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Exam 14: The Nervous System: the Spinal Cord and Spinal Nerves

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Question 21

Multiple Choice

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To avoid double vision, which of the following groups of cranial nerves must be functioning correctly?

A) VII, VIII, and XII
B) V, XI, and XII
C) I, IX, and X
D) III, IV, and VI

E) A) and B)
F) All of the above

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Question 22

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Figure 14.2 Use the diagram above to answer the following questions. -Damage to which cranial nerve pair can cause difficulties in speech and swallowing?

A) IV
B) V
C) VIII
D) XI
E) XII

F) B) and D)
G) A) and B)

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Question 23

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Figure 14.1 Use the diagram above to answer the following questions. -Which letter indicates epithelial tactile complexes (Merkel discs) , light pressure receptors found in the epidermis?

Distinguish the trunks, roots, and divisions of the brachial plexus, and identify their relationship to the flexor and extensor muscle groups of the upper limb.

Starting at the spinal cord and proceeding distally, the subdivisions of the brachial plexus are

Which of these cranial nerve pairs do not pass through the superior orbital fissures?

Describe the action and innervation of the six extrinsic muscles/ extraocular muscles of the eyeball.

Figure 14.2 Use the diagram above to answer the following questions. -Which letter indicates the cranial nerve that has motor fibers that innervate muscles of facial expression?

Motor neurons to skeletal muscle belong to the

All of the following are exteroceptors: tactile corpuscles, lamellar corpuscles, and tactile epithelial cells.

Figure 14.2 Use the diagram above to answer the following questions. -Which cranial nerve pair along with the vagus and glossopharyngeal nerves, exits through the jugular foramen?

Mixed cranial nerves containing both motor and sensory fibers include all of the following except the

A person who cannot blink or smile could have damage to which cranial nerve?

Figure 14.2 Use the diagram above to answer the following questions. -Which cranial nerve pair is characterized by somatic sensory fibers crossing at the ventral midline of the brain?

Figure 14.2 Use the diagram above to answer the following questions. -Of the cranial nerve pairs listed below, which nerve, along with XI and XII, relays only somatic motor impulses?

Which cranial nerve pair is comprised of ventral rootlets from C1-C5?

An example of an encapsulated receptor is

Damage to this nerve shows a typical hand position known as the ʺhand of benediction,ʺ or the ʺape hand.ʺ

Damage to this nerve may cause difficulties in swallowing, decrease in saliva production and some difficulties in tasting, in particular sour and bitter substances.

A pudendal nerve block may be given