Chapter 1 Flashcards
Two categories of anatomy
Microscopic Anatomy- anything not able to be viewed by the naked eye
Gross anatomy- structures that can be seen with the unaided eye
Difference branches of Gross Anatomy
SPECS DRRS
-Surface
-Pathologic
-Embryology
-Comparative
-Systemic
-Developmental
-Regional
-Radiographic
-Surgical
WHATS THE PURPOSE OF “LANGUAGE OF ANATOMY”
Allows anatomical discussion to be unambiguous and have no confusion
Anatomic position
The point of reference
-standing upright, feet forward and parallel
-head looking forward and level
-arms at side, palms forward, thumbs away
Planes
Divides into two imaginary sections
-colonial
-transverse
-midsagitial
(Oblique)
Sections
Actual slices of the body
Colonial
Anterior and posterior
Transverse
Inferior and superior
Midsagittal
Left and right
-equal
Oblique
Planes that are angled and not equal
Anatomical directional terms
Location of one body part in relation to others
-anterior/posterior
-superior/inferior
-medial/lateral
-proximal/distal
Anterior/posterior
Anterior- located in the front
Posterior- dorsal/back
Superior/inferior
Superior- located above (head)
Inferior- forward (feet)
Medial/lateral
Medial- towards midline
Lateral- away from midline
Proximal/distal
Proximal- towards
Distal- away
How many body cavities are there
Seven
Posterior aspect
Cranial cavity, vertebral canal
Ventral cavity is made up by
Thoracic cavity and abdominopelvic cavity
Thoracic cavity
Chest cavity; anterior/laterally by chest wall-inferiorly by diaphragm
CONTAINS PPM
-Mediastinum
-pleural cavity
-pericardial cavity
Abdominopelvic cavity
-Abdominal cavity
-pelvic cavity
Cranial cavity
posterior aspect
-formed by cranium
-contains the brain
-no serous membrane
Vertebral canal
posterior aspect
-formed by the vertebral column
-contains the spinal cord
-no serous membrane
Mediastinum cavity
-thoracic cavity
-contains the pericardial cavity, heart, thymus, trachea, esophagus and major blood vessels
-no serous membrane
Pericardial cavity
-found in thoracic cavity
-contains the heart (centrally associated)
-pericardium serous membrane
Pleural cavity
-found in thoracic cavity
-lateral regions associated with the lungs
-pleura as serous membrane
Abdominal cavity
-found in abdominopelvic cavity
-contains stomach, spleen, liver, pancreas, small intestine, most of large intestine, kidney and ureters
-peritoneum as serous membrane
Pelvic cavity
-found in the abdominopelvic cavity
-contains urinary bladder, urethra, internal reproductive organs, some of large intestine
Peritoneum
Serous membranes around many abdominal organs
Parietal peritoneum
Lines internal walls of abdominopelvic cavity
Peritoneal cavity
Potential space with serous fluid
Visceral peritoneum
Covers surface of most digestive organs
Abdominal region
-Inferior to the chest
-superior to the pelvic brim of the hip bones
Antebrachial region
Forearm
Antecubital region
-anterior to the elbow
(Cubical region)
Auricular region
Visible surface structures of the ear
Axillary region
Armpit
Brachial region
Arm
-upper limb between the shoulder and elbow
Buccal region
Cheek
Calcaneal region
Heel of the foot
Carpal region
Wrist
Cephalic region
Head
Cervical region
Neck
Coxal
Hip
Cranial
Skull
Crural
Leg
-lower limb between the knee and ankle
Deltoid
Shoulder
Digital
Fingers or toes
Dorsal
Back
Femoral
Thigh
Fibular
Lateral aspect of the leg
Frontal
Forehead
Gluteal
Buttock
Hallux region
Great toe
Nasal region
Nose
Occipital region
Posterior aspect of the head
Olecranal region
Posterior aspect of the elbow
Oral region
Mouth
Orbital region
Eye
Palmer region
Palm of the hand
Patellar region
Kneecap
Pectoral region
Chest
-includes mammary
Pelvic region
Pelvis
Perineal region
Diamond shape between thighs
-contains anus and selected external reproductive organs
Pes region
Foot
Plantar region
Sole of the foot
Pollex region
Thumb
Popliteal region
Area posterior to the knee
Pubic region
Anterior region of the pelvis
Radial region
Lateral aspect of the forearm
-thumb side
Sacral region
Posterior region between the hip bones
Scapular region
Shoulder blade
Sterna region
Anterior middle region of the thorax
Sural region
Calf
-posterior part of the leg
Tarsal region
Proximal part of foot and ankle
Thoracic region
Part of the torso, superior to thoracic diaphragm
-contains the pectoral, axillary and eternal regions
Inguinal region
Groin
-junction of thigh and trunk
Lumbar region
Small of the back
-inferior part of back between ribs and pelvis
Mammary region
Brest
Manus region
Hand
Mental region
Chin
Tibial region
Medial aspect of the leg
Ulnar region
Medial aspect of forearm
-pink side
Umbilical region
Navel
Vertebral region
Spinal column
Caudal/cranial
Caudal- at rear or tail end
Cranial- at head end
Rostral
Toward the nose or mouth
Ipsilateral/contralateral
-on the same side
-on the opposite side
Deep/superficial
-on the inside/internal
-on the outside/external
Parietal membrane
Along Outer cavity
Serous membrane
Thin whitish membrane
Visceral membrane
Covers the organ
Serous cavity-serous fluid
Allows protection/fills
-prevents damage
Abdominopelvic regions
-epigastric
-umbilical
-hypogastric
-right/left hypochondriac
-right/left lumbar
-right/left iliac
Epigastric region
(2)
Contains- liver, stomach, part of the pancreas, duodenum, adrenal glands
Umbilical region
(5)
Contains transverse colon, part of small intestine, branches of the blood, vessels to the lower limb
Hypogastric region
(8)
Contains part of the small intestine, bladder, sigmoid colon of large intestine
Right hypochondriac region
(1)
Contains part of liver, gallbladder, part of the right kidney
Left hypochondriac region
(3)
Contains part of the stomach, the spleen, part of the left kidney, the left colic flexure, large intestine
Right lumbar region
(4)
Contains the ascending colon, right colic flexure of large intestine, superior part of the cecum, part of the right kidney, part of small intestine
Left lumbar region
(6)
Contains the descending colon, part of left kidney, part of small intestine
Purpose of quadrants
To describe injuries, pain, tumours and other abnormalities
What are the four quadrants
Right upper, left upper, right lower, left lower
Name the eleven organ systems
-integumentary
-muscular
-reproductive
-skeletal
-respiratory
-nervous
-cardiac
-digestive
-immune (lymphatic)
-endocrine
-urinary
Skeletal system’s anatomy
-skull
-various bones
-joints
-bone marrow
-cartillage
Skeletal system function
Provides structure and support
-site of hemopolesis
-stores calcium and phosphorous
-provides site for muscle attachment
Hemopoiesis
Blood cell production
-bone marrow
Integumentary system anatomy
-hair
-skin
-nails
-glands
Integumentary system function
-Provides protection
-regulates body temperature
-site of sensory receptors
-synthesizes vitamin D
-prevents water loss
Muscular system function
Produces body movement, generates heat, when muscles contract
Endocrine system function
-glands and cell clusters that secrete hormones
-hormones regulate body and cellular growth, chemical levels and reproductive functions
Endocrine system anatomy
-Hypothalamus
-pineal gland
-pituitary gland
-thyroid gland
-thymus
-adrenal glands
-pancreas
-kidney
-testes
-ovaries
-parathyroid
Cardiovascular system function
System moves blood through blood vessels to distribute hormones, nutrients and pick up waste products
Cardiovascular system anatomy
-heart
-blood vessels (veins, arteries)
-capillaries
-blood
Nervous system anatomy
-peripheral nervous system
-central nervous system
Nervous system function
Regulatory system, controls bodily movement
-responds to sensory stimuli
-helps to control all other systems
-consciousness, intelligence and memory
Respiratory system function
Simplest: gas exchange
-cycles carbon dioxide and oxygen through the body
Lymphatic (immune) system anatomy
-lymph nodes
-tonsils
-thymus
-spleen
-wbc
Lymphatic (immune) system function
Transports and filters lymph through lymph vessels and indicates an immune response when necessary
Digestive system anatomy
-oral cavity
-salivary glands
-esophagus
-liver
-stomach
-large intestine
-small intestine
Digestive system function
Mechanically and chemically:
-digest food materials
-absorb nutrients
-expel waste product
Male reproductive system anatomy
-ductus deferens
-seminal vesicle
-prostate gland
-urethra
-testis
-epididymis
-penis
Female reproductive system anatomy
-mammary glands
-ovary
-uterus
-uterine (fallopian) tube
-vagina
-external genitalia
Reproductive system function
-produces male/female sex hormones for maturation and secondary sex characteristics
-produces sex cells, sperm and oocytes
Urinary system anatomy
-pair of kidney
-pair of ureter
-urinary bladder
-urethra
Urinary system function
-filters the blood
-removes waste products from the blood
-concentrates waste products in the form urine
Surface anatomy
Superficial marking and internal body structures
-bruise/burn
Pathologic anatomy
Changes resulting from injury and disease
Embryonic anatomy
Developmental changes occurring prior to birth
Comparative anatomy
Comparing specific anatomy across species
Surgical anatomy
Anatomic landmarks before and after surgery
Developmental anatomy
Structural changes from conception through maturity
Regional anatomy
Specific area of a body/region as one complete unit
-skin
Radio graphic
Technology to assist anatomy, usually visual
-xray
Systemic anatomy
Gross anatomy of each system in the body
-urinary system
The four sensory receptors
-thermo
-meissener corpuscle
-nociceptor
-pacinian corpuscle
Thermoreceptor
Senses temperature
Meissener corpuscle
Senses touch
Nociceptor
Senses pain
Pacinian corpuscle
Senses pressure
Skin
Protective layer across entire body
-first line of defence
Bone marrow
Releases blood cells into the bloodstream when they are mature and required
-yellow bone marrow
-red bone marrow
Yellow bone marrow
Stores body fat
Red bone marrow
-RBC
-WBC
-platlettes
Cartilage
Connective tissue found in joints
-ability to resist compressive forces
-bone resilience
-provide support on bony areas
CNS
The brain and the spinal cord
-receiving
-processing
-responding to sensory information
Peripheral nervous system
-sensory and motor information
-involuntary body functions
-connects CNS
Thyroid
Controls metabolic rate
-releases thyroxine to aid in heart/digestive function
Thymus
Primarily responsible for production and maturation of immune cells
-humoral factors
Hypothalamus function
Majorly keeps the body in homeostasis
-sleep, memory and appetite
Cytology
Study of cells
-microscopic
Histology
Study of tissue
-microscopic
Midsagittal plane
Equally divides into right or left
Sagittal plane
Divides into right and left but may not be equal
Dorsal
Toward the back side of the human body
Ventral
Toward the belly side of the human body
Caudal
At the rear/tail end
Cranial
At the head end
Rostral
Towards the nose or mouth
Deep/superficial
Deep- on the inside
Superficial- on the outside
Axial
Includes head, neck and trunk
-main vertical axis of the body
Appendicular
Limbs or appendages