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skeletal system

all the bones in your body that provide shape and support to your body

respiratory system

the structures and organs that help move oxygen into the body and waste gases out of the body

muscle

an organ that can relax, contract, and provide force to move your body parts

voluntary muscle

muscles that you choose to move

involuntary muscle

muscles that you do not consciously control

nutrients

substance in food that provides for cell development, growth and repair

urinary system

body system that removes waste from the blood

kidney

the organ that acts like a filter for the blood; removing excess water, salts, and other waste

function of the small intestine

digestion and absorption of food

function of the large intestine

water absorption

circulatory system

a system that moves nutrients and oxygen through your body and removes waste products

parts of the circulatory system

heart, blood vessels, blood

lymphatic system

system that collects tissue fluid and returns it to the blood

nervous system

body system that sends signals to and from the brain to all parts of the body

endocrine system

body system that uses chemicals called hormones to send messages within the body

integumentary system

body system that provides a protective covering for the body, helps control temperature, and helps provide Vitamin D

alveoli

grapelike clusters of air sacs at the end of each bronchiole where gases are exchanged in and out of the blood

capillary

small blood vessel

reflex

an involuntary, automatic response to a stimulus

blood types

A, B, AB, O

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