Disease Process & Terminology & Cancer/Neoplasms Flashcards
define PATHOLOGY
objective description of traits, causes, & effects of abnormal conditions that threaten homeostasis
define SYNDROME
defined collection of signs and sx
define PATHOGENESIS
development of disease in stages
how long defines an acute disease
less than 6 months
aka: systemic health
internal equilibrium
risk factors may be useful for prevention but does not necessarily predict ___ of disease
occurence
list examples of predisposing factors to disease
age, gender, lifestyle, environment, heredity, immunodeficiency
list examples of environment predisposition factors
pollution, poor living conditions, excessive noise, chronic psychological stress, geographic location
define CROSS-REACTIVE PROTEIN (CRP)
blood test marker to detect inflammatory disorders
list factors of inflammation intensity
cause, area of body, physical condition of person
list factors of inflammation intensity
cause, area of body, physical condition of person
what type of response is inflammation
nonspecific
list some conditions that cause inflammation
infection w/pathogens, toxins, physical trauma, ischemia, necrosis
what kind of response is acute inflammation
exudative
describe purpose of acute inflammation
wall off/destroy/digest bacteria and dead/foreign tissue & allow fluid leakage that stimulate WBC phagocytes and antibody response
what conditions can inhibit normal inflammatory response
immune disorders, chronic illness, certain medications (esp long-term steroid therapy)
what are the cardinal signs of local infection
redness, swelling, heat, pain, fever, pus, enlarged lymph glands, & red streaks
what are the 2 ways pathogens cause disease in body
- invasion & destruction of tissue
- intoxicate/produce poisonous substances
what are some ways disease can be transmitted
- direct/indirect physical contact
- inhalation
- drops
- ingestion of contaminated food/water
- inoculation via insect/animal
what are the body’s natural defenses
- chemical & mechanical barriers
- inflammatory response
- immune response
aggressive skin & soft tissue infections, abscesses & cellulitis, fatal pneumonia, bone infections, and septicemia can be caused by
MRSA
why is MRSA so dangerous
resistant to many antibiotics
what ist he leading cause of surgical wound infections
MRSA
what does MRSA stand for
Methicillin-Resistant Strains of Staphylococcus Aureus
what is the reservoir for Escherichia coli (E. coli)
colon and manure
what infection is caused by E. coli
mild to severe enteritis
what is the reservoir for staphylococcus aureus
skin, hair, anterior nares
wound infection, pneumonia, food poisoning, and cellulitis are caused by
staphylococcus aureus
strep throat, rheumatic fever, scarlet fever, and impetigo are caused by
streptococcus (hemolytic group A)
what is the reservoir of streptococcus (hemolytic group A)
oropharynx, skin, perianal area
what is the reservoir of Streptococcus (hemolytic group B)
adult genitalia
UTIs, wound infection, and endometritis are caused by
streptococcus (hemolytic group B)
what are the reservoirs for Clostridium difficile (C. Difficile)
contaminated surfaces/spores transferred on unclean hands of others
serious intestinal conditions like colitis are caused by
C. difficile
what is the reservoir of mycobacterium tuberculosis
lungs
what condition is caused by mycobacterium tuberculosis
TB
what are the reservoirs for Neisseria gonorrhoeae
genitourinary tract, rectum, mouth, eye
gonorrhea, pelvic inflammatory disease, infectious arthritis, and conjunctivitis are caused by
Neisseria gonorrhoeae
reservoirs for rickettsia rickettsii is
wood tick
rocky mountain spotted fever is caused by
rickettsiae rickettsii
reservoirs for staphylococcus epidermidis pseudomonas aeruginosa are
skin, water, soil
wound infection, bacteremia, pneumonia, UTI, and meningitis are caused by
staphylococcus epidermidis pseudomonas aeruginosa
the reservoirs for hepaitis A is
feces, blood, and urine
the reservoirs for hepatitis B is
feces, blood, all body fluids & excretions
the reservoirs for hepatitis C is
blood and bodily fluids
chronic liver disease is caused by
hepC virus
the reservoir for herpes simplex is
lesions of mouth & skin, blood, and excretions
cold sores, aseptic meningitis, and STDs are caused by
herpes simplex
the reservoirs for human immunodeficiency virus are
blood, semen, vaginal secretions, saliva, tears, urine, breast milk
HIV causes
AIDS
reservoirs for hantavirus are
deer mouse urine, feces, and saliva
URI, LRI, adult respiratory distress syndrome are caused by
hantavirus
reservoirs for ebola hemorrhagic fever are
contaminated blood/bodily fluids and fruit bats
hemorrhagic fever, vascular permeability, shock, death, potential bioterrorism threat are caused by
hemorrhagic fever
the reservoir for west nile virus is
mosquitos
fever, rash, hepatitis, and encephalitis are caused by
west nile virus
the reservoirs for aspergillus organisms are
soil and dust
aspergillosis and allergic bronchopulmonary are caused by
aspergillus organisms
reservoirs for candida albicans are
mouth, skin, colon, and genital tract
thrush and dermatitis are caused by
candida albicans
the reservoir for plasmodium falciparum are caused by
mosquitos
malaria is caused by
plasmodium falciparum
why is Vancomycin-resistant Enterococcus (VRE) dangerous
only few antibiotics can fight it and can cause many types of infectins
why is carbapenem-resistant Enterobacteriaceae (CRE) dangerous
high levels of resistance to last resort antibiotics and fatal
how many pairs of autosomes are there
22
what is the remaining pair of chromosomes that are not autosomes called
sex chromosomes
define KARYOTYPE
ordered arrangement of photographs of full chromosome set
genetic diseases are caused by what conditions
- abnormality/mutation of code in single gene
- several abnormal genes
- abnormal presence/absence of entire chromosome
- alteration in structure of chromsome
give examples of mutagens
chemicals, radiation, viruses
what are the main modes of inheritance for genetic diseases
- autosomal dominant
- autosomal recessive
- x-linked/sex-linked recessive
define AUTOSOMAL DOMINANT
mode of genetic inheritance where mutant phenotype is seen even if normal gene is present in other chromsome