neuro quiz

Identify the labelled Cranial nerve

• 1

• 2

• 3

• 4

What part of the brain is this?

• Pons

• Midbrain

• Medulla

• Cerebellum

What is the primary function of the cerebrospinal fluid (CSF)?

• To protect the brain and spinal cord from injury and provide important substances to the nervous system tissues

• To provide a protective layer between the brain and the spinal column so that substances cannot pass freely between the two structures

• To protect the vertebrae and vasculature from injury and provide important substances to the nervous system

• To provide an unobstructed passage for medications and nutrients to be delivered directly to the brain

What is the primary treatment for hydrocephalus?

• Ventricle removal

• Ventriculoperitoneal shunt

• Diuretics

• External ventricular drain

A stroke caused by a middle cerebral artery occlusion can cause Wernicke aphasia, resulting in...

• ...fluent but nonsensical speech due to impaired comprehension

• ...difficulty in moving one's mouth in order to speak due to loss of facial motor function

• ...difficulty in speaking due to loss of tongue sensation, resulting in garbled speech

• ...dementia, causing nonsensical speech

• ...difficulty in hearing what is asked, resulting in impaired responses to questions

Which of the following statements regarding the dorsal column medial lemniscus pathway is TRUE?

• Cerebellar nuclei are the main relay centers for sensory information carried by the dorsal column

• The fasciculus cuneatus provides motor innervation to the upper extremities

• The fasciculus gracilis ascends ipsilaterally and decussates at the level of the spinal cord

• 2nd-order neurons reside in the medulla and decussate at the same level

• Pain and temperature are the main sensations perceived by the dorsal column

Which three cranial nerves control ocular movements of the eye?

• IV, V, and VI

• II, III, and VI

• II, III, and IV

• II, IV, and V

• III, IV, and VI

Which cranial nerve is the only cranial nerve that exits the brainstem on its dorsal side?

• 9

• 4

• 2

• 3

Which ventricle is that

• 3rd ventricle

• Left lateral

• Right lateral

• 4th ventricle