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
