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31 terms

Medterm Chapter 1

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Chemical level
Atoms combined to form molecules
cellular level
cells (smallest known life forms) made up of molecules
tissue level
tissues are groups of cells
organ level
Organs are made up of different types of tissues (two or more)
organ system level
consist of different organs that work together closely to create the organismal level
organismal level
an organism is a living individual; all the parts of the human body functioning together constitue the total organism
integumentary system
the organ system that forms a protective covering on the outside of the body, skin
endocrine system
Controls metabolic activities of the body
lymphatic system
lymph fluid, lymoh vessels, lymph nodes, spleen, tonsils, thymus gland
respiratory system
Takes in oxygen and eliminates carbon dioxide
excretion
the process by which wastes are removed from the body
recepter
A structure that monitors the body's internal functions and conditions; detects changes in the body's internal environment
control center
analyzes the information recieved from the receptor and decides upon the best course of action
positive feedback mechanisms
rare in the body; usually increase the original stimulus and push the variable farther from the original value
homeostatic imbalance
Beyond normal range - most diseases (organs = less efficient & capable of maintaining stability)
intermediate
between medial and lateral
antecubital
forearm
axillary
armpit
buccal
cheek
coxal
hip
crural
leg
femoral
Thigh
inguinal
area where thigh meets body trunk; groin
tarsal
ankle region
cephalic
head
deltiod
Shoulder
occipital
posterior surface of head
popliteal
posterior knee area
sacral
between hips
scapular
shoulder blade
sural
the posterior surface of lower leg; the calf