CNS glial cells
astrocyte
oligodendrocyte
ependymal cell
PNS glial cells
satellite cell
Schwann cell
A
dendrites
B
soma
C
axon hillock
D
node of Ranvier
E
myelin sheath
G
synapse
A
superior sagittal sinus
B
arachnoid granulation villus
D
arachnoid trabeculae
E
scalp
G
bone
I
dura mater
J
arachnoid mater
K
pia mater
L
cerebral cortex
Astrocyte
Provides protection of the neurons in the CNS by forming scars and Contributes to the blood-brain barrier
Oligodendrocyte
Provides support for neurons in the PNS and insulates axons in the CNS
Microglia
CNS-resident macrophages that can ingest/digest other cells
Ependymal cell
Filters blood to make cerebrospinal fluid in the CNS
Satellite cell
Surround the cell bodies of neurons in the PNS
Schwann cell
Insulates only one axon segment with myelin in the PNS
This system consists of everything EXCEPT the brain and spinal cord:
central nervous system
autonomic nervous system
respiratory system
peripheral nervous system
peripheral nervous system
Nervous tissue contains which two types of cells?
cranial and spinal cells
central and peripheral cells
neurons and glial cells
cerebral and spinal cells
neurons and glial cells
What type of matter makes up the outer portion of the brain?
white
gray
gray and white
none of these
Gray
A localized collection of neuron cell bodies in the CNS is called a nucleus. What is a collection of cell bodies in the PNS called?
ganglion
myelin
nuclei
white matter
ganglion
Voluntary responses are the domain of the
autonomic nervous system
somatic nervous system
cerebral cortex
thalamus
somatic nervous system
Another word for autonomic is
volitional
secondary
primary
automatic
automatic
Another word for somatic is
secondary
primary
secondary
volitional
volitional
According to your textbook, SLPs mainly use three senses when treating deficits in speech, language and swallowing functions. Which three are they?
hearing
vision
touch (tactile)
Which of the following is defined as a noninvasive imaging technique that uses computers to analyze several cross-sectional X-rays in order to reveal minute details about structures in the body.
PET
CT
MRI
Ultrasonography
Videofluoroscopy
Laryngoscopy
CT
Which of the following is primarily used by SLPs to determine whether a patient has a swallowing disorder?
PET
CT
MRI
Ultrasonography
Videofluoroscopy
Videofluoroscopy
Which of the following is primarily used by SLPs to determine the possible cause of vocal fold dysfunction?
PET
CT
MRI
Ultrasonography
Videofluoroscopy
Laryngoscopy
Laryngoscopy
What is considered the site of transmission of nerve impulses?
synapse
soma
dendrite
myelin
synapse
When the immune system erroneously attacks oligodendrocytes, what is the result?
meningitis
glioma
multiple sclerosis
Parkinson’s disease
multiple sclerosis
Cerebral spinal fluid is produced within the (be specific)
central canal
choroid plexus
median aperture
lateral apertures
choroid plexus
What is the name for a unique anatomical arrangement of blood vessels around the base of the brain that maintains perfusion of blood into the brain even if one component of the structure is blocked or narrowed?
carotid artery
blood-brain barrier
Circle of Willis
foramen magnum
Circle of Willis
The brain requires approximately what percentage of the body's blood and oxygen supplies?
20
25
35
50
20
Choroid plexuses are found in all four ventricles of the brain.
True
False
True
A person only uses about 10% of their brain.
True
False
False
Because neurons continually undergo cell divisions, the number of neurons we have slowly increases over the course of our lives.
True
False
False
thoracic
12
lumbar
5
cervical
5
sacrum
1
Afferent
Afferent
means “to bring along
auditory information sent from your ears to your brain
receptor sending information that the pan you touched is too hot
Efferent
“to carry outward”
message sent to muscles controlling your arm and hand to pick up a pan
:nerve impulse sent from your brain to move your hand away from a hot pan