Exam 15: Brain and Cranial Nerves

List these events in the correct order for CSF flow in the CNS. A: CSF flows into the arachnoid villi B: CSF enters the blood C: CSF flows through the cerebral aqueduct to the fourth ventricle D: CSF flows into the subarachnoid space E: CSF is produced by the choroid plexus

The gray matter of the brain houses motor neuron and interneuron cell bodies,dendrites,telodendria,and unmyelinated axons.

Which of the cranial meninges consists of dense irregular connective tissue in two layers (the periosteal layer and the meningeal layer)?

Which part of the brain filters sensory information and forwards only a fraction of it to the cerebral cortex?

The white matter of the brain derives its color from myelin.

Of the five cerebral lobes,the one not visible on the surface of the brain is the

Commissural tracts

The cranial nerve that innervates smooth muscle and glands of the heart,lungs,larynx,trachea,and most abdominal organs is the ___________ nerve.

Which secondary brain vesicle forms the portion of the adult brain that includes the epithalamus,thalamus,and hypothalamus?

Which is not a function of cerebrospinal fluid?

Clusters of gray matter that contain neuron cell bodies and lie within masses of white matter are the

The meninx composed of a thin layer of delicate areolar connective tissue that follows every contour of the brain surface is the

Most of the gyri and sulci of the human brain develop very early in the fetal period.

Association tracts

Which structures form the lentiform nucleus?

This nucleus both excites and inhibits the activities of the thalamus to control and adjust muscle tone.

The brain ventricle located between the pons and the cerebellum is the _____ ventricle.

Sensory impulses from all of the senses except _____________ converge on the thalamus and synapse in at least one of its nuclei.

The cranial nerve that passes through the cribriform plate of the ethmoid bone is the __________ nerve.

The partition between the lateral ventricles is the