Ch 13 Central Nervous System
corpora quadrigemina
Which structure is highlighted?
corpus callosum
Which structure is highlighted?
diencephalon
Which structure is highlighted?
hypothalamus
Which structure is highlighted?
infundibulum
Which structure is highlighted?
longitudinal fissure
Which structure is highlighted?
medulla oblongata
Which structure is highlighted?
occipital lobe
Which structure is highlighted?
parietal lobe
Which structure is highlighted?
parieto-occipital sulcus
Which structure is highlighted?
sulcus
A shallow groove on the surface of the cerebral cortex is called a_____________.
smooths and coordinates body movements and coordinates learned and reflexive patterns of muscular activity
Functionally, the highlighted structure ______.
dura mater
The tough, dense fibrous connective tissue meningeal layer is the________.
occipital lobe.
The visual association area of the cerebral cortex is located in the___________.
false
True or false Cerebrospinal fluid passes through choroidal villi to enter the superior sagittal sinus.
True
True or false The cerebellum has an outer cortex, internal white matter, and areas of gray matter buried deep in the white matter.
True
True or false The hypothalamus, in addition to the cerebral cortex, is in control of emotional responses.
true
True or false The pituitary gland (hypophysis) is connected to the hypothalamus and receives regulatory impulses that control the secretion of hormones.
true
True or false The vasomotor center of the medulla regulates blood pressure.
controls motor functions
What is a function of the highlighted structure?
coordination of movement
What is a primary function of the highlighted structure?
A
Which letter indicates Broca's area, which controls the motor movements necessary for speaking?
D
Which letter indicates Wernicke's area, which is important for understanding spoken words?
C
Which letter indicates a choroid plexus, which produces cerebrospinal fluid (CSF)in all four ventricles of the brain?
D
Which letter indicates the corpora quadrigemina, meaning "four bodies?"
B
Which letter indicates the corpus callosum, which is an area of white matter where axons from one cerebral hemisphere cross the midline to the opposite hemisphere?
E
Which letter indicates the medulla, the functional neural connection between the pons and the spinal cord?
C
Which letter indicates the primary somatosensory cortex?
E
Which letter indicates the primary visual cortex, which receives information from neurons in the retina of the eye?
occipital lobe
Which lobe is highlighted?
medulla
Neural centers that control heart rate, respiration, and blood pressure are located in the______.
cerebrum
The insula is considered to be part of the ________.
hypothalamus
Which of these regions of the brain regulates body temperature, hunger, and thirst?
hypothalamus.
The main visceral control center of the brain is the_______.
we have very expressive faces.
A "motor homunculus" can be visualized as an overlay on the precentral gyrus. The reason why the facial region of this homunculus covers such a large surface area is because________________.
subarachnoid space
Cerebrospinal fluid is located within the_________.
central canal
Cerebrospinal fluid is produced by choroid plexuses in all the following locations except the______________.
hypothalamus.
Sleep-wake cycles are controlled by the pineal gland and the_______.
midbrain, medulla, and pons.
The brain stem consists of the________.
cerebral aqueduct
The central space of the highlighted structure is the _______.
central canal
The fluid-filled ventricles within the cerebrum are similar in function to the ________ of the spinal cord.
help protect the central nervous system
The function of the blood-brain barrier is to________.
B. conscious awareness of taste stimuli
The highlighted lobe plays important roles in all of the following except ___. A. controlling voluntary movement of the eyes B. conscious awareness of taste stimuli C. planning and coordinating complex movements D. controlling motor movements necessary for speaking
acts in visual reflexes
The highlighted structure ___.
ventral
The highlighted structures form which region of the midbrain?
falx cerebri
The sheet of dura mater that separates the right and left cerebral hemispheres is the _______________.
arachnoid and pia
The subarachnoid space lies between what two layers of meninges?
third ventricle
Which of the following is not a midbrain structure? A. cerebral peduncles B. corpora quadrigemina C. red nucleus D. third ventricle
frontal lobe
Which of these lobes of the cerebrum lies anterior to the central sulcus?
thalamus
Which of these regions functions to direct nearly all sensory input, except olfactory impulses, to the cerebral cortex?
thalamus
Which of these regions is the largest part of the diencephalon and forms the upper and lateral walls of the third ventricle?
hypothalamus
Which of these regions of the brain regulates hormonal secretions from the pituitary gland (hypophysis)?
cerebellum
Which of these regions of the brain, besides the cerebrum, has an outer cortical layer of gray matter?
cerebellum
Which of these regions superior-most aspect is found in close proximity to the fourth ventricle and lies lies just posterior to the pons?
the flocculonodular lobes
Which region of the cerebellum functionally sequences complex voluntary muscle contractions to adjust posture as body position changes?
confluence of sinuses
Which sinus is highlighted?
cerebellum
Which structure is highlighted?
cerebral peduncle
Which structure is highlighted?
pineal gland
Which structure is highlighted?
pons
Which structure is highlighted?
pyramid
Which structure is highlighted?
superior colliculus
Which structure is highlighted?
temporal lobe
Which structure is highlighted?
cerebral peduncles
Which structures are highlighted?
true
true or false The medullary respiratory center controls the rhythm and rate of breathing.
true
true or false The meninges of the brain differ from those of the spinal cord in that the dura mater of the brain splits into two layers and that there is no epidural space.
false
true or false The ventral portion of the cerebral peduncles connect the midbrain to the cerebellum and contain the pyramidal (corticospinal) motor tracts descending to the spinal cord.
corpora quadrigemina
which structures are highlighted?
pons
which structures are highlighted?
