26) In assessing a stroke patient, you ask her to stick (p to one side. You susp

Question

26) In assessing a stroke patient, you ask her to stick (p to one side. You suspect that damage to the neural control of the muscle has occurred. damage to the c out (protract) her tongue. You note that it deviates A) palatoglossus B) genioglossus C) styloglossus D) hyoglossus E) none of the above 27) Which of the following terms could be used with a muscle that is associated D) nuchal A) costalis E) genio B) cleido C) popliteus 28) A skeletal muscle fiber can contract until it has shortened by about A) 20 percent. B) 50 percent C) 30 percent. D) 40 percent. E) 25 percent 29) Muscles that guard entrances and exits of internal passageways are A) parallel B) pennate C) convergent D) circular E) bipennate

Explanation / Answer

26. D. hypoglossus

Hypoglossal nerve is the 12th cranial nerve and is responsible for the movement of the tongue. Stroke leads to damage of the hypoglossal nerve. In case of unilateral paralysis, the tongue sticks to one side.

27. E. genio

28. D. 40%

29. D. circular

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