Lecture What did you learn Ch 12 CNS
Nerve impulses leading to skeletal muscle carry information to direct movement. The nerve fibers sending these signals will most likely belong to which division of the nervous system?
The optic nerve (cranial nerve II) sends nerve impulses to the brain carrying information about the things we see. These nerve fibers most likely belong to which division of the nervous system?
sensory (afferent) division
Which of the following is richest in lipids?
What is the central nervous system?
Which structures create the blood brain barrier?
Tight junctions between cells that form capillary walls
Which of the following describes the nervous system's integrative function?
Nerve impulses leading to the brain carry information about cool
temperatures on the skin. The nerve fibers sending these signals will
most likely belong to which division of the nervous system?
a. sensory (afferent) division
b. somatic nervous
system
c. sympathetic division
d. parasympathetic division
a. sensory (afferent) division
Which of these would you not find in the cerebral cortex?
What brain region are the thalamus, hypothalamus, and epithalamus part of?
Where is the primary somatosensory cortex located?
What are the components of the brain stem?
Which of the following is least likely to be related to an injury in the hypothalamus?
The subarachnoid space lies between what two layers of
meninges?
dura and epidura
arachnoid and
epidura
arachnoid and dura
arachnoid and pia
arachnoid and pia
Which of the following is NOT a function of the hypothalamus?
regulate emotional responses
regulate food
intake
regulate the thalamus
regulate body temperature
regulate the thalamus
Which part of the cerebral cortex is involved in intellect, cognition, recall, and personality?
Which of the following hypothalamic control centers would you predict is the LEAST important for survival?
Which of the following would you NOT find in normal cerebrospinal fluid?
During meningitis, which of the following is the most likely to be a direct source of pathogens that may spread to the brain?
Which type of wave predominates during stage 4 NREM sleep?
Sleepwalking may occur during ________.
The two longitudinal ridges on the medulla oblongata where many descending fibers cross over are called the ________.
Interneurons receiving input from sensory neurons are located in the ________.
Declarative memory ________.
Neural tracts that convey information to the brain concerning temperature and pain would be ________.
Broca's area ________.
Which of the following is (are) involved with motor activity (either initiation or coordination)?
which of the following structures is not part of the limbic
system?
A. hippocampus
B. caudate nucleus
C.
amygdala
D. cingulate gyri
B. caudate nucleus
Which of the following best describes the cerebrum?
executive suite
Which brain waves are uncommon for awake adults, but are common for children?
The brain area that regulates activities that control the state of wakefulness or alertness of the cerebral cortex is the ________.
Loss of ability to perform skilled motor activities such as piano playing, with no paralysis or weakness in specific muscles, might suggest damage to the ________.
Which category of memory is involved when playing the piano?
Which of the following structures is probably NOT directly involved in memory?
Which part of the CNS sorts almost all of the ascending sensory information?
Which of the following is a dural septum, described as a large sickle-shaped fold that dips into the longitudinal fissure between the cerebral hemispheres?
Which part of the brain is the "executive suite" that controls almost all brain activity?
At age 79, Mrs. X is diagnosed with a disorder that severely impairs her logical judgment. Medical imaging techniques show that this has been most likely caused by brain damage in a ______.
frontal lobe
The ________ includes the thalamus, hypothalamus, and epithalamus.
Which ventricle is continuous with the central canal of the spinal cord?
the _________________ regulates homeostasis, the autonomic nervous
system, and the sleep/wake cycle
A. hypothalamus
B.
midbrain
C. hippocampus
D. amygdala
A. hypothalamus
The frontal lobe is separated from the temporal lobe by the ________.
Which functional area of the brain is responsible for our level of awareness and alertness?
Which of the following regions of the brain stem serves as a bridge between the brain stem and the cerebellum?
The white matter of the spinal cord contains ________.
Which of these is not part of the limbic system?
Which type of wave predominates during stage 1 of non-rapid eye movement (NREM) sleep?
during development of the nervous system, the telencephalon will
become the
A. cerebral hemispheres
B.
midbrain
C. diencephalon
D. cerebellum
A. cerebral hemispheres
what provides a link between the nervous system and the endocrine
system?
A. cerebellum
B. hypothalamus
C.
thalamus
D. pons
B. hypothalamus
what is not part of the cerebrum?
A. brainstem
B.
insula
C. frontal lobe
D. parietal lobe
A. brainstem
what are the three primary brain vesicles that form the neural
tube?
A. forebrain, midbrain, hindbrain
B.
mesencephalon, telencephalon, diencephalon
C. mid brain, pons,
medulla oblongata
D. brainstem, diencephalon, cerebellum
A. forebrain, midbrain, hindbrain
The most important part of the brain in terms of our immediate
survival is the:
A. cerebrum
B. cerebellum
C.
brainstem
D. diencephalon
C. brainstem
What component of the diencephalon secretes melatonin?
A. pituitary gland
B. amygdala
C. pineal gland
D. thalamus
C. pineal gland
it is in the medulla oblongata they corticospinal tracts ________,
meaning that the motor fibers originating from the right cerebral
cortex descend through the left side of the spinal cord, and visa
versa
A. decussate
B. commence
C. merge
D. unite
A. decussate
What functional brain system participates in memory, learning,
emotion, and behavior?
A. peripheral nervous
system
B. anterolateral system
C. limbic system
D.
medial lemniscal system
C. limbic system
what type of fiber carries information from the frontal lobe of the
right cerebral hemisphere to the occipital lobe of the same cerebral
hemisphere?
A. commissural fibers
B. projection
fibers
C. association fibers
D. corpus callosum
C. association fibers
the central sulcus separates the:
A. parietal and
frontal lobes
B. parietal and temporal lobes
C. parietal
and occipital lobes
D. frontal and temporal lobes
A. parietal and frontal lobes
integrative functions are carried out by the
A.
autonomic nervous system
B. peripheral nervous system
C.
central nervous system
D. All of the above
C. central nervous system
which of the following areas of white matter is not located within
the cerebral hemispheres?
A. Funiculi
B. projection
fibers
C. commissural fibers
D. association fibers
A. Funiculi
cognition is best described as
A. the ability to
comprehend and produce words
B. encoding and storing learned
information in our neural circuitry
C. recognizing, processing,
planning, and responding to stimuli
D. reversible and normal
suspension of consciousness
C. recognizing, processing, planning, and responding to stimuli
the deep grooves in the cerebrum are known as
A.
gyri
B. ventricles
C. sulci
D. fissures
D. fissures
the two brain structures concerned directly with maintenance of
homeostasis include certain nuclei in the brainstem and the
A. limbic system
B. hypothalamus
C. cerebellum
D.
basal nuclei
B. hypothalamus
nearly all stimuli destined for the cerebral cortex must first pass
through the
A. brainstem
B. hypothalamus
C.
thalamus
D. corpus callosum
C. thalamus
bundles of white matter in the cerebrum are known as?
A.
nuclei
B. nerves
C. ganglia
D. tracts
D. tracts
an elevated ridge on the surface of the cerebrum is known as?
A. furrow
B. sulcus
C. fissure
D. gyrus
D. gyrus
the cerebellum functions in?
A. homeostatic functions
such as breathing and heart rate
B. biological rhythm
C.
the planning and coordination of movement
D. learning, memory,
and personality
C. the planning and coordination of movement
which brain nucleus serves as the bodies "master or Biological
clock"?
A. Basal Nucleus
B. Lentiform
nucleus
C. Suprachiastmatic nucleus
D. Caudate nucleus
C. Suprachiastmatic nucleus
which of the following structures connects the brain to the spinal
cord?
A. Brainstem
B. Cerebellum
C.
Diencephalon
D. Cerebrum
A. Brainstem
Which of the following is not a function of the spinal cord?
Where is the last grey matter voluntary motor impulses pass through as they exit the spinal cord?
a) dorsal (anterior) horn
b) dorsal roots
c) ventral (posterior) horn
d) ventral roots
a) dorsal (anterior) horn
Which of the following are NOT components of the blood-brain barrier?
While observing a cross section of the spinal cord under the microscope, you notice a butterfly-shaped area on the inside. You would identify this as the __________.
Which of the following locations does not contain white matter?
Which of the following meninges is composed of delicate connective tissue and is richly invested with tiny blood vessels?
a) Dura mater
b) Arachnoid mater
c) Pia mater
d)
Casa mater
c) Pia mater
Which of the following is not a function of the CSF?
a) reduction of brain weight
b) nourishment of the
brain
c) protection from blows
d) initiation of some nerve impulses
d) initiation of some nerve impulses
Spinocerebellar tracts ________.
a) terminate in the spinal cord
b) are found in the dorsal
columns of the spinal cord
c) give rise to conscious experience
of perception
d) carry proprioceptive inputs to the cerebellum
d) carry proprioceptive inputs to the cerebellum
Cell bodies of the sensory neurons of the spinal nerves are located in ________.
a) the dorsal root ganglia of the spinal cord
b) the
thalamus
c) the ventral root ganglia of the spinal cord
d)
sympathetic ganglia
a) the dorsal root ganglia of the spinal cord
At age 79, Mrs. X is diagnosed with a disorder that severely impairs
her logical judgment. Medical imaging techniques show that this has
been most likely caused by brain damage in a ______.
A)parietal lobe
B)frontal lobe
C)temporal
lobe
D)premotor cortex
B)frontal lobe
Which of the following branches of a spinal nerve contains the neuron cell bodies of only sensory neurons?
What are collections of nerve cell bodies outside the central nervous system called?
ganglia
What components are used to classify a nerve as a 'mixed nerve'?
The suprachiasmatic nucleus is found in the ________.
a)
thalamus
b) hypothalamus
c) pons
d) medulla
b) hypothalamus
The vital centers for the control of heart rate, respiration, and
blood pressure are located in the ________.
a)
cerebrum
b) medulla
c) pons
d) midbrain
b) medulla
Which of the following generalizations does not describe the cerebral
cortex?
a) Each hemisphere is chiefly concerned with
sensory and motor functions of the contralateral side of the body.
b) The hemispheres are exactly equal in function.
c)
The cerebral cortex contains three kinds of functional areas.
d) No functional area of the cortex works alone.
b) The hemispheres are exactly equal in function.
If the posterior portion of the neural tube failed to develop
properly the ________.
a) spinal cord may be
affected
b) cranial nerves would not form
c) hindbrain
would not be present
d) telencephalon would cease development
a) spinal cord may be affected
Neural tracts that convey life-saving information to the brain
concerning burning pain would be ________.
a)
reticulospinal
b) anterior spinothalamic
c) posterior
spinothalamic
d) lateral spinothalamic
d) lateral spinothalamic
The hypothalamus ________.
a) is the thermostat of the
body because it regulates temperature
b) is an important
auditory and visual relay center
c) mediates sensations
d)
has the Pulvinar body as part of its structure
a) is the thermostat of the body because it regulates temperature
An individual accidentally transected the spinal cord between T1 and
L1. This would result in ________.
a) spinal shock
only
b) paraplegia
c) quadriplegia
d) hemiplegia
b) paraplegia
Which of the following statements is a false or incorrect
statement?
a) Damage to the visual association area
results in blindness.
b) Damage to the primary motor
cortex results only in the loss of voluntary muscle control.
c) Damage to the premotor cortex results in loss of motor skills
programmed in that area but movement is still possible.
d) Damage to the primary auditory cortex results in the
inability to interpret pitch, loudness, and location.
b) Damage to the primary motor cortex results only in the loss of voluntary muscle control.
____ division carries signals to the smooth muscle in the large intestine.
A. Visceral sensory
B. Somatic sensory
C. Visceral
motor
D. Somatic motor
E. Afferent
C. Visceral motor
Meningitis can be caused by infection of the central nervous system by bacteria. Which cells would be most responsible for removing the infection?
Which of the following circuit types is involved in the control of rhythmic activities such as the sleep-wake cycle, breathing, and certain motor activities (such as arm swinging when walking)?
Which of the following is NOT a type of circuit?
A neuron that has as its primary function the job of connecting other neurons is called a(n) ________.
association neuron
_____ causes a person to lapse abruptly into REM sleep from
the awake state.
A) Sleep apnea
B) Epilepsy
C) Syncope
D) Narcolepsy
D) Narcolepsy
Patients who have lesions involving Broca's area __________.
What parts of the brain ultimately plan and coordinate complex motor activities
Emotions influence autonomic reactions primarily through integration in the ________.
A. hypothalamus
B. lateral geniculate of the thalamus
C. inferior colliculus
D. lateral horn of the spinal cord
A. hypothalamus
Nerves that only carry impulses away from the central nervous system (CNS) are called __________.
A. motor nerves
B. sensory nerves
C. mixed nerves
D. afferent nerves
A. motor nerves
Regeneration within the CNS ________.
A. is prevented due to growth-inhibiting proteins of oligodendrocytes
B. typically allows axonal sprouting of 20 mm
C. is promoted by growth inhibitors and glial scars
D. is more successful than with the PNS
A. is prevented due to growth-inhibiting proteins of oligodendrocytes
Which of the following is NOT a function of the hypothalamus?
Which meninx is a delicate connective tissue membrane that clings tightly to the brain like cellophane wrap following its every convolution?
What cells line the ventricles of the brain?
Which part of the brain is considered the "gateway" to the cerebral cortex?
Which fissure separates the cerebral hemispheres?
The blood-brain barrier is effective against ________.
Which type of white matter fiber tract connects the two cerebral hemispheres?
Tremor at rest, shuffling gait, stooped posture, and expressionless face are characteristics of ________.
Which of the following best describes the hypothalamus?
Ridges of tissue on the surface of the cerebral hemispheres are called _____.
gyri
Nerves that carry impulses toward the CNS only are ________.
There are __________ pairs of cranial nerves.
If the ventral root of a spinal nerve were cut, what would be the result in the tissue or region that nerve supplies?
All processing at the circuit level going up to the perceptual level must synapse in the ________.
Which division of the nervous system has short preganglionic neurons?
Control of temperature, endocrine activity, and thirst are functions associated with the ________.