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SBI172 > Week 9 - CNS > Flashcards

Week 9 - CNS Flashcards

1
Q
  1. What is the largest part of the adult brain?
    a) Cerebellum
    b) Brainstem
    c) Cerebrum
    d) Diencephalon
A

c) Cerebrum

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2
Q
  1. Which part of the brain regulates homeostasis?
    a) Cerebrum
    b) Cerebellum
    c) Diencephalon
    d) Brainstem
A

c) Diencephalon

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3
Q
  1. The brainstem connects the brain to which structure?
    a) Spinal cord
    b) Cerebellum
    c) Hypothalamus
    d) Thalamus
A

a) Spinal cord

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4
Q
  1. What is the primary function of the cerebellum?
    a) Memory
    b) Emotion
    c) Coordination
    d) Sensory processing
A

c) Coordination

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5
Q
  1. The brain is divided into two hemispheres. What does this mean?
    a) Each hemisphere controls the same side of the body
    b) Each hemisphere controls the opposite side of the body
    c) Hemispheres are symmetrical in function
    d) Hemispheres have no connection to body functions
A

b) Each hemisphere controls the opposite side of the body

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6
Q
  1. Which hemisphere is typically dominant in individuals who are right-handed?
    a) Left
    b) Right
    c) Both
    d) None
A

a) Left

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7
Q
  1. What do gyri refer to in the brain?
    a) Grooves
    b) Outward folds
    c) Hemispheres
    d) Nuclei
A

b) Outward folds

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8
Q
  1. What do sulci refer to?
    a) Folds
    b) Large grooves
    c) Small grooves
    d) Hemispheres
A

c) Small grooves

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9
Q
  1. What is the primary function of the frontal lobe?
    a) Vision
    b) Touch
    c) Reasoning
    d) Auditory processing
A

c) Reasoning

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10
Q
  1. The parietal lobe is associated with processing which type of information?
    a) Auditory
    b) Visual
    c) Sensory
    d) Motor
A

c) Sensory

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11
Q
  1. Which lobe of the brain is primarily responsible for visual processing?
    a) Frontal
    b) Parietal
    c) Occipital
    d) Temporal
A

c) Occipital

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12
Q
  1. Which lobe is involved in processing auditory information?
    a) Frontal
    b) Parietal
    c) Occipital
    d) Temporal
A

d) Temporal

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13
Q
  1. The basal nuclei are involved in which function?
    a) Sensory processing
    b) Movement regulation
    c) Emotion
    d) Language
A

b) Movement regulation

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14
Q
  1. Which area of the brain is known as the primary motor cortex?
    a) Precentral gyrus
    b) Postcentral gyrus
    c) Corpus callosum
    d) Thalamus
A

a) Precentral gyrus

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15
Q
  1. What is the function of the premotor cortex?
    a) Directing eye movements
    b) Planning complex movements
    c) Processing sound
    d) Emotional regulation
A

b) Planning complex movements

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16
Q
  1. Broca’s area is responsible for which function?
    a) Sensory processing
    b) Speech production
    c) Vision
    d) Movement control
A

b) Speech production

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17
Q
  1. What does the primary somatosensory cortex process?
    a) Visual information
    b) Auditory information
    c) Touch and body position
    d) Emotions
A

c) Touch and body position

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18
Q
  1. Where is the olfactory cortex located?
    a) Frontal lobe
    b) Temporal lobe
    c) Parietal lobe
    d) Occipital lobe
A

b) Temporal lobe

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19
Q
  1. Which area receives and interprets impulses for taste?
    a) Olfactory cortex
    b) Gustatory cortex
    c) Visual cortex
    d) Auditory cortex
A

b) Gustatory cortex

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20
Q
  1. What are multimodal areas of the cortex responsible for?
    a) Processing information from one sense
    b) Integrating information from multiple senses
    c) Motor control
    d) Language
A

b) Integrating information from multiple senses

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21
Q
  1. What is the function of the anterior association area (prefrontal cortex)?
    a) Vision processing
    b) Emotional impact
    c) Intellect and personality
    d) Auditory processing
A

c) Intellect and personality

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22
Q
  1. The thalamus is primarily involved in which function?
    a) Emotional regulation
    b) Sensory relay
    c) Motor control
    d) Memory encoding
A

b) Sensory relay

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23
Q
  1. What structure is located below the thalamus?
    a) Medulla oblongata
    b) Cerebellum
    c) Hypothalamus
    d) Midbrain
A

c) Hypothalamus

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24
Q
  1. Which gland regulates sleep-wake cycles?
    a) Pituitary gland
    b) Thyroid gland
    c) Pineal gland
    d) Adrenal gland
A

c) Pineal gland

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25
Q
  1. Which part of the brainstem integrates sensory information and motor responses?
    a) Medulla oblongata
    b) Pons
    c) Midbrain
    d) Diencephalon
A

c) Midbrain

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26
Q
  1. What is the function of the pons?
    a) Breathing regulation
    b) Sensory processing
    c) Emotional regulation
    d) Memory encoding
A

a) Breathing regulation

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27
Q
  1. The medulla oblongata controls which vital function?
    a) Memory
    b) Heart rate
    c) Visual processing
    d) Language
A

b) Heart rate

28
Q
  1. The primary auditory cortex is located in which lobe?
    a) Frontal
    b) Temporal
    c) Occipital
    d) Parietal
A

b) Temporal

29
Q
  1. Which brain structure is crucial for processing visual information?
    a) Thalamus
    b) Cerebellum
    c) Occipital lobe
    d) Pons
A

c) Occipital lobe

30
Q
  1. Which part of the brain regulates body temperature and hunger?
    a) Thalamus
    b) Cerebrum
    c) Hypothalamus
    d) Midbrain
A

c) Hypothalamus

31
Q
  1. The startle reflex is associated with which part of the brain?
    a) Cerebellum
    b) Medulla oblongata
    c) Midbrain
    d) Pons
A

c) Midbrain

32
Q
  1. Which structure connects the two hemispheres of the brain?
    a) Corpus callosum
    b) Basal nuclei
    c) Cerebellum
    d) Brainstem
A

a) Corpus callosum

33
Q
  1. What type of fibers connect parts of the same hemisphere?
    a) Commissural fibers
    b) Association fibers
    c) Project fibers
    d) Transverse fibers
A

b) Association fibers

34
Q
  1. Which area of the brain integrates sensory input to identify objects by touch?
    a) Somatosensory Association Area
    b) Primary Somatosensory Cortex
    c) Primary Auditory Cortex
    d) Visual Cortex
A

a) Somatosensory Association Area

35
Q
  1. The limbic association area is primarily involved in which function?
    a) Sensory processing
    b) Emotion
    c) Memory encoding
    d) Motor control
A

b) Emotion

36
Q
  1. Which structure is part of the basal nuclei?
    a) Corpus callosum
    b) Amygdala
    c) Caudate nucleus
    d) Thalamus
A

c) Caudate nucleus

37
Q
  1. The function of the direct pathway of the basal nuclei is to:
    a) Initiate movement
    b) Inhibit movement
    c) Process sensory information
    d) Regulate emotions
A

a) Initiate movement

38
Q
  1. The indirect pathway of the basal nuclei is responsible for:
    a) Initiating movement
    b) Inhibiting movement
    c) Enhancing movement
    d) Regulating emotions
A

b) Inhibiting movement

39
Q
  1. Which structure is involved in emotional regulation and memory?
    a) Hippocampus
    b) Cerebellum
    c) Corpus callosum
    d) Thalamus
A

a) Hippocampus

40
Q
  1. What is the role of the amygdala?
    a) Vision processing
    b) Emotional response
    c) Motor control
    d) Sensory integration
A

b) Emotional response

41
Q
  1. Which structure helps in the formation of new memories?
    a) Amygdala
    b) Hippocampus
    c) Thalamus
    d) Cerebellum
A

b) Hippocampus

42
Q
  1. The brain’s protective membranes are known as:
    a) Cortex
    b) Meninges
    c) Gyri
    d) Sulci
A

b) Meninges

43
Q
  1. The outer layer of the meninges is called:
    a) Pia mater
    b) Arachnoid mater
    c) Dura mater
    d) Cerebrospinal fluid
A

c) Dura mater

44
Q
  1. Which is NOT a function of Cerebrospinal fluid (CSF):
    a) Deliver oxygen
    b) Protect the brain
    c) Provide nutrients
    d) Homeostasis
A

a) Deliver oxygen

45
Q
  1. What is the role of the blood-brain barrier?
    a) Regulate blood flow
    b) Protect the brain from pathogens
    c) Control neurotransmitter levels
    d) Facilitate brain metabolism
A

b) Protect the brain from pathogens

46
Q
  1. What part of the nervous system controls involuntary functions?
    a) Central nervous system
    b) Somatic nervous system
    c) Autonomic nervous system
    d) Peripheral nervous system
A

c) Autonomic nervous system

47
Q
  1. Which division of the autonomic nervous system is responsible for the “fight or flight” response?
    a) Parasympathetic
    b) Sympathetic
    c) Central
    d) Enteric
A

b) Sympathetic

48
Q
  1. The parasympathetic division is responsible for:
    a) Increasing heart rate
    b) Rest and digest
    c) Heightened alertness
    d) Blood flow to muscles
A

b) Rest and digest

49
Q
  1. Which structure in the spinal cord carries sensory information to the brain?
    a) Dorsal root
    b) Ventral root
    c) Lateral horn
    d) Gray matter
A

a) Dorsal root

50
Q
  1. The ventral root of the spinal cord carries what type of information?
    a) Sensory
    b) Motor
    c) Both sensory and motor
    d) Neither
51
Q
  1. What is the function of the dorsal horn in the spinal cord?
    a) Motor control
    b) Sensory processing
    c) Reflex actions
    d) All of the above
A

b) Sensory processing

52
Q
  1. What is the main function of the reflex arc?
    a) To transmit sensory information
    b) To enable quick responses
    c) To control voluntary movements
    d) To regulate homeostasis
A

b) To enable quick responses

53
Q
  1. Damage to the spinal cord can result in which condition?
    a) Parkinson’s disease
    b) Multiple sclerosis
    c) Spinal cord injury
    d) Stroke
A

c) Spinal cord injury

54
Q
  1. Which type of neuron carries signals away from the central nervous system?
    a) Afferent
    b) Efferent
    c) Interneuron
    d) Sensory
A

b) Efferent

55
Q
  1. What type of cells support and protect neurons?
    a) Neurons
    b) Glial cells
    c) Epithelial cells
    d) Stem cells
A

b) Glial cells

56
Q
  1. What is the role of oligodendrocytes?
    a) Generate action potentials
    b) Provide immune support
    c) Form myelin in the CNS
    d) Regulate neurotransmitter levels
A

c) Form myelin in the CNS

57
Q
  1. Which glial cells are responsible for the immune response in the CNS?
    a) Oligodendrocytes
    b) Astrocytes
    c) Microglia
    d) Ependymal cells
A

c) Microglia

58
Q
  1. The role of astrocytes includes:
    a) Forming myelin
    b) Providing structural support
    c) Maintaining the blood-brain barrier
    d) Both b and c
A

d) Both b and c

59
Q
  1. Which structure produces cerebrospinal fluid?
    a) Ependymal cells
    b) Oligodendrocytes
    c) Microglia
    d) Astrocytes
A

a) Ependymal cells

60
Q
  1. What part of the brain is involved in the control of balance and coordination?
    a) Cerebrum
    b) Brainstem
    c) Cerebellum
    d) Diencephalon
A

c) Cerebellum

61
Q
  1. The corona radiata and internal capsule are examples of what?
    a) Association fibres
    b) Commissural fibres
    c) Projection fibres
    d) Tract fibres
A

c) Projection fibres

62
Q
  1. Brainstem is formed from the
    a) Prosenchepalon
    b) Mesenchephalon
    c) Rhombencephalon
    d) B and C
A

d) B and C

63
Q
  1. The brainstem is formed from…
  2. The midbrain is formed from…
  3. The diencephalon is formed from…
  4. Cerebrum is formed from…
  5. Cerebellum is formed from…
A
  1. Mes + Rhomb (Met and Myel)
    .
  2. Mes
    .
  3. Pros (Di)
    .
  4. Pro > Tel
    .
  5. Rhomb >Met
64
Q
  1. Which two structures combine to form the “striatum,” the input nuclei of the basal ganglia?
    A. Caudate nucleus and globus pallidus
    B. Putamen and globus pallidus
    C. Caudate nucleus and putamen
    D. Globus pallidus and thalamus
A

C. Caudate nucleus and putamen

65
Q
  1. What is the main output nuclei of the basal ganglia?
    A. Striatum
    B. Caudate nucleus
    C. Putamen
    D. Globus pallidus
A

D. Globus pallidus

SBI172 (11 decks)

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