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anatomy NACC Exam with correct answers
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anatomy NACC Exam with correctanswers
tissue - ANSWERS✔✔ a group of cells that are similar to each other in structure and function
epithelial tissue - ANSWERS✔✔ A body tissue that covers the surfaces of the body, inside and out; aids in
protection, absorption, secretion, and filtration
connective tissue - ANSWERS✔✔ anchors, connects, and supports other body tissues
cartilage - ANSWERS✔✔ connective tissue that cushions the joint so that bone ends do not rub together
bone - ANSWERS✔✔ specialized connective tissue which protects organs and supports the wt of the
body for moving
blood - ANSWERS✔✔ connective tissue which transports nutrients, hormones, and respiratory gases
such as O2, CO2, and waste products
muscle tissue - ANSWERS✔✔ responsible for almost all body movements through contraction
skeletal muscle - ANSWERS✔✔ aka striated; muscles attached to bones, voluntary (consciously
controlled), look striped
smooth muscle - ANSWERS✔✔ involuntary, not striped, present in stomach, intestines, blood vessels,
etc
cardiac muscle - ANSWERS✔✔ found only in the heart, striated, involuntary
, nerve tissue - ANSWERS✔✔ tissue responsible for relaying information to and from the brain and
throughout the body; main component of the brain, spinal cord, and all nerves in the body
organs - ANSWERS✔✔ structures made of different tissues that are arranged to perform a specialized
function; usually located within body cavities except skin
organ system - ANSWERS✔✔ formed by organs that work together to perform special functions
hemeostasis - ANSWERS✔✔ a steady or stable internal environment maintained when all of the organ
systems in the human body work together
integumentary system - ANSWERS✔✔ consists of the skin and its appendages (hairs, nail, sweat and oil
glands)
LARGEST ORGAN/BODY SYSTEM by mass
gland - ANSWERS✔✔ a group of cells that produces and secretes a substance
epidermis - ANSWERS✔✔ outer layer of skin, contains living and dead cells arranged in specific layers
(older cells are pushed to the top and flaked off)
*living cells of this layer contain PIGMENT, there are no blood vessels in this skin layer, it DOES have
sensory cells/nerve endings to sense pain/pressure
dermis - ANSWERS✔✔ inner layer of skin, made of connective tissue; contains blood vessels, nerves,
sweat/oil glands, hair roots
functions of the skin - ANSWERS✔✔ 1) protective covering of the body
2) nerve endings in skin protect the body by sensing heat/cold/pain/touch/pressure stimulations
3) regulates body temp (blood vessels dilate: heat, narrow: cold)
4) organ of elimination (perspiration--eliminates cellular waste materials/other chemicals)
cyanosis - ANSWERS✔✔ bluish/grey discoloration of the skin--not enough O2
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