Podcast
Questions and Answers
Which cranial nerve is primarily responsible for hearing and balance?
Which cranial nerve is primarily responsible for hearing and balance?
- Olfactory
- Optic
- Vestibulocochlear (correct)
- Facial
What is the primary function of the abducent nerve?
What is the primary function of the abducent nerve?
- Motor to the lateral rectus of the eye (correct)
- Sensory to the head
- General taste sensation
- Motor to muscles of the face
Which nerve is responsible for sensory function to most of the head?
Which nerve is responsible for sensory function to most of the head?
- Accessory
- Trigeminal (correct)
- Vagus
- Glossopharyngeal
Which cranial nerve is primarily responsible for the motor function of the tongue?
Which cranial nerve is primarily responsible for the motor function of the tongue?
Which cranial nerve is responsible for both sensory and motor functions involving the gastrointestinal and cardiovascular systems?
Which cranial nerve is responsible for both sensory and motor functions involving the gastrointestinal and cardiovascular systems?
Flashcards
Olfactory Nerve
Olfactory Nerve
Sensory nerve responsible for smell
Optic Nerve Function
Optic Nerve Function
Sensory nerve responsible for vision
Facial Nerve (VII)
Facial Nerve (VII)
Mixed nerve for facial muscles and taste
Vestibulocochlear Nerve (VIII)
Vestibulocochlear Nerve (VIII)
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Vagus Nerve (X)
Vagus Nerve (X)
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Study Notes
Cranial Nerves
- I (Olfactory): Sensory, smell
- II (Optic): Sensory, vision
- III (Oculomotor): Motor, most eye muscles (including superior oblique)
- IV (Trochlear): Motor, superior oblique eye muscle
- V (Trigeminal): Mixed, sensory to most of head, motor to muscles of face
- VI (Abducens): Motor, lateral rectus eye muscle
- VII (Facial): Mixed, motor to muscles of face, taste
- VIII (Vestibulocochlear): Sensory, equilibrium and hearing
- IX (Glossopharyngeal): Mixed, general taste sensation of tongue, pharynx, motor to one muscle of pharynx
- X (Vagus): Mixed, sensory + motor to gastrointestinal and respiratory systems, assists other nerves in the neck
- XI (Accessory): Motor, to two neck muscles
- XII (Hypoglossal): Motor, tongue muscle
Mnemonic
- Some Say Marry Money But My Brother Says Big Brains Matter More
- S = Sensory
- M = Motor
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