Watch this short video (http://openstaxcollege.org/l/facialnerve) to see an examination of the facial nerve usingsome simple tests. The facial nerve controls the musclesof facial expression. Severe deficits will be obvious inwatching someone use those muscles for normal control.One side of the face might not move like the other side. Butdirected tests, especially for contraction against resistance,require a formal testing of the muscles. The muscles of theupper and lower face need to be tested. The strength testin this video involves the patient squeezing her eyes shutand the examiner trying to pry her eyes open. Why does theexaminer ask her to try a second time?

Anatomy & Physiology
1st Edition
ISBN:9781938168130
Author:Kelly A. Young, James A. Wise, Peter DeSaix, Dean H. Kruse, Brandon Poe, Eddie Johnson, Jody E. Johnson, Oksana Korol, J. Gordon Betts, Mark Womble
Publisher:Kelly A. Young, James A. Wise, Peter DeSaix, Dean H. Kruse, Brandon Poe, Eddie Johnson, Jody E. Johnson, Oksana Korol, J. Gordon Betts, Mark Womble
Chapter16: The Neurological Exam
Section: Chapter Questions
Problem 5ILQ: Watch this short video (http://openstaxcollege.org/l/facialnerve) to see an examination of the...
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Watch this short video (http://openstaxcollege.org/l/
facialnerve) to see an examination of the facial nerve using
some simple tests. The facial nerve controls the muscles
of facial expression. Severe deficits will be obvious in
watching someone use those muscles for normal control.
One side of the face might not move like the other side. But
directed tests, especially for contraction against resistance,
require a formal testing of the muscles. The muscles of the
upper and lower face need to be tested. The strength test
in this video involves the patient squeezing her eyes shut
and the examiner trying to pry her eyes open. Why does the
examiner ask her to try a second time?

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