Brain quiz

Cerebral spinal fluid (CSF) is produced in which structure(s)?

third ventricle

Which of the following is a narrow fluid-filled cavity found along the midline superior to the hypothalamus and between the right and left halves of the thalamus?

third ventricle

Which brain vesicle gives rise to the midbrain and cerebral aqueduct?

...mesenphaleon

Which of the following are networks of capillaries that produce cerebrospinal fluid and are found in the walls of the ventricles of the brain?

Choroid plexuses

Which of the following brain structures consists of the thalamus, hypothalamus and epithalamus?

Diencephalon

Which of the following is the correct sequence for the flow of cerebral spinal fluid? ] a. Lateral ventricle, cerebral aqueduct, third ventricle, fourth ventricle, median aperture, subarachnoid space, arachnoid villus and dural sinus. b. Lateral ventricle, lateral aperture, cerebral aqueduct, third ventricle, interventricular foramen, fourth ventricle, subarachnoid space, arachnoid villus and dural sinus. c. Lateral ventricle, interventricular foramen, third ventricle, cerebral aqueduct, fourth ventricle, median aperture, arachnoid villus, subarachnoid space and dural sinus. d. Lateral ventricle, cerebral aqueduct, third ventricle, interventricular foramen, fourth ventricle, median aperture, subarachnoid space, arachnoid villus and dural sinus. e. Lateral ventricle, interventricular foramen, third ventricle, cerebral aqueduct, fourth ventricle, lateral aperture, subarachnoid space, arachnoid villus and dural sinus.

Lateral ventricle, interventricular foramen, third ventricle, cerebral aqueduct, fourth ventricle, lateral aperture, subarachnoid space, arachnoid villus and dural sinus.

Which brain vesicle gives rise to the midbrain and cerebral aqueduct?

Mesencephalon

Which fingerlike projections found in the dural venous sinuses reabsorb cerebrospinal fluid?

arachnoid villi

Which of the following types of tracts are used to conduct nerve impulses between gyri within the same cerebral hemisphere?

arcuate fibers

The Circle of Willis (cerebral arterial circle) is formed by all the following blood vessels EXCEPT: : a. posterior communicating arteries. b. basilar artery. c. anterior communicating artery. d. anterior cerebral arteries. e. posterior cerebral arteries.

basilar artery

Which of the following are NOT controlled by the hypothalamus? a. Hunger b. Emotional behavior c. Body temperature d. Blood calcium concentration e. thirst

blood calcium concentration

Which region of the brain contains the pineal gland?

epithalamus

Which extension of the dura mater separates the two hemispheres of the cerebrum?

falx cerebri

The central sulcus of the cerebrum separates the

frontal lobe from the parietal lobe

Patients with damage in the left hemisphere often exhibit aphasia (inability to use or comprehend words). This is an example of

hemispheric lateralization.

Damage to which portion of the limbic system results in loss of memory of recent events and difficulty committing anything new to memory?

hippocampus

Blood flows to the brain through the _____ arteries and away from the brain through the _____ vein.

internal carotid and vertebral; jugular

Which of the following is not a true statement regarding the blood-brain barrier (BBB)? a. It prevents the flow of proteins across it. b. It allows easy passage of lipid-soluble substances. c. It consists mainly of gap junctions. d. It prevents passage of possible therapeutic drugs. e. Oxygen and glucose readily pass through.

it consists mainly of gap junctions

A deep indentation found along the medial plane that separates the right and left cerebral hemispheres is called the

longitudinal fissure

An electroencephalogram (EEG) measures brain waves primarily generated by

neurons in the cerebral cortex

Which region of the brain serves as the major relay station for most sensory impulses that reach the primary sensory areas of the cerebral cortex from the spinal cord and brain stem?

thalamus