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45 Cards in this Set

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  • Back
specialized cells that make up the nervous system
neuron
includes the brain and spinal cord
central nervous system
includes the nerves that connect the CNS to all parts of the body
peripheral nervous system
the mass of neurons that controls all actions, emotiona, thoughts, and memory
brain
a long bundle of neurons that extends almost the entire length of the body
spinal cord
largest portion of the brain. Controls senses, movement of muscles, thinking, and speech
cerebrum
controls balance, posture, and coordination
cerebellum
controls such vital body actions as heartbeat, breathing, pressure, and digestion
brain stem
membranes that cover the brain and the spinal cord
meninges
deals with actions you control
somatic system
deals with acions that you don't usually control
autonomic system
keeps body working well delivering essential materials to body cells and removing waste materials from the cells
circulatory system
circulatory system is also known as...
cardiovascular system
carry away from the heart
arteries
vessels that carry from the body back to the heart
veins
tiny tubes that carry from the arteries to the body's cells and from cells to the veins
capillaries
the organs that provide the body with a continous supply of oxygen abnd rid the body of carbon dioxide
respitory system
flap of tissue that closes over the trachea when you swallow
epiglottis
passages through which air enters the lungs
bronchi
directs air to the lungs
trachea
a large dome shaped muscle that separates the lungs from the abdomen
diaphragm
microscopic air bags
alveoli
a system made of bones, joints, and connecting tissue
skeletal system
strong flexible tissue that provides cushioning at ur joints
cartilage
the points at which bones meet
joints
strong cords of tissue that connect bones at the joints
ligaments
tough bands of tissue that attach your muscles to bones
tendons
group of tought tisues that make your body parts move
muscular system
to shorten
contract
to lenghten
extend
found in various organs in the body, such as the stomach and intestines
smooth muscles
attached to bones
skeletal muscles
special type of muscle that is found only in the walls of the heart
cardiac muscles
changes the food you eat into nutrients that your cells can use
digestive system
process of changing food in this way is called..
digestion
liquid produced by the saliva vary glands
saliva
a musclular organ in which food is held while digestion continues
stomach
coiled, tubelike organ.
small intestine
larget gland in the body
liver
small baglike organ
gallbladder
produses three digestive enzymes
pancreas
process of removing liquid wastes from the body
excretion
water and undigested food that yuor body cant use passes thro this
large intestine
large intestine is also called this
colon
narrow tube that carries from the body
urethra