Week 1

During brain formation in utero, which of the following forms the fourth ventricle, pons, medulla, and cerebellum?

• midbrain

• hindbrain

• telencephalon

• diencephalon

On what embryonic day does the brain begin to form?

• 7

• 14

• 21

• 28

What separates the two cerebral hemispheres?

• Central sulcus

• Parieto-occipital sulcus

• Lateral sulcus

• Longitudinal fissure

What type of neurons carries sensory information towards the primary somatosensory cortex?

• Afferent

• Efferent

• Transferrent

• Apparent

If you want to see the anterior and posterior horns in a section of the spinal cord, which way would you slice it?

• Transversely

• Coronally

• Frontally

• Sagittally

Which ventricle(s) drains through the cerebral aqueduct?

• Third

• Lateral

• Fourth

• Central Canal

Which arteries provide the main blood supply to the brain?

• Internal carotid and vertebral arteries

• Internal and external carotid arteries

• External carotid and vertebral arteries

• External carotid and internal vertebral arteries

Identify the area of the brain labeled E.

• Primary sensory cortex

• Primary motor cortex

• Supplementary motor cortex

• Premotor cortex

Which letter correctly identifies the primary relay center of the brain?

• A

• B

• C

• D

• E

Which statement is true of the sympathetic nervous system?

• It results in increased heart rate and bronchi dilation

• Post-ganglionic neuron tend to be located close, or at the target organ

• It results in bronchi and pupil constriction

• It results in decreased norepinephrine and epinephrine release