Brain Questions and Answers

During brain surgery, the superior portion of the postcentral gyrus of a patient is stimulated. What do you expect the patient to do? Flex his fingers. Move his hand. Feel pressure on his toes. Talk to the surgeon. Smile.

Ridges of the cerebellar cortex are called the vermis. arbor vitae. cerebellar peduncles. folia.

The reticular formation is composed of nuclei scattered throughout the cerebellum. is composed of nuclei scattered throughout the brain stem. is responsible for pain interpretation. coordinates fine motor movements. is composed of nuclei scattered throughout the cerebrum.

The cerebral gyri increase the surface area of the cortex. memory assimilation time. speech ability. the size of the thalamic nuclei. volume of the brain.

The cerebral aqueduct connects connects the lateral ventricles to the third ventricle. the third ventricle to the fourth ventricle. connects the fourth ventricle to the subarachnoid space. the two lateral ventricles.

Which of the following is NOT a function of cerebrospinal fluid? provides a protective cushion around the CNS protects the brain from rapid, jarring head movements provides nutrients to CNS tissue provides oxygen to CNS tissue

Which of the following activities is NOT associated with the cerebrum? interpreting smell and taste initiating voluntary movements writing poetry controlling the autonomic nervous system making moral judgments

Which of the following pairs is mismatched? falx cerebelli - between the cerebellar hemispheres tentorium cerebelli - base of brain dural venous sinus - collects blood that returns from the brain falx cerebri-longitudinal fissure pia mater - surface of the brain

Arrange the following in order from the diencephalon downward. (1) spinal cord (2) midbrain (3) medulla (4) pons 1, 2, 3, 4 3, 2, 4, 1 4, 1, 3, 2 2, 4, 3, 1 4, 2, 3, 1

Normal balance, or equilibrium, depends on input from a number of sensory receptors. Name them.

Which of the following is NOT a function of the CSF? reduction of brain weight nourishment of the brain initiation of some nerve impulses protection from blows

Arrange the layers of the meninges from superficial to deep. dura mater pia mater arachnoid mater

The highlighted structure is the postcentral gyrus. The postcentral gyrus is very important because it is involved with__ functions.

___ are involved in the production of cerebrospinal fluid. Oligodendrocytes Ependymal cells Schwann cells Astrocytes Microglial cells