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sensitive

Overview page. Subjects: Medicine and Health.

adj. possessing the ability to respond to a stimulus. The cells of the retina, for example, are sensitive to the stimulus of light and respond by sending nerve impulses to the...

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pressoreceptor

Overview page. Subjects: Sports and Exercise Medicine.

A nerve ending in the wall of the carotid sinus and aortic arch sensitive to vessel stretching. See also baroreceptor.

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Meissner's corpuscles

Michael Kent.

in The Oxford Dictionary of Sports Science & Medicine

January 2006; p ublished online January 2007 .

Reference Entry. Subjects: Sports and Exercise Medicine. 19 words.

Mechanoreceptors sensitive to gentle pressure in the skin particularly of lips, nipples, external genitalia, eyelids, and fingertips.

osmoreceptor

Michael Kent.

in The Oxford Dictionary of Sports Science & Medicine

January 2006; p ublished online January 2007 .

Reference Entry. Subjects: Sports and Exercise Medicine. 32 words.

A cell that is sensitive to changes in solute concentration of the blood. A group of osmoreceptors occur in the ...

pressoreceptor

Michael Kent.

in The Oxford Dictionary of Sports Science & Medicine

January 2006; p ublished online January 2007 .

Reference Entry. Subjects: Sports and Exercise Medicine. 21 words.

A nerve ending in the wall of the carotid sinus and aortic arch sensitive to vessel stretching. See also baroreceptor...

baroreceptor

Michael Kent.

in The Oxford Dictionary of Sports Science & Medicine

January 2006; p ublished online January 2007 .

Reference Entry. Subjects: Sports and Exercise Medicine. 22 words.

Receptor consisting of nerve endings, mainly in the carotid sinus and aortic arch, which are sensitive to changes of blood pressure....

otolith

Michael Kent.

in The Oxford Dictionary of Sports Science & Medicine

January 2006; p ublished online January 2007 .

Reference Entry. Subjects: Sports and Exercise Medicine. 36 words.

1 A calcareous granule of which there are several in the inner ear. An otolith is attached to sensitive cells that enable body position to be assessed....

semicircular canal

Michael Kent.

in The Oxford Dictionary of Sports Science & Medicine

January 2006; p ublished online January 2007 .

Reference Entry. Subjects: Sports and Exercise Medicine. 26 words.

One of three fluid-filled canals in the inner ear containing cells, sensitive to movement of the head, which serve as an organ of balance....

digit symbol substitution test

Michael Kent.

in The Oxford Dictionary of Sports Science & Medicine

January 2006; p ublished online January 2007 .

Reference Entry. Subjects: Sports and Exercise Medicine. 97 words.

A simple and sensitive neuropsychological test to objectively evaluate cognitive function that can be used in a sporting situation, for example, following ...

maculae

Overview page. Subjects: Sports and Exercise Medicine.

Sensory receptors of static equilibrium that occur in the utricle and saccule of the inner ear. Each macula consists of hair cells sensitive to linear movements, which initiate action...

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maculae

Michael Kent.

in The Oxford Dictionary of Sports Science & Medicine

January 2006; p ublished online January 2007 .

Reference Entry. Subjects: Sports and Exercise Medicine. 39 words.

Sensory receptors of static equilibrium that occur in the utricle and saccule of the inner ear. Each macula consists of hair cells sensitive to linear movements, which initiate action...

Ruffini's corpuscle

Michael Kent.

in The Oxford Dictionary of Sports Science & Medicine

January 2006; p ublished online January 2007 .

Reference Entry. Subjects: Sports and Exercise Medicine. 47 words.

A flattened capsule containing nerve endings that are thought to be heat receptors sensitive to temperature increases from 25 to 45 °C. Ruffini's corpuscles are deeper than cold receptors...

aortic body

Michael Kent.

in The Oxford Dictionary of Sports Science & Medicine

January 2006; p ublished online January 2007 .

Reference Entry. Subjects: Sports and Exercise Medicine. 41 words.

A receptor area in the wall of the aortic arch near the heart sensitive to levels of carbon dioxide, oxygen, and pH in the blood. Information from the aortic body is conveyed by sensory...

imprinting

Michael Kent.

in The Oxford Dictionary of Sports Science & Medicine

January 2006; p ublished online January 2007 .

Reference Entry. Subjects: Sports and Exercise Medicine. 39 words.

A form of learning that occurs in young animals, usually during a critical, sensitive period of their lives. During imprinting, a young animal learns to direct some of its social responses...

annulus fibrosus

Overview page. Subjects: Sports and Exercise Medicine.

The thick outer ring of fibrous cartilage that forms the external surface of an intervertebral disc. The annulus fibrosus is composed of bands of collagen fibres arranged in such a way that...

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aortic body

Overview page. Subjects: Sports and Exercise Medicine.

A receptor area in the wall of the aortic arch near the heart sensitive to levels of carbon dioxide, oxygen, and pH in the blood. Information from the aortic body is conveyed by sensory...

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cerebral perfusion imaging

Overview page. Subjects: Sports and Exercise Medicine.

A scanning method that involves the injection of small amounts of a radioactive tracer into the blood. A special camera is used to view blood flow through the cerebrum to assess functional...

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Clarke's sign

Overview page. Subjects: Sports and Exercise Medicine.

A clinical sign used in the diagnosis of knee injuries. The patient lies in a relaxed position with the knee extended and tenses the quadriceps muscle as the examiner presses the patella...

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Ruffini corpuscle

Overview page. Subjects: Science and Mathematics — Sports and Exercise Medicine.

A flattened capsule containing nerve endings that are thought to be heat receptors sensitive to temperature increases from 25 to 45 °C. Ruffini's corpuscles are deeper than cold receptors...

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salt substitute

Overview page. Subjects: Sports and Exercise Medicine.

A flavour enhancer used in the same way as table salt, but which does not contain sodium or has a reduced sodium content. People who are sodium-sensitive and have high blood pressure can...

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opposition

Overview page. Subjects: Sports and Exercise Medicine.

The muscle action that enables the pad of the thumb to make contact with the pad of the other fingers and so provide a firm and sensitive grip. It is an action unique to the thumb and...

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