Exam 1 Study Guide

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Anatomy definition

study of the physical structure of the human body

gross anatomy definition

study of the entire body

micro anatomy definition

looking at the cells of body

physiology definition

study of body systems and function (what occurs in reaction to certain events)

six levels of organization (in order)

chemical, cellular, tissue, organ, organ system, organism

11 organ systems names

integumentary
skeletal
muscular
nervous
endocrine
cardiovascular
lymphatic
respiratory
digestive
urinary
reproductive

integumentary definition

forms external body covering

skeletal definition

protects and supports body organs; (cartilages, joint. bones)

muscular definition

mode of skeletal muscles; allows locomotion, produces majority body heat

nervous definition

controls all systems (brain, sensory receptors, spinal chord, nerves)

endocrine

hormones-reproduction, growth, metabolism

cardiovascular

sends blood to body, heart, blood vessels

lymphatic

controls fluid volume, removes debris, helps with the immune system, lymphnodes

respiratory

lungs, nasal cavity, larynx, pharnyx, trachea

digestive

break down and absorb nutrients; mouth, intestines, stomach

urinary

eliminates nitrogenous waste and balances acid/bases; kidneys, bladder

reproductive

produces offspring

8 necessary life functions

maintain boundaries
movement
responsiveness
digestion
metabolism
excretion
reproduction
growth

5 survival needs

nutrients
oxygen
water
stable body temperature
atmospheric pressure appropriate

metabolism definition+example

chemical reaction within body

biochemistry

study of the chemical interactions of living things; properties of biological molecules, manufacture new medicine and medical treatments

4 types of macro molecules

carbs
proteins
lipids
nucleic acids

carbs

energy and structure

lipid

insoluble in water
1. trygliceride (fats and oils)
2. phospholipids (primary component of cell membrane)
3. steroids (cell signaling)
4. waxes (protection and prevent water loss)

proteins

support
enzymes
transport
defense
hormones
motion

nucleic acids

genetic information or form structure

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