Cranial Nerves Quiz

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Which cranial nerve provides motor innervation to the lateral rectus muscle?

CN VI - Abducens Nerve (correct)

CN V - Trigeminal Nerve

CN IV - Trochlear Nerve

CN VII - Facial Nerve

Trigeminal neuralgia is more common in men than women.

False

What is the primary function of the trochlear nerve?

Motor to the superior oblique muscle

The third division of the Trigeminal Nerve exits through the ______.

Foramen Ovale Signup and view all the answers

Match the cranial nerves to their primary functions:

CN IV = Motor to the superior oblique CN V = Sensation to face and muscles of mastication CN VI = Motor to the lateral rectus CN VII = Taste, somatic motor, and parasympathetic functions Signup and view all the answers

Which cranial nerve is responsible for sensation to the anterior 2/3rd of the tongue?

CN V - Trigeminal Nerve Signup and view all the answers

Injury to CN VI can cause lateral strabismus of the eye.

False Signup and view all the answers

What is a common trigger for trigeminal neuralgia?

Chewing Signup and view all the answers

Which cranial nerve is responsible for taste sensation from the anterior 2/3 of the tongue?

Facial Nerve (CN VII) Signup and view all the answers

The glossopharyngeal nerve (CN IX) innervates the parotid gland.

True Signup and view all the answers

Which cranial nerve exits the cranium via the hypoglossal canal?

Hypoglossal Nerve (CN XII) Signup and view all the answers

The _____ nerve is responsible for hearing and balance.

Vestibulocochlear Signup and view all the answers

Match the cranial nerves with their primary functions:

CN VII = Taste from anterior 2/3 of the tongue CN IX = Taste from posterior 1/3 of the tongue CN X = Motor function to soft palate and pharynx CN XI = Motor to sternocleidomastoid and trapezius Signup and view all the answers

What is a common effect of injury to the accessory nerve (CN XI)?

Weakness in shoulder shrugging Signup and view all the answers

The vagus nerve (CN X) does not provide autonomic innervation to the thorax and abdomen.

False Signup and view all the answers

Which cranial nerve innervates the muscles of facial expression?

Facial Nerve (CN VII) Signup and view all the answers

Which cranial nerve exits through the stylomastoid foramen?

CN VII (Facial n.) Signup and view all the answers

The foramen magnum is where the jugular vein passes through.

False Signup and view all the answers

What is the function of the mandibular foramen?

It allows the passage of the inferior alveolar nerve, artery, and vein. Signup and view all the answers

The _______________ is located at the angle of the mandible.

mandibular notch Signup and view all the answers

Match the following foramina with their contents:

Foramen spinosum = Middle meningeal artery Incisive foramen = Nasopalatine nerves Stylomastoid foramen = Facial nerve (CN VII) Jugular foramen = Internal jugular vein Signup and view all the answers

Which of the following structures can be found at the occipital condyle?

Articulates with the atlas Signup and view all the answers

The greater palatine foramen is associated with the lesser palatine nerve.

False Signup and view all the answers

The ___________ process is located on the superior aspect of the mandible.

coronoid Signup and view all the answers

Which artery originates from the subclavian artery?

Vertebral artery Signup and view all the answers

The Circle of Willis connects the internal carotid arterial system and the vertebral-basilar arterial system.

True Signup and view all the answers

What is the primary function of the dural venous sinuses?

Venous drainage of the brain and surrounding structures. Signup and view all the answers

The __________ artery is commonly associated with aneurysms in the brain.

Circle of Willis Signup and view all the answers

Match the following arteries with their primary function:

Vertebral artery = Forms basilar artery Basilar artery = Supplies posterior circulation to the brain Anterior cerebral artery = Supplies medial portions of the frontal lobes Posterior inferior cerebellar artery (PICA) = Supplies the cerebellum Signup and view all the answers

What is the function of arachnoid granulations?

To absorb cerebrospinal fluid (CSF) Signup and view all the answers

The subdural space is considered a true space containing cerebrospinal fluid.

False Signup and view all the answers

What shape does a subdural hematoma typically have?

Crescent shape Signup and view all the answers

The _____ divides the two hemispheres of the cerebrum.

falx cerebri Signup and view all the answers

Which layer of the meninges is tightly adhered to the skull?

Dura mater Signup and view all the answers

Subarachnoid hemorrhage is often due to trauma and may be associated with ruptured aneurysms.

True Signup and view all the answers

The _____ contains cerebrospinal fluid and cerebral arteries.

subarachnoid space Signup and view all the answers

Which cranial nerve is involved with the anterior cranial fossa innervation?

CN V1 Signup and view all the answers

Match the following arteries with their respective branches:

Internal carotid artery = Anterior cerebral artery, Middle cerebral artery, Ophthalmic artery Common carotid artery = External carotid artery Posterior communicating artery = Branch of internal carotid artery Signup and view all the answers

What typically causes an epidural hematoma?

Arterial bleed due to trauma Signup and view all the answers

Cranial Nerves Quiz

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Questions and Answers

Which cranial nerve provides motor innervation to the lateral rectus muscle?

Trigeminal neuralgia is more common in men than women.

What is the primary function of the trochlear nerve?

The third division of the Trigeminal Nerve exits through the ______.

Match the cranial nerves to their primary functions:

Which cranial nerve is responsible for sensation to the anterior 2/3rd of the tongue?

Injury to CN VI can cause lateral strabismus of the eye.

What is a common trigger for trigeminal neuralgia?

Which cranial nerve is responsible for taste sensation from the anterior 2/3 of the tongue?

The glossopharyngeal nerve (CN IX) innervates the parotid gland.

Which cranial nerve exits the cranium via the hypoglossal canal?

The _____ nerve is responsible for hearing and balance.

Match the cranial nerves with their primary functions:

What is a common effect of injury to the accessory nerve (CN XI)?

The vagus nerve (CN X) does not provide autonomic innervation to the thorax and abdomen.

Which cranial nerve innervates the muscles of facial expression?

Which cranial nerve exits through the stylomastoid foramen?

The foramen magnum is where the jugular vein passes through.

What is the function of the mandibular foramen?

The _______________ is located at the angle of the mandible.

Match the following foramina with their contents:

Which of the following structures can be found at the occipital condyle?

The greater palatine foramen is associated with the lesser palatine nerve.

The ___________ process is located on the superior aspect of the mandible.

Which artery originates from the subclavian artery?

The Circle of Willis connects the internal carotid arterial system and the vertebral-basilar arterial system.

What is the primary function of the dural venous sinuses?

The __________ artery is commonly associated with aneurysms in the brain.

Match the following arteries with their primary function:

What is the function of arachnoid granulations?

The subdural space is considered a true space containing cerebrospinal fluid.

What shape does a subdural hematoma typically have?

The _____ divides the two hemispheres of the cerebrum.

Which layer of the meninges is tightly adhered to the skull?

Subarachnoid hemorrhage is often due to trauma and may be associated with ruptured aneurysms.

The _____ contains cerebrospinal fluid and cerebral arteries.

Which cranial nerve is involved with the anterior cranial fossa innervation?

Match the following arteries with their respective branches:

What typically causes an epidural hematoma?

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