
Description of villus (noun: plural: villi) finger-like projection from a surface of a membrane
Samples of villus The small intestine are lined with villi to help with food absorption.
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Description of hair (noun: plural: hairs) skin appendage; epidermal outgrowth
Samples of hair Hair helps insulate the body.
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Description of white matter (noun: no plural) nerve tissue of the central nervous system that is pale in comparison to the gray matter because it contains more nerve fibers (the myelin covering the nerve fibers is white)
Samples of white matter Most of the cerebrum is made of white matter.
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Description of respiratory system (noun: plural: respiratory systems) the lungs and airways which are involved in gas exchange
Samples of respiratory system The respiratory system helps maintain the acid-base balance of the blood as well.
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Description of sternum (noun: no plural) a flat bone at the front of the chest that closes the thorax
Samples of sternum The sternum connects to 7 of the ribs.
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Description of membrane potential (noun: no plural) the difference in potential between the inside and the outside of a cell
Samples of membrane potential The membrane potential exists because there is an ionic gradient (difference) between the inside and outside of the cell.
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Description of neurilemma (noun: plural: neurilemmas) a cellular sheath composed of Schwann cells which envelops the axons of peripheral neurons
Samples of neurilemma The neurilemma is important in the regeneration of nerve tissue following injury.
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Description of corpuscle (noun: plural: corpuscles) another term for cell
Samples of corpuscle Red corpuscles are made in the bone marrow and spleen.
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Description of head (noun: plural: heads) the part of the body that sits on top of the neck
Samples of head The head contains the brain and important sense organs, for example the eyes.
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Description of substitute (noun: plural: substitutes) something that takes the place of something else; a replacement
Samples of substitute Vitamin pills are no substitute for a good; balanced diet.
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