Cranial Nerves Flashcards
Cranial nerves that do not emerge from the brainstem:
- Olfactory
- Optic
- Oculomotor
- A, B
- A, B, C
A, B
Cranial nerves originating from the midbrain:
- Oculomotor
- Trochlear
- Trigeminal
- A, B
- A, B, C
A, B
Cranial nerves originating from the pons:
- Trigeminal
- Abducens
- Vagus
- A, B
- A, B, C
A, B
Cranial nerves originating from the medulla:
- Glossopharyngeal
- Vagus
- Spinal accessory
- A, B
- A, B, C
A, B, C
General sensations:
- Relayed by spinal nerves
- Relayed by cranial nerves
- A, B
- Neither
A, B
Special sensations:
- Relayed by spinal nerves
- Relayed by cranial nerves
- A, B
- Neither
Relayed by cranial nerves
Smell, sight, hearing:
- Special senses
- General senses
- A,B
- Neither
Special senses
Oculomotor nerve has:
- Somatic motor function
- Visceral motor function
- A, B
- Neither
A, B
Cranial nerves motor to extraocular muscles:
- III
- IV
- V
- A, B
- A, B, C
A, B
The medial rectus:
- Abducts the eye
- Adducts the eye
Adducts the eye
Tests cranial nerve VI:
- Medial rectus
- Lateral rectus
Lateral rectus
Which cranial nerve is tested if the eye looks down and adducts?
- Oculomotor
- Trochlear
- Abducens
- Neither
Trochlear
Sensory innervation of the face:
- Oculomotor
- Trochlear
- Abducens
- Neither of the choices
Neither of the choices
Cranial nerve for general sensation of the tongue, mandibular teeth, and gums:
- Trigeminal nerve
- Glossopharyngeal nerve
- Facial nerve
- Neither of the choices
Trigeminal nerve
Innervates the masseter, temporalis and pterygoid muscles:
- Glossopharyngeal
- Facial nerve
- Vagus nerve
- Neither of the choices
Neither of the choices
Which is innervated by the facial nerve?
- Frontalis
- Zygomaticus
- Orbicularis oculi
- A, B
- A, B, C
A, B, C
The chorda tympani:
- Is a branch of the facial nerve
- Provides the general sensation of the tongue
- Innervates the tympanic membrane
- A, B
- A, B, C
Is a branch of the facial nerve
The facial nerve:
- Closes the eye
- Tastes the pie
- Innervates the parotid gland
- A, B
- A, B, C
A, B
The vestibulocochlear nerve carries:
- Special sensory
- Somatic efferent
- Both
- Neither
Special sensory
Lesions in CN VIII cause:
- Hearing impairment
- Vertigo
- Loss of balance
- A, B
- A, B, C
A, B, C