Neuroanatomy Review Part 2- Cranial Nerves

Which CN is responsible for tongue motor movement?

• CN XII Hypoglossal

• CN IX Glossopharyngeal

• CN IV Facial

Which CN is responsible for innervation to the larynx?

• CN X Vagus

• CN XII Hypoglossal

• CN V Abducens

Which branch of the Vagus (CN X) supplies the larynx?

• Recurrent laryngeal nerve

• Superior laryngeal nerve

• Inferior laryngeal nerve

Which branch of the Vagus (CN X) supplies the cricothyroid?

• Recurrent laryngeal nerve

• Superior laryngeal nerve

• Inferior laryngeal nerve

All LMNs (in other words, CNs) branch out from the

(a)  

Which CN innervates the stapedius muscle and external auditory meatus?

• CN VII Facial

• CN VIII Vestibulocochlear

• CN V Trigeminal

A sensory nerve innervates muscles of the arms. How would you characterize it?

(a)  

A motor nerve innervates the diaphragm. How would you characterize it?

(a)  

A sesory nerve innervates the diaphragm. How would you characterize it?

(a)  

A nerve innervates the nose, causeing the sense of smell . How would you characterize it?

(a)  

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