Cranial Nerves

Question 1

CNV V is….

Answer 1

Trigeminal Nerve - mixed nerve - largest cranial nerve

Question 2

CNV V splits into ______ divisions:

Answer 2

• Ophthalmic (superior orbital fissure - serves area near Eyes)
• Maxillary (passes through foramen rotundum - serves area near cheeks and upper lip)
• Mandibular (passes through foramen ovale - serves area near chin and tongue)

Question 3

CNV V - sensory, motor or mixed?

Answer 3

Mixed - major sensory nerve of face with some motor function

Question 4

What is the largest cranial nerve?

Answer 4

Trigeminal - CNV V

Question 5

What are the 12 cranial nerves in order?

Answer 5

CNV I Olfactory
CNV II Optic
CNV III Oculomotor
CNV IV Trochlear
CNV V Trigeminal
CNV VI Abducens
CNV VII Facial
CNV VIII Vestibulocochlear
CNV IX Glossopharyngeal
CNV X Vagus
CNV XI Accessory Nerve
CNV XII Hypoglossal

Question 6

Describe the Olfactory Nerve (CNV I)
Location:
Type:

Answer 6

Passes through Olfactory foramina, Afferent nerve

Question 7

Describe the Optic Nerve (CNV II)
Location:
Type:
Job:

Answer 7

Location: Passes through Optic canal
Type: Afferent Nerve
Job: Carries visual information from Eyes to the brain

Question 8

Describe the Oculomotor Nerve (CNV III)
Location:
Type:
Job:

Answer 8

Location: passes through superior orbital fissure
Type: Efferent
Job: serves muscles that move the eye