Unit 2 Neuro

Which of the following cranial nerve nuclei are located laterally in the brainstem?

• Nucleus ambiguus

• Trigeminal sensory nuclei

• Motor nucleus of 4

• Motor nucleus of 7

Which of the following nuclei receives special sensory input?

• Nucleus ambiguus

• Motor nucleus of 3

• Trigeminal sensory nucleus

• Cochlear nucleus

• Dorsal vagus nucleus

What type of innervation does the Ediger Westphal (EW) nucleus provide?

• Special sensory

• General sensory

• Visceral motor

• Somatic motor

Which of the following contains cell bodies for somatic motor neurons for muscles of mastication?

• Motor nucleus of 5

• Solitary nucleus

• Nucleus ambiguus

• Motor nucleus of 3

• Trigeminal sensory nucleus

What type of structures does the Superior Salivatory Nucleus supply?

• Skeletal muscle of the eye

• Smooth muscle of the pupil

• Skeletal muscle of the face

• Glands for tear and saliva production

• Smooth muscle and glands of the respiratory tract

Which of the following nuclei are located in the upper midbrain?

• 
  Motor nucleus of 12

• Motor nucleus of 5

• 
  Inferior salivatory

• 
  Ediger westphal (EW)

• Motor nucleus of 6

A lesion to the lateral brainstem on the left results in which of the following deficits?

• loss of sensation from the right face

• 
  loss of sensation from the left face

• hemi-paresis of temporomandibular joint on the right

• hemi-paralysis of the lower right face

Which of the following would result in a upper motor neuron injury to the corticobulbar tract?

• Localized stroke to trigeminal sensory nucleus

• Stroke to the lateral cerebral cortex or internal capsule

• Stoke to the lateral brainstem

• Viral infection to CN VII

• 
  Compression of CN V

When a patient is asked to smile, their left side mouth turns up, nose flares, and wrinkle lines appear around the lateral eye and forehead.  The right side remains unaffected. The patient complains of their right eye is dry and they can't close it for relief.  This description is consistent with which of the following lesions?

• lateral cerebral cortex injury

• peripheral nerve injury to CN IX

• upper motor neuron injury to corticobulbar tract

• 
  injury to the ventral trigeminal tract

• peripheral nerve injury to CN VII

Which of the following is a efferent pathway for functions in the head and neck?

• corticobulbar tract

• ventral trigeminal tract