LECTURE 1 introduction Flashcards Preview

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Flashcards in LECTURE 1 introduction Deck (27):
1

branches of anatomy

gross, surface, histology, developmental, embryological

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gross anatomy

large structures seen with unaided eye

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surface anatomy

landmarks on body's surface, what you can see through the skin

4

histology

cells and tissues (aka microscopic)

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developmental

structures change through life (postnatal)

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embryological

structures form and develop before birth (prenatal)

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structural organization of a living thing

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

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chemical level of structural organization

atoms combine to make molecules

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4 macromolecules in the body

carbohydrates, lipids, proteins, nucleic acids

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cellular level of structural organization

made up of cells and cellular organelles, cells can be eukaryotic of prokaryotic

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organelles

structures within cells that perform dedicated function ("small organs")

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tissue level of structural organization

collection of cells that work together to perform a specialized function

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4 types of tissue in human body

epithelial tissue, connective tissue, muscle tissue, nervous tissue

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organ level of structural organization

made up of tissue (usually more than one type, sometimes all four)

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organ system level of structural organization

made up of related organs that work together

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integumentary organ system

function to protectand regulate homeostasis, made up of skin

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skeletal organ system

function to support and protect, made up of bone and cartilage

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muscular organ system

function is movement, made up of muscles

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nervous organ system

function is control and response to stimuli; made up of nerves, spinal cord, and brain

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endocrine organ system

function is to produce hormones, made up of glands (works with nervous system)

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cardiovascular organ system

function is transportation and pumping of blood, made up of heart and blood vessels

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lymphatic organ system

function is immunity through removal of fluid and pathogins, made up of lymph nodes and lymphatic trunks and ducts

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respiratory organ system

function is gas exchange, made up of lungs and various airways

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digestive organ system

function is to break down food, absorb nutrients, and get rid of waste; made up of stomach, intestines, etc.

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urinary organ system

function is to filter waste from blood, made up of kidneys, urinary tract, etc.

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reproductive organ system

function is to make more organisms, made up of various male and female reproductive organs

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organism level of structural organization

all organ systems working together to sustain life in an individual organism