CH 13
which medial pathway controls involuntary movements of head
Tectospinal
which of the following serves to isolate neural tissue from the general circulation
blood-brain barrier
what is parkinson's disease the result of
Dopamine in the brain, this deficiency causes motor and non-motor symptoms.
a cortex is found on the surface of _ and _
NOT pons, cerebellum cerebellum and cerebral hemispheres
damage to the corpora quadrigemina would interfere with
NOT regulation of body temp
the information is passed from a sensory receptor to the central nervous system is called
NOT transducer sensation
which senses are affected by damage to the temporal lobes
NOT visual or auditory
each lateral ventricle communicates with a third ventricle through
interventricular foramen
which of the following is the Dural fold that projects into the longitudinal fissure between cerebral hemispheres
flax cerebri
which ventricle is associated with the pons and medulla
fourth
which part of the brain are cardiovascular reflexes based
medulla oblongata
which region of the brain controls the basic reflex pattern related to eating and drinking
hypothalamus
axons of the corticobulbar tract terminate in the
motor nuclei of cranial nerves
which of the following is not one of the main divisions of the adult brain
prosencephalon
Stimulation of a neuron that terminates in the superior region of the left postcentral gyrus would produce
right leg
cerebrospinal fluid enters the blood circulation at the
superior sagittal sinus
which of the following is a tactile receptor composed of highly composed of highly coiled dendrites surrounded by modified schwann cells and a fibrous capsule
tactile (Meissner) corpuscle
a receptor that contains many mechanically gated ion channels would function best as a
tactile receptor
which problem can occur as a result of damage the preoptic area of the hypothalamus
unreg body temp
which of the following are mechanoreceptors that respond to changes in blood pressure
Baroreceptors
which of the following centers received information from association areas and direct complex motor activities such
Integrative
which part of the midbrain influences the activity of the entire nervous system
NOT Cerebral peduncles reticular activating system
which of the following is the worm shaped band of Cortex that separates the cerebral hemispheres
NOT cerebellar peduncles longitudinal fissure
which of the following is located at the tip of the tail of a caudate nucleus
NOT globus pallidus
which of the following is the descending spinal tract that crosses to the opposite side of the body within the pyramids of the medulla oblongata
NOT lateral corticospinal anterior corticospinal
what is true about the medial nuclei of the thalamus
NOT part of limbic system
what does the white matter of the cerebellum form
arbor vitae
which of the following are white matter fibers the pass from one gyrus to an adjacent
arcuate fibers
which of the following are found deep to the floor of the lateral ventricle in each hemisphere
basal nuclei
what is true about complex motor activities such as riding a bicycle
coordinated activity of several regions of the brain
pyramids on the ventral surface of the medulla oblongata are formed by fibers of the
corticospinal
which brain tissue have tight junctions
ependymal cells of each choroid plexus
which of the following is not one of the basal nuclei
hippocampus
which region of the limbic system is particularly important for the storage and retrieval of long-term memories
hippocampus
which of the following is not true about the limbic system
homeostasis in cold weather
a patient develops a tumor of a cranial nerve that leads to difficulty in speaking from a loss of tongue movement
hypoglossal
which of the following would result from excitation of neurons in the basal nuclei
increased muscle tone
the tectum of the midbrain contains
inferior and superior colliculi
A very large, fast-adapting tactile receptor sensitive to deep pressure that is composed of a single dendrite enclosed by concentric layers of collagen is a _
lamellated corpuscle
axons that decussate between the pyramids of the medulla oblongata belong to the
lateral corticospinal
Terry suffers from dissociation of memories from their emotional content as the result of an automobile accident. What system of the brain is probably damaged?
limbic system
what is true about the anterior nuclei of the thalamus
limbic system
what is the function of the ascending and descending tracts in the medulla oblongata
link brain with spinal cord
which of the following connect the frontal lobe to the other lobes same hemisphere
longitudinal fasciculi
which of the following separates the two cerebral hemispheres
longitudinal fissure
what is referred pain
pain felt in part of body other than actual source
which sensory neurons are normally inactive but can become active for a short time
phasic
which structure adheres tightly to the surface of the brain and is covered by blood vessels
pia mater
damaged somatic motor Association area of the frontal lobe would interfere with the ability to
play piano
in which part of the brain is the respiratory arithmancy center located
reflex centers the medulla oblongata
which of the following is not a function of the hypothalamus
project visual info
which of the following is the area monitored by a single receptor cell
receptive field
which of the following is a fasted opting tactile receptor that monitors movements across the body surface
root hair plexus
which of the following explains why humans can localize sensations that originate in different areas
sensory neurons from specific body regions project to specific cortical regions
what is true about the general senses
simple recept
which spinal tract relays information about crude touch and pressure to the cns
spinothalamic tract he anterior spinothalamic tract
which embryonic brain vesicle develops into the largest region of the adult brain
telencephalon
difficulties in estimating temporal relationships between events may stem from damage to
temporal
in which lobe is the auditory cortex located
temporal
The ________ filters and relays sensory information to cerebral cortex
thalamus
which of the following processes and relays sensory information to the cerebrum
thalamus
which sensory nuclei are contained in the corpora quadrigemina
the superior colliculi and inferior colliculi
what cranial nerve does the dentist numb
trigeminal
which spinal tract unconsciously maintains balance
vestibulospinal