Podcast
Questions and Answers
Which cranial nerve is responsible for voluntary motor to the superior oblique muscle?
Which cranial nerve is responsible for voluntary motor to the superior oblique muscle?
- CN V
- CN IV (correct)
- CN III
- CN VI
What is the normal action of the inferior oblique muscle?
What is the normal action of the inferior oblique muscle?
- Abduction and elevation of the eyeball
- Depression and medial rotation of the eyeball
- Abduction and lateral rotation of the eyeball (correct)
- Adduction of the eyeball
What is the pathway of the oculomotor nerve (CN III)?
What is the pathway of the oculomotor nerve (CN III)?
- From the midbrain, through the superior orbital fissure, to the eyeball (correct)
- From the cerebrum, through the optic foramen, to the eyeball
- From the cerebellum, through the foramen magnum, to the eyeball
- From the pons, through the inferior orbital fissure, to the eyeball
What is the function of the general visceral efferent (GVE) modality of the oculomotor nerve?
What is the function of the general visceral efferent (GVE) modality of the oculomotor nerve?
Which of the following is a common cause of oculomotor nerve (CN III) injury?
Which of the following is a common cause of oculomotor nerve (CN III) injury?
What is the action of the lateral rectus muscle?
What is the action of the lateral rectus muscle?
What is the normal action of the superior oblique muscle?
What is the normal action of the superior oblique muscle?
What is the common presentation of a patient with an oculomotor nerve (CN III) injury?
What is the common presentation of a patient with an oculomotor nerve (CN III) injury?
How should the cranial nerves III, IV, and VI be tested?
How should the cranial nerves III, IV, and VI be tested?
Which foramen does the abducens nerve (CN VI) exit through?
Which foramen does the abducens nerve (CN VI) exit through?
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