Anatomy and Positioning Flashcards
hordeolum (stye)
localized staph infection of hair follicles
intermittent claudication
pain in calf, sometimes thigh or buttocks, induced by exercise and relieved by rest
gangrene
death of body tissue due to lack of blood flow or a serious bacterial infection
oscillometric
- measuring vibrations
- i.e. automated BP cuffs that look for the vibrations of blood flow through the brachial artery
lesion
a circumscribed area of altered or diseased tissue
palpebral fissure
eye opening
canthus
- a corner of the eye, where upper and lower lids meet
- the angular junction of the eyelids at either corner of the eye
nasolabial fold/groove
groove on either side of the face that runs down and laterally from the nostril to the corner of the mouth
lymph nodes of head and neck
- preauricular
- parotid
- postauricular
- occipital
- submental
- submandibular
- tonsillar
- superficial cervical
- deep cervical
- posterior cervical
- supraclavicular
sclera
- white part of the eye
- inspect for lesions, inflammation, discoloration
- yellow indicates jaundice
conjunctiva
- membrane covering the sclera (bulbar) and inner eyelids (palpebral)
- expected: pink (palpebral) and moist
- inspect for lesions, edema, change in color, ectropion/entropion
cornea
- clear membrane covering the iris and pupil of the eye
- should be round, equal in size
- cloudiness indicates damage/disease (keratoconus, glaucoma, edema, dryness, Fuchs dystrophy, injury, etc.)
pinna
outer ear
cerumen
ear wax
oral mucosa
mucous membranes of the mouth
gingiva
gums
dentition
teeth
orthopneic position
tripod position
accessory muscles of respiration
- muscles that aid in labored breathing (neck or intercostal muscles)
- will be overdeveloped in someone with COPD or other long-term breathing difficulty
epicardium
iatrogenic disease
disease caused by or arising as a complication of medicine or surgery
enteral
within or by way of the gastrointestinal tract
vasopressor
drug that increases blood pressure via vasoconstriction
vasodilator
drug that decreases blood pressure via vasodilation
total parenteral nutrition
- bypasses the GI tract, giving most essential nutrients intravenously
- used when a pt is NPO
hemolytic
relating to or involving the rupture or destruction of red blood cells
deep tendon reflex
automatic motor response elicited by stimulating stretch receptors in subcutaneous tissues surrounding joints and tendons
transcutaneous electrical nerve stimulation (TENS)
- application of mild electrical stimulation through electrodes placed on the skin over a painful area
- alleviates pain by interfering with transmission of painful stimuli
acromioclavicular joint
gliding or plane joint between the acromion (point of shoulder, scapula) and the acromial end of the clavicle
arthrodal (gliding/plane) joint
diarthrosis permitting a gliding motion
diarthrosis/diarthrodial
joint with a cavity in the capsule separating bones; permits considerable freedom of movement
idiopathic
an illness of uncertain or undetermined cause
adaptation
adjustment to changes in circumstances such as those resulting from illness or disability
osteophyte
ativities of daily living
tasks performed routinely during the course of a typical day, such as walking, eating, bathing, brushing the teeth, and grooming
group A streptococcal pharyngitis
strep throat
McBurney’s point
a point 1 to 2 in (2.5 to 5.1 cm) above the anterosuperior spine of the ilium, on a line between the ilium and umbilicus, where pressure produces tenderness in acute appendicitis
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precordium
the area of the thorax directly in front of the heart
diathermy
- type of electrical stimulation
- two types: thermal and nonthermal
- improved tissue perfusion, increased tissue metabolism, more antibiotic delivery to the tissues, a heightened effect of oxygen on microbes, and promotion of cellular processes
dehiscence
opening of the edges of a surgical wound with partial or total separation of wound layers
abrasion
superficial, partial-thickness wound with little bleeding, caused by rubbing or scraping the epidermis
approximated
closed, with the wound’s edges touching each other
bulla
blister, greater than 1 cm in diameter that is filled with clear fluid, as seen with burns
burn
thermal injury to tissues
carcinoma
malignant (cancerous) growth made up of epithelial cells that tends to infiltrate surrounding tissue thus causing metastasis
contusion
injury to tissues with skin discoloration from blood seepage just under the skin and without breakage of the skin; a bruise
cyst
abnormal, closed epithelium-lined sac that contains a liquid or a semisolid substance
debride
remove devitalized (dead) tissue from a wound
decubitus ulcer
somewhat outdated term for pressure ulcer
dermatitis
inflammation of the skin
dermis
layer of the skin above the subcutaneous fat, composed of collagen and elastic fibers
ecchymosis
hemorrhagic spot, or bruise, caused by bleeding under the skin and irregularly formed in blue, purple, or yellow patches
fistula
any abnormal tubelike passage in the body
granulation
development of red, moist tissue made up of new blood vessels, indicating the progression of wound healing
hematoma
localized collection of blood underneath the tissues, appearing as a swelling or mass often characterized by a bluish discoloration
irrigate
wash out with fluid
keloid
enlarged, elevated scar, due to excess collagen
laceration
cut; torn wound
maceration
softening or dissolution of tissue after lengthy exposure to fluid
macule
discoloration of the skin, less than 1 cm in diameter and not raised above the surface
melanoma
malignant mole or tumor on the skin with atypical melanocytes (pigment-forming cells) in the epidermis
necrosis
death of areas of tissue or bone
nodule
small, solid mass more than 1 cm in diameter
papule
small, circumscribed, solid, elevated skin lesion
petechiae
minute reddish or purplish spots containing blood that appear in skin or mucous membranes as a result of hemorrhage in the dermal layers (singular form: petechia)
plaque
an elevated patch on the skin, such as the characteristic scales of psoriasis
pressure ulcer
impaired skin integrity and/or formation of a wound over a bony prominence due to prolonged pressure
puncture
wound made by a sharp pointed object penetrating the skin
purpura
condition characterized by various skin manifestations, including hemorrhages into the skin, mucous membranes, internal organs, and other tissues
pus
yellowish liquid product of inflammation or infection
pustule
small, elevated skin lesion that contains pus
scar
mark that remains on the skin after a wound has healed
serous
wound drainage presenting as clear, watery plasma
shear
force exerted parallel to the skin resulting both from gravity and from resistance (friction) between the patient and a surface, such as that created when a patient slumps in a chair
skin tear
a traumatic wound resulting from separation of the epidermis from the dermis
slough
mass of soft, stringy dead tissue that can be white or yellow in appearance
vesicle
small blister that contains liquid
wheal
irregularly shaped, slightly elevated area; small, localized area of edema on the surface of the skin; typical of allergic reactions (hives)
tinea pedis
- athlete’s foot
- a chronic superficial fungal infection of the skin of the feet, typically between the toes
buccal
pertaining to or directed toward the bucca (cheek), the fleshy portion of the side of the face that makes up the lateral wall of the oral cavity
callus
a thickening of or a hard thickened area on skin
cheilosis
manifestation of vitamin B complex deficiency characterized by reddened lips with fissures at the angles of the mouth
closed bed
a bed prepared in a hospital room with the top sheet, blanket, and bedspread drawn up to the head of the mattress under the pillows
corn
often painful and inflamed circumscribed lesion of thickened skin, usually on the toes and caused by pressure or friction from ill-fitting shoes
cuticle
the narrow band of epidermis extending from the nail wall onto the nail surface
dental caries
tooth decay
dental plaque
a sticky film accumulating on the teeth that is formed by and harbors bacteria; also called tartar
draw sheet
linen item placed under the patient’s torso and used to lift and reposition the patient
excoriation
skin abrasion typically resulting from scratching
fanfolding
applying the proximal half of a piece of linen in successive layers lengthwise for the purpose of tucking it under the patient and rolling the patient over it while stripping or making an occupied bed
fissure
a break, slit, or tear in soft tissue, often at the junction of skin and mucous membrane
foreskin
fold of skin covering the glans penis (head) of an uncircumcised penis; also called prepuce
gingiva
the part of the oral mucosa covering the tooth-bearing border of the jaw; also called gums (plural: gingivae)
gingivitis
inflammation of the gums characterized by redness, swelling, and intermittent bleeding
hygiene
personal maintenance of cleanliness
hypoallergenic
unlikely to cause an allergic (hypersensitivity) response
incontinence pad
disposable material with waterproof backing placed under a patient’s buttocks to contain body fluids
labia
folds of skin on either side of the vaginal orifice
lunula
active area of nailbed growth at the base of the fingernails and toenails
mucosa
the moist inner lining of various tubular structures, including the mouth, esophagus, stomach, and intestines
neuropathy
any of numerous disturbances or pathologic changes in the peripheral nervous system, most often affecting sensation
open bed
a bed prepared in a hospital room with the top covers folded back to make it easy for the patient to get into the bed
palate
the roof of the mouth separating the mouth from the nasal cavity, comprised of the hard palate (in the front of the mouth, separating cavities of the mouth and the nose) and the soft palate (the fleshy portion that separates the mouth from the pharynx)
pediculosis
lice infestation
perineum
area between the anus and the posterior portion of the external genitalia
periodontal
surrounding or near a tooth
periodontitis
inflammation or degeneration of the tissues surrounding the teeth
plantar wart
a skin lesion on the sole of the foot typically caused by any of the human papillomaviruses
sebaceous gland
oil-secreting organ of the skin
sebum
fatty lubricant secreted by the skin’s sebaceous glands
semi-Fowler’s position
position with HOB raised about 30 degrees
stomatitis
any inflammatory disorder of the mouth
tartar
a sticky film accumulating on the teeth that is formed by and harbors bacteria; also called dental plaque
thrush
a fungal infection in the mouth and/or throat caused by Candida albicans and manifesting as white patches and ulcers
urethra
a narrow tube through which urine passes from the bladder to the outside of the body
antibody
a type of protein the immune system produces to neutralize a threat of some kind, such as an infecting organism, a chemical, or some other foreign body
antimicrobial
able to destroy or suppress the growth of pathogens and other micro-organisms
antiseptic
a substance that reduces the number of pathogens present on a surface
asepsis
methods used to assure that an environment is as pathogen-free as possible
bacteriostasis
the inhibition of further bacterial growth
chlorhexidine
an antibacterial compound with substantial residual activity that is used as a liquid antiseptic and disinfectant
circulating nurse
a nurse who assists the scrub nurse and the surgeons during surgery, positioning the patient and equipment, obtaining additional supplies, and adjusting lighting as needed
contamination
the process of becoming unsterile or unclean
disinfectant
any chemical agent used to destroy or inhibit the growth of harmful organisms
doff
to remove an article of clothing from the body
don
to put on (as with an article of clothing) or dress in
flora
the aggregate of bacteria, fungi, and other micro-organisms normally found in a particular environment, such as the gastrointestinal tract or the skin
immunosuppression
the inhibition of the body’s protective response to pathogenic invasion, usually as a result of disease, drug therapy, or surgery
intraoperative
occurring during the course of a surgical procedure
medical asepsis
infection-control practices common in healthcare, such as basic handwashing
micro-organisms
minute living cells
nosocomial
acquired in a hospital, as in nosocomial infection. The term the Centers for Disease Control and Prevention now uses for infections associated with healthcare delivery in any setting (hospitals, long-term care facilities, ambulatory settings, home care) is healthcare-associated infection (HAI).
pathogen
any disease-producing agent, especially a virus, bacterium, or fungus
perioperative
pertaining to the period extending from the time of hospitalization for surgery to the time of discharge; includes the preoperative, intraoperative, and postoperative periods
phagocytes
cells (such as white blood cells) that engulf, ingest, and consume foreign material (such as pathogens) and debris
pneumococcal
pertaining to or caused by pneumococci, organisms of the species Streptococcus pneumoniae, a common cause of pneumonia and other infectious diseases
postoperative
pertaining to the period following a surgical operation, usually from the time the patient is transferred to the postanesthesia care unit until healing is complete
preoperative
pertaining to the period before a surgical operation, usually from the time the decision to have surgery is made to the time the patient is transferred to the operative table
retrovirus
any of a large group of RNA-based viruses that tend to infect immunocompromised individuals, including the human immunodeficiency virus and many cancer-causing viruses
sepsis
the presence in blood or other tissues of pathogens or their toxins
spore
a primitive, usually unicellular, reproductive body produced by plants, fungi, and some micro-organisms that is resistant to environmental changes
staphylococcus
a genus of gram-positive bacteria that are potential pathogens, causing local lesions and serious opportunistic infections
sterile
free from living organisms and especially from micro-organisms and pathogens
sterile field
a specified area that is considered free from micro-organisms
sterile technique
measures taken to prevent the spread of pathogens from the environment to the patient by eliminating all micro-organisms in that environment
sterilization
a process that destroys all micro-organisms, including spores and viruses
strikethrough
penetration of pathogens, typically bacteria, through surgical drapes, dressings, and other materials, especially as a result of fluid accumulation
subungual
under a nail
surgical asepsis
techniques used to destroy all pathogenic organisms, also called sterile technique
surgical scrub
a procedure that achieves disinfection of the hands and arms up to the elbows in preparation for donning sterile attire and performing or participating in a sterile procedure
pharmacokinetics
study of metabolism and action of drugs, esp. time required for absorption, duration of action, distribution, and method of excretion.
anticholinergic
an agent that blocks parasympathetic nerve impulses
abdominal distension
swelling in the area between the waist and the pelvis due to intestinal gas, overeating, or pathophysiological causes such as infection or hemorrhage
air vent
- a device or aperture that allows the entry or exit of air
- on a nasogastric tube, a branch of the main tube that is always open to the air
antireflux valve
a device that can also be inserted into a lumen of some types of nasogastric tubes to prevent the seepage of gastric contents out of the vented lumen
aspiration
- inadvertent inhalation of fluid or other substances into the lungs
- also, the withdrawal or removal, via a syringe or other apparatus, of a substance or material from the body
decompression
removal of stomach contents to relieve distention of the stomach and intestines caused by the accumulation of gastrointestinal air and fluid
epiglottis
lid-like cartilaginous structure covering the larynx opening during swallowing, keeping food out of the lungs
esophagitis
inflammation of the esophagus
esophagus
the musculomembranous passage extending from the pharynx to the stomach
gastric aspirate
substance removed from the stomach via syringe through a NG, orogastric, or gastrostomy tube
ileus
mechanical or functional obstruction of the intestines
irrigant
solution used for therapeutic irrigation or washing out of a body cavity or part
lavage
therapeutic irrigation or washing out of a body cavity or part
lipid pneumonia
lung inflammation that develops when fat particles enter the bronchial tree
lumen
a cavity or bore of a tubular organ or part
methemoglobinemia
excess of non-O2-carrying pigment methemoglobin in the blood
naris
- nostril (pl. nares)
- one of the two external orifices of the nose
nasogastric tube
- NG tube
- flexible tube inserted through the nose and extending to the stomach or intestines
- multiple functions: conduit for removing GI fluids and gas, delivering enteral feedings or medications, relieving pressure, etc.
nasopharynx
the portion of the pharynx superior to the soft palate
parotid glands
two salivary secretory organs on either side of the face just inferior and anterior to the ears
peristalsis
waves of contraction that propel contents through the GI tract
pH test strip
a disposable indicator that measures the acidity or alkalinity of a substance
suction pressure
amount of negative force (in mm Hg) used to propel air or fluid out of a body cavity or part
trachea
cartilaginous and membranous tube descending from the larynx and branching into right and left main bronchi
tracheitis
inflammation of trachea
topical anesthetic
a pain-relieving agent applied externally
uvula
small, fleshy mass hanging from the soft palate above the root of the tongue
capnography
continuous recording of the concentration of CO2 in inhaled and exhaled air
adverse reaction
- any noxious, unintended, and undesired result of taking a drug in appropriate doses
- also called an adverse effect
- often used in place of side effect, but side effects also include harmless and possibly helpful unintended results
allergic reaction
an immune response to a drug, ranging from mild itching to severe rash to anaphylaxis
anaphylaxis
immediate, life-threatening allergic response characterized by bronchospasm, laryngeal edema, and a rapid drop in blood pressure
buccal
pertaining to or directed toward the facial cheek
compatible
- capable of harmonious coexistence
- used to refer to two or more medications that can be given together without changing the effects of each other or causing any new responses not seen with any of the drugs administered alone
contraindication
a pre-existing condition that makes it unsafe or otherwise inappropriate to administer a particular drug
dosage
- determination and regulation of the size, frequency, and number of doses of a med for an individual patient; overall dosing regimen
- often used synonymously with dose; dose = amount to be given at one time
dose
- a measured quantity of a medication to be administered at one time
- often used synonymously with dosage; dosage is the overall dosing regimen
drug
any chemical or other nondrug substance that can affect living processes
duration of action
how long a drug actively produces a therapeutic effect
generic
- noncommercial name assigned to a drug; also, nonproprietary name
- less complex than the chemical name and more complex than a brand or trade
idiosyncratic reaction
uncommon, unexpected, or individual drug response thought to result from a genetic predisposition
indication
a reason for administering a medication
instillation
administration of a liquid drop by drop
intradermal
within or into the dermis (skin)
intramuscular (IM)
within or into a muscle
intravenous (IV)
within or into a vein
medication
term used for drug when it is given to or taken by a particular individual for therapeutic purposes
medication administration record (MAR)
a document completed per agency policy to verify a patient’s medications were given as prescribed
narcotic
- umbrella term used to refer to opioids, controlled substances, illicit drugs, central nervous system depressants, strong analgesics, and drugs capable of causing physical dependence
- opioid is the preferred term for the family of potent pharmacologic analgesics commonly referred to as narcotics
nebulizer
a device for creating and delivering an aerosol spray
onset of action
when a drug begins to exert its therapeutic effect
ophthalmic
eye-related
over-the-counter (OTC)
referring to drugs sold without a prescription
paradoxical effect
causing an effect opposite of the intended effect
parenteral
via a route other than the GI tract
peak action
when a drug exerts its maximal therapeutic effect
plateau
- a steady level of a drug achieved after repeated doses
- the amount of drug eliminated between doses equals the amount administered with each dose
polypharmacy
the concurrent use of multiple drugs
side effect
- unintended and usually predictable result of taking a drug in appropriate doses
- often used synonymously with adverse effect, which is noxious or harmful in some way
subcutaneous
under the skin
synergistic effect
- increase in the effects of any or all of two or more drugs taken together
- 1 + 1 = >2
therapeutic effect
the beneficial and intended result for which a drug is taken
topical
applied externally
toxic effect
a seriously adverse drug reaction caused by excessive dosing
transdermal
entering through the dermis, i.e. adhesive patch
unit-dose system
provision of drugs in single-dose packages
Name the Six Rights of Medication Administration
- right medication
- right dose
- right route
- right time
- right patient
- right documentation
prodromal
exogenous
endogenous
metapneumonia
parainfluenza 3
prophylaxis
ESBL
VRE
vancomycin-resistant enterococcus
multidrug-resistant
any infection that is resistant to multiple antibiotics
MDRO
multidrug-resistant organism
CMV
cytomegalovirus
CRE***
induration
anthropometric measures
data collected for studying the size, weight, and proportions of the human body
peristomal***
Name the Kubler-Ross five stages of grief.
advance directive
legal documents that direct end-of-life issues
living will
directive documents for medical treatment per client’s wishes
health care proxy (durable power of attorney for health care)
document appointing someone to make medical decisions for a patient who is no longer able to do so
coma
prolonged, deep state of unconsciousness lasting days or years; cannot be arounsed and may or may not … brainstem
vegetative state
physiological stages of dying
1-3 months before: withdraws from world, sleep increases, difficulty digesting, appetite and food intake decrease (liquids preferred); anorexia -> ketosis -> increased sense of well-being
1-2 weeks before:
days to hours before: surge of energy, dehydration, difficulty swallowing, decreased blood volume and gag reflex, shallow/rapid breathing, apnea, congestion (“death rattle”), Cheyne-Stokes respirations, clammy, BP decreases, pulse hard to detect, extremities cold
moments before:
palliative care
Neuman’s Continuum***
Maslow’s Hierarchy of Human Needs***
Health-Illness Continuum***
A1c
greater than or equal to 6.5 = diabetes mellitus
Dunn’s Health Grid***
suprainfection***
adaptive utensils
devices for eating and feeding that have been modified to accommodate some type of disability
albumin
a plasma protein formed mainly in the liver and making up about two-thirds of protein in plasma
amino acid
- organic compounds in plant and animal tissues
- the “building blocks” of protein
anabolism
- constructive phase of metabolism
- body cells synthesize protoplasm for growth and repair
anorexia nervosa
eating disorder characterized by preoccupation with food and the rituals of eating, and a voluntary refusal to eat
anthropometry
study of the measurement of size, weight, and proportions of the human body, usually on a comparative basis
ascorbic acid
- also called vitamin C
- aids in tissue building and many metabolic reactions:
- wound and Fx healing
- collagen formation
- adrenaline production
- iron absorption
- conversion of folic acid
- cellular adhesion
basal metabolic rate
- also called resting energy expenditure
- number of calories used by the body during a nonactive period
bioelectric impedance analysis
- method of estimating body composition that determines tissues’ opposition to the flow of an electric current
- estimates total body water, fat-free body mass, and body fat
biotin
coenzyme used in fatty acid synthesis, amino acid metabolism, and formation of glucose
body mass index (BMI)
- a measure of body fat that is used as an indication of nutritional status
- y kg x (z m)2 = BMI
bulimia nervosa
eating disorder characterized by recurrent episodes of bingeing followed by inappropriate compensatory behavior to rid the body of these excessive calories, such as purging
bingeing
eating large quantities of food over a short period of time
purging
an inappropriate compensatory behavior to rid the body of excess calories after bingeing
cachexia
general physical wasting and malnutrition most often related to chronic disease
calcium
a mineral essential for maintaining the health of bones and teeth, cardiovascular support, blood clotting, and nerve transmission
calibrate
adjust precisely for a particular function
calipers
instrument with two adjustable arms, legs, or jaws used to measure diameter or thickness
calorie
- unit by which energy is measured
- the amount of heat needed to raise the temperature of 1 kg of water 1° Celsius
- also called a kilocalorie
carbohydrates
- class of essential, energy-yielding macronutrients containing only carbon, hydrogen, and oxygen
- sugars, starches, glycogen, and fiber
catabolism
degrading process involving release of energy and breakdown of complex materials (e.g., proteins, lipids) within an organism
chromium
essential dietary trace element that is a cofactor for insulin
copper
- essential dietary trace element
- facilitates iron use
- component of several enzymes involved in:
- hemoglobin synthesis
- collagen formation
- wound healing
- nerve fiber maintenance
cyanocobalamin
a form of vitamin B₁₂
daily values
reference points for intake determined by public health experts and based on a 2,000-calorie diet
daily reference intakes (DRIs)
- the Institute of Medicine’s system of specific nutrition recommendations and values
- includes:
- updated recommended daily allowances
- estimated average requirements
- adequate intake
- tolerable upper intake levels
enteral nutrition
delivery of nutrients directly to the GI tract via a variety of types of feeding tubes and devices
fats
- also called lipids
- water-insoluble, energy-yielding macronutrients
- organic compounds composed of carbon, hydrogen, and oxygen
fat-soluble vitamins
- essential organic substances that can be absorbed with lipids
- vitamins A, D, E, and K
fiber
carbohydrates that are components of plants and cannot be digested by human enzymes
fluoride
essential element that bonds with Ca and accumulates in calcified body tissue (bones and teeth)
folic acid
synthetic form of folate
folate
substance required for hemoglobin and amino-acid synthesis, cellular reproduction, and prevention of neural tube defects in utero
height-to-wrist circumference
a method of determining body frame size by comparing wrist circumference to height
hemoglobin
main functional constituent of red blood cells that serves as their oxygen-carrying protein
ideal body weight
an estimate of what a person should weigh, calculated by using BMI as a reference guide
indirect calorimetry
measurement of the amount of heat produced by a subject by determining the amount of O2 consumed and the amount of CO2 eliminated
iodine
trace mineral essential for synthesis of thyroxine
thyroxine
thyroid hormone that helps regulate metabolism
iron
trace mineral essential for:
- hemoglobin formation and function
- cellular oxidation of glucose
- antibody production
- and collagen synthesis
kilocalorie
technical name for a calorie
lipids
fats
magnesium
- major essential mineral
- important in:
- bone nourishment
- many enzyme reactions, as a catalyst
- nerve and muscle function
- cardiovascular support
malnourished
in a state of malnutrition
malnutrition
poor nourishment resulting from an inadequate or improper diet or from some metabolic defect that keeps the body from using food properly
manganese
- essential trace element
- component of enzymes involved in:
- metabolism of carbohydrates, protein, and fat
- bone formation
metabolism
sum of the physical and chemical changes in living cells by which energy is provided for vital processes and activities and new material is assimilated
mid-upper arm circumference
- distance around left upper arm, at the midpoint between the tip of the shoulder and the tip of the elbow
- used as a measure of nutritional status
olecranon process
tip of the elbow
minerals
- nonorganic substances essential for health
- used at every cellular level for metabolic exchanges
- must be obtained in the diet
niacin
- also called vitamin B₃
- aids in energy and protein metabolism
nitrogen balance
- difference between daily intake of nitrogen and nitrogen excretion
- indicator of tissue integrity
nutrient
a substance that nourishes
obese
having a body mass index of 30 or above
obesity
condition of having excess body weight
BMI ≥ 30
overweight
25 ≤ BMI ≥ 29.9
pantothenic acid
- also called vitamin B₅
- essential for fatty acid metabolism and cell synthesis
- participates in more than 100 metabolic reactions
parenteral nutrition
administration of nutrients intravenously
peristalsis
successive wavelike movements by which tubular organs that have longitudinal and circular muscle fibers (GI tract) propel their contents forward
phosphorus
- major essential mineral
- maintains:
- energy transfer of RNA and DNA
- acid-base balance
potassium
- major essential mineral
- maintains intra- and extracellular fluid volume, muscle, blood pressure, and musculoskeletal and cardiovascular function
prealbumin
thyroxin-binding protein measured to evaluate the nutrition status of critically ill patients who are at high risk for malnutrition
proteins
- essential, energy-yielding macronutrients
- organic compounds composed of “building blocks” called amino acids
pyridoxine
- form of vitamin B₆,
- essential for cellular function and synthesis of:
- hemoglobin
- neurotransmitters
- niacin
resting energy expenditure
basal metabolic rate
retinol
- form of vitamin A
- essential for:
- vision health
- tissue strength and growth
- embryonic development
- gene expression
- immune function
retinol-binding proteins
- organic compounds that bind with vitamin A
- one has been associated with insulin resistance
riboflavin
- also called vitamin B₂
- essential for:
- releasing energy from nutrients in all body cells
- growth
- vitality
- tissue healing
selenium
a mineral essential for normal immune function and thyroid-gland activity
sodium
- major mineral
- largely responsible for:
- regulating fluid balance
- cell permeability
- essential for:
- acid-base balance
- nerve transmission
- muscular irritability
therapeutic diet
- food plan modified to meet specific health needs
- e.g., increasing or decreasing caloric intake, fiber, or other specific nutrients, omitting specific foods, or modifying the consistency of foods
thiamin
- also called vitamin B₁
- essential for:
- releasing energy from carbohydrates
- digestion
- peristalsis
- providing energy for smooth muscles, glands, the central nervous system, and blood vessels
total iron-binding capacity
a blood test measuring the ability of transferrin to carry iron in the blood
transferrin
glycoprotein produced in the liver that binds and transports iron
triceps skinfold
measurement of the upper arm that helps estimate body fat
vitamins
any of a group of organic substances found in foods and essential in small quantities for:
- growth
- health
- many enzymatic and chemical reactions
- many metabolic functions
zinc
- trace dietary element
- component of DNA and RNA and many enzymes involved in growth, metabolism, and other senses and functions
Schedule I medication
- illegal
- have no therapeutic use and a high risk of abuse
Schedule II medication
most risk of abuse (morphine)
Schedule III medication
moderate risk of abuse (e.g. Tylenol with codeine)
Schedule IV medication
lowest risk of abuse (e.g., phenobarbitol)
unscheduled medication***
potentiate
atherosclerosis
- “hardening of fatty stuff”
- hardening of fatty plaques in blood vessels
myocardial infarction (MI)
- blockage of blood flow in a coronary artery resulting in death of muscle tissue
- heart attack
mitral prolapse
- “a falling forward”
- failure of mitral valve causing leakage and backward flow in the left side of the heart
stenosis
narrowing
regurgitation
backward flow of blood
angina pectoris
- “pain in the chest”
- “crushing, vise-like”
- often accompanied by SOB, fatigue, nausea
- indicates insufficient blood flow to heart muscle
- nitroglycerine tabs often prescribed
ischemia (cardiac)
“not quite enough blood”
usually accompanied by agina pain, often mistaken for heart attack
echocardiography
- uses high-frequency sound waves to form an image of the inside of the heart
- can demonstrate valve damage, congenital defects, etc.
electrocardiography (ECG/EKG)
printout recording of electrical activity in the heart
cardiac catheterization
- catheter threaded through artery to the heart to release opaque material and create X-ray images of the details of coronary arteries
- used to ID blockages and their locations
phlebotomist or venipuncturist
specially trained nurse or technician who draws blood for lab tests and may start IVs
hemangioma
- benign tumor on the skin or in an internal organ composed of dilated blood vessels
- often encapsulated within a fibrous shell
hernia
abnormal protrusion of structure out of normal anatomical position
multiple sclerosis
- “many hardenings”
- multiple hard plaques of degeneration of the insulating layer of nerve fibers in the CNS
- loss of insulation disrupts nerve impulses
lumbar puncture/tap
getting a CSF sample by inserting a needle between lumbar vertebrae
electroencephalography (EEG)
image/recording of the brain’s electrical activity
laparotomy
cutting into the abdomen
cholelithotripsy
smashing gall stones with sound waves
metastasis
movement of bacteria or body cells (esp. cancer cells) from one part of the body to another