Question 1

Information from the right visual field is conveyed to which of the following?

Accepted Answer

A) Left lateral geniculate and left visual cortex 
B) Right lateral geniculate and right visual cortex 
C) Bilateral geniculate then left visual cortex 
D) Bilateral secondary visual cortices 
E) Right pretectal area of superior colliculus 
A) Left lateral geniculate and left visual cortex 
B) Right lateral geniculate and right visual cortex 
C) Bilateral geniculate then left visual cortex 
D) Bilateral secondary visual cortices 
E) Right pretectal area of superior colliculus A

Question 2

Projections from the vestibular nuclei contribute to which of the following?

Accepted Answer

A) Postural adjustments 
B) Autonomic function and consciousness 
C) Gaze stabilization 
D) All of the above 
A) Postural adjustments 
B) Autonomic function and consciousness 
C) Gaze stabilization 
D) All of the above D

Question 3

Lateropulsion may occur with a lesion to which of the following?

Accepted Answer

A) Parietoinsular cortex 
B) Dorsolateral medulla 
C) Inferior cerebellar peduncle 
D) Vestibular nuclei 
E) All of the above 
A) Parietoinsular cortex 
B) Dorsolateral medulla 
C) Inferior cerebellar peduncle 
D) Vestibular nuclei 
E) All of the above E

Question 4

What is the most common cause of near syncope?

Accepted Answer

A) Perilymph fistula 
B) Somatosensory deficits 
C) Cardiovascular disorders 
D) Psychologic or stress disorders 
E) Motion sickness 
A) Perilymph fistula 
B) Somatosensory deficits 
C) Cardiovascular disorders 
D) Psychologic or stress disorders 
E) Motion sickness

Question 5

Vestibular connections influence which of the following?

Accepted Answer

A) Posture of the head and body 
B) Head and eye movements 
C) Consciousness 
D) Autonomic functions 
E) All of the above 
A) Posture of the head and body 
B) Head and eye movements 
C) Consciousness 
D) Autonomic functions 
E) All of the above

Question 6

The functions of the vestibulocerebellum are to receive vestibular information and to ___________________.

Accepted Answer

A) Send signals to the semicircular canals 
B) Prevent adaptation to vestibular disorders 
C) Influence the speed of movement 
D) Influence eye movements and postural muscles 
A) Send signals to the semicircular canals 
B) Prevent adaptation to vestibular disorders 
C) Influence the speed of movement 
D) Influence eye movements and postural muscles

Question 7

To detect a movement of the head,receptors in the semicircular canals sense motion in which of the following?

Accepted Answer

A) Cilia 
B) Crista 
C) Endolymph 
D) All of the above 
A) Cilia 
B) Crista 
C) Endolymph 
D) All of the above

Question 8

If light from the right visual field strikes the retina,where does it strike?

Accepted Answer

A) Left half of each retina 
B) Right half of each retina 
C) Bottom of the retina 
D) Top of the retina 
A) Left half of each retina 
B) Right half of each retina 
C) Bottom of the retina 
D) Top of the retina

Question 9

The path of the optic nerve passes from the _____________ to the _______________.

Accepted Answer

A) Optic chiasm;lateral geniculate 
B) Retina;lateral geniculate 
C) Retina;optic chiasm 
D) Cortex;retina 
A) Optic chiasm;lateral geniculate 
B) Retina;lateral geniculate 
C) Retina;optic chiasm 
D) Cortex;retina

Question 10

What movements are necessary to accomplish gaze?

Accepted Answer

A) Saccades,smooth pursuits,and vergence movements 
B) Saccades,smooth pursuits,and cilial movements 
C) Saccades and vergence movements only 
D) Saccades and smooth pursuits only 
A) Saccades,smooth pursuits,and vergence movements 
B) Saccades,smooth pursuits,and cilial movements 
C) Saccades and vergence movements only 
D) Saccades and smooth pursuits only

Question 11

Why is it important that each pair of semicircular canals produce reciprocal signals?

Accepted Answer

A) The canals never produce reciprocal signals. 
B) Difficulties with control of posture,abnormal eye movements,and nausea will result if the signals are not reciprocal. 
C) Difficulties in sensing forward motion will result if the signals are not reciprocal. 
D) Difficulties in sensing up and down motion will result if the signals are not reciprocal. 
A) The canals never produce reciprocal signals. 
B) Difficulties with control of posture,abnormal eye movements,and nausea will result if the signals are not reciprocal. 
C) Difficulties in sensing forward motion will result if the signals are not reciprocal. 
D) Difficulties in sensing up and down motion will result if the signals are not reciprocal.

Question 12

Vertigo accompanied by sensory and/or motor loss,diplopia,and dysarthria is indicative of a lesion of which of the following?

Accepted Answer

A) Cerebellum 
B) Vestibulothalamocortical pathway 
C) Brainstem 
D) Bilateral Benign Paroxysmal Positional Vertigo (BPPV) 
E) All of the above 
A) Cerebellum 
B) Vestibulothalamocortical pathway 
C) Brainstem 
D) Bilateral Benign Paroxysmal Positional Vertigo (BPPV) 
E) All of the above

Question 13

How do the vestibular connections with the reticular formation affect the autonomic nervous system?

Accepted Answer

A) Vestibular connections with the reticular formation do not affect the autonomic nervous system. 
B) Excessive activity of the circuits linking vestibular nuclei and the reticular formation may result in nausea,vomiting,and changes in consciousness. 
C) Activity of the circuits linking vestibular nuclei and the reticular formation prevents any nausea,vomiting,and changes in consciousness. 
D) Vestibular connections with the reticular formation calm the autonomic nervous system. 
A) Vestibular connections with the reticular formation do not affect the autonomic nervous system. 
B) Excessive activity of the circuits linking vestibular nuclei and the reticular formation may result in nausea,vomiting,and changes in consciousness. 
C) Activity of the circuits linking vestibular nuclei and the reticular formation prevents any nausea,vomiting,and changes in consciousness. 
D) Vestibular connections with the reticular formation calm the autonomic nervous system.

Question 14

Which of the following is a role of the vestibular system?

Accepted Answer

A) Postural adjustments 
B) Provides sensory information 
C) Gaze stabilization 
D) All of the above 
A) Postural adjustments 
B) Provides sensory information 
C) Gaze stabilization 
D) All of the above

Question 15

Which of the following is a sign of the ocular tilt reaction?

Accepted Answer

A) Lateral head tilt 
B) Skew deviation of the eyes 
C) Ocular rotation 
D) A and B 
E) A,B,and C 
A) Lateral head tilt 
B) Skew deviation of the eyes 
C) Ocular rotation 
D) A and B 
E) A,B,and C

Question 16

Damage to the right frontal eye fields may result in which deviation in visual control?

Accepted Answer

A) Tropia 
B) Abnormal vestibulo-ocular reflexes 
C) Rotary nystagmus 
D) Ptosis 
E) Persistent ipsilateral gaze 
A) Tropia 
B) Abnormal vestibulo-ocular reflexes 
C) Rotary nystagmus 
D) Ptosis 
E) Persistent ipsilateral gaze

Question 17

The ___________ vestibulospinal tract is the primary tract for vestibular influence on lower motor neurons to postural muscles in the limbs and trunk.

Accepted Answer

A) Lateral 
B) Medial 
C) Anterior 
D) Posterior 
A) Lateral 
B) Medial 
C) Anterior 
D) Posterior

Question 18

The Hallpike maneuver was designed to:

Accepted Answer

A) Elicit the vestibulo-ocular reflex. 
B) Rupture the cupula. 
C) Provoke maximal movement of otoconia in the horizontal semicircular canals. 
D) Provoke maximal movement of otoconia in the posterior semicircular canals. 
E) Treat dizziness associated with central vestibular lesions. 
A) Elicit the vestibulo-ocular reflex. 
B) Rupture the cupula. 
C) Provoke maximal movement of otoconia in the horizontal semicircular canals. 
D) Provoke maximal movement of otoconia in the posterior semicircular canals. 
E) Treat dizziness associated with central vestibular lesions.

Question 19

The medial longitudinal fasciculus is a bilateral axonal pathway between the vestibular nuclei and which of the following?

Accepted Answer

A) Cranial nerve nuclei III,IV,and VI 
B) Superior colliculus 
C) Cranial nerve nuclei XI 
D) A and B 
E) A,B,and C 
A) Cranial nerve nuclei III,IV,and VI 
B) Superior colliculus 
C) Cranial nerve nuclei XI 
D) A and B 
E) A,B,and C

Question 20

What is the most common symptom of vestibular dysfunction?

Accepted Answer

A) Nausea and vomiting 
B) Limb ataxia 
C) Disequilibrium 
D) Vertigo 
E) Upward beat nystagmus 
A) Nausea and vomiting 
B) Limb ataxia 
C) Disequilibrium 
D) Vertigo 
E) Upward beat nystagmus

Information from the right visual field is conveyed to which of the following?

Projections from the vestibular nuclei contribute to which of the following?

Lateropulsion may occur with a lesion to which of the following?

What is the most common cause of near syncope?

Vestibular connections influence which of the following?

The functions of the vestibulocerebellum are to receive vestibular information and to ___________________.

To detect a movement of the head,receptors in the semicircular canals sense motion in which of the following?

If light from the right visual field strikes the retina,where does it strike?

The path of the optic nerve passes from the _ to the ___.

What movements are necessary to accomplish gaze?

Why is it important that each pair of semicircular canals produce reciprocal signals?

Vertigo accompanied by sensory and/or motor loss,diplopia,and dysarthria is indicative of a lesion of which of the following?

How do the vestibular connections with the reticular formation affect the autonomic nervous system?

Which of the following is a role of the vestibular system?

Which of the following is a sign of the ocular tilt reaction?

Damage to the right frontal eye fields may result in which deviation in visual control?

The ___________ vestibulospinal tract is the primary tract for vestibular influence on lower motor neurons to postural muscles in the limbs and trunk.

The Hallpike maneuver was designed to:

The medial longitudinal fasciculus is a bilateral axonal pathway between the vestibular nuclei and which of the following?

What is the most common symptom of vestibular dysfunction?

Introduction to Neuroscience

Physical and Electrical Properties of Cells in the Nervous System

Synapses and Synaptic Transmission

Neuroplasticity

Development of the Nervous System

Somatosensory System

Somatosensation: Clinical Application

Neuropathic Pain, pain Matrix Dysfunction, and Pain Syndromes

Autonomic Nervous System

The Motor System: Motor Neurons

Basal Ganglia, cerebellum, and Movement

Peripheral Nervous System

Spinal Region

Cranial Nerves

Brainstem Region

Cerebrum

Cerebrum: Clinical Applications

Support Systems: Blood Supply and Cerebrospinal Fluid System

Filters

Exam 16: Vestibular and Visual Systems

Information from the right visual field is conveyed to which of the following?

Projections from the vestibular nuclei contribute to which of the following?

Lateropulsion may occur with a lesion to which of the following?

What is the most common cause of near syncope?

Vestibular connections influence which of the following?

The functions of the vestibulocerebellum are to receive vestibular information and to ___________________.

To detect a movement of the head,receptors in the semicircular canals sense motion in which of the following?

If light from the right visual field strikes the retina,where does it strike?

The path of the optic nerve passes from the _____________ to the _______________.

What movements are necessary to accomplish gaze?

Why is it important that each pair of semicircular canals produce reciprocal signals?

Vertigo accompanied by sensory and/or motor loss,diplopia,and dysarthria is indicative of a lesion of which of the following?

How do the vestibular connections with the reticular formation affect the autonomic nervous system?

Which of the following is a role of the vestibular system?

Which of the following is a sign of the ocular tilt reaction?

Damage to the right frontal eye fields may result in which deviation in visual control?

The ___________ vestibulospinal tract is the primary tract for vestibular influence on lower motor neurons to postural muscles in the limbs and trunk.

The Hallpike maneuver was designed to:

The medial longitudinal fasciculus is a bilateral axonal pathway between the vestibular nuclei and which of the following?

What is the most common symptom of vestibular dysfunction?

Introduction to Neuroscience

Physical and Electrical Properties of Cells in the Nervous System

Synapses and Synaptic Transmission

Neuroplasticity

Development of the Nervous System

Somatosensory System

Somatosensation: Clinical Application

Neuropathic Pain, pain Matrix Dysfunction, and Pain Syndromes

Autonomic Nervous System

The Motor System: Motor Neurons

Basal Ganglia, cerebellum, and Movement

Peripheral Nervous System

Spinal Region

Cranial Nerves

Brainstem Region

Cerebrum

Cerebrum: Clinical Applications

Support Systems: Blood Supply and Cerebrospinal Fluid System

Filters

The path of the optic nerve passes from the _ to the ___.