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Old 08-05-2011
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Default feet is pink,dry,and hot

A 45 year old woman says that her feet feel hot. The skin of her feet is pink,dry,and hot.Which of the following fibres are most likely to be disrupted?

A)Autonomic afferent

B)Post ganglionic sympathetic
...
C)pre ganglionic parasympathetic

D)Somatic cutaneous afferent
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Old 08-05-2011
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Default C??

Is it C? This topic always makes me
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Old 08-05-2011
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Default

Quote:
Originally Posted by usmleman2020 View Post
A 45 year old woman says that her feet feel hot. The skin of her feet is pink,dry,and hot.Which of the following fibres are most likely to be disrupted?

A)Autonomic afferent

B)Post ganglionic sympathetic
...
C)pre ganglionic parasympathetic

D)Somatic cutaneous afferent
the ans is B post ganglionic sympathetic fibres
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Old 08-05-2011
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B.post ganglionic sympathetic
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Old 08-05-2011
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Default Atropine-like reaction

B) postganglionic sympathetic fibers.

This is an atropine-like effect in the feet, causing blockade of the sweat glands supplied by the ACh-releasing sympathetic fibers.
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Old 08-05-2011
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Default

Quote:
Originally Posted by usmleman2020 View Post
a 45 year old woman says that her feet feel hot. The skin of her feet is pink,dry,and hot.which of the following fibres are most likely to be disrupted?

A)autonomic afferent

b)post ganglionic sympathetic
...
C)pre ganglionic parasympathetic

d)somatic cutaneous afferent
answer is b...post ganglionic sympathetic....coz here woman have prob bcoz of absence of sweating.....and sweat glands are supplied by sympathetic cholinergics system!!!........as long as i remmber it is nbme question!!!...not sure!!!
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