Chapter 13 - The Peripheral Nervous System and Reflex Activity

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Chapter 13 - The Peripheral Nervous System and
Reflex Activity
Cranial and Spinal Nerves
Motor Activity and Reflex Arcs
Sensory Receptors
Nerves and Ganglia
Spinal Reflexes
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FINAL ROUND
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Sensory Receptors 100 Question

• Nociceptors respond to what type of stimulus?
• a. Touch
• b. Sound
• c. Vibration
• d. Pain

ANSWER
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Sensory Receptors 100 Answer

• Nociceptors respond to what type of stimulus?
• a. Touch
• b. Sound
• c. Vibration
• d. Pain

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Sensory Receptors 200 Question

• Receptors located in our skeletal muscles,
  tendons, and joints are classified as ________.
• a. baroreceptors
• b. nociceptors
• c. proprioceptors
• d. interoceptors

ANSWER
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Sensory Receptors 200 Answer

• Receptors located in our skeletal muscles,
  tendons, and joints are classified as ________.
• a. baroreceptors
• b. nociceptors
• c. proprioceptors
• d. interoceptors

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Sensory Receptors 300 Question

• An example of an unencapsulated receptor is a
  ________.
• a. Merkel disc
• b. Meissners corpuscle
• c. Pacinian corpuscle
• d. Ruffini ending

ANSWER
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Sensory Receptors 300 Answer

• An example of an unencapsulated receptor is a
  ________.
• a. Merkel disc
• b. Meissners corpuscle
• c. Pacinian corpuscle
• d. Ruffini ending

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Sensory Receptors 400 Question

• Ascending pathways make up which level of sensory
  integration?
• a. Receptor level
• b. Circuit level
• c. Perpetual level
• d. Transduction

ANSWER
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Sensory Receptors 400 Answer

• Ascending pathways make up which level of sensory
  integration?
• a. Receptor level
• b. Circuit level
• c. Perpetual level
• d. Transduction

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Sensory Receptors 500 Question

• The two-point discrimination test is performed to
  measure the quality of which type of
  discrimination?
• a. Magnitude
• b. Spatial
• c. Perceptual
• d. Pattern

ANSWER
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Sensory Receptors 500 Answer

• The two-point discrimination test is performed to
  measure the quality of which type of
  discrimination?
• a. Magnitude
• b. Spatial
• c. Perceptual
• d. Pattern

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12
Nerves and Ganglia 100 Question

• Nerves that only carry information to the CNS are
  classified as ________.
• a. afferent
• b. efferent
• c. mixed
• d. spinal

ANSWER
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Nerves and Ganglia 100 Answer

• Nerves that only carry information to the CNS are
  classified as ________.
• a. afferent
• b. efferent
• c. mixed
• d. spinal

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Nerves and Ganglia 200 Question

• A group of neuron cell bodies in the PNS is a
  ________.
• a. nerve
• b. nucleus
• c. ganglion
• d. tract

ANSWER
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Nerves and Ganglia 200 Answer

• A group of neuron cell bodies in the PNS is a
  ________.
• a. nerve
• b. nucleus
• c. ganglion
• d. tract

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Nerves and Ganglia 300 Question

• The connective tissue covering that surrounds the
  myelin sheaths of a peripheral nerve is the
  ________.
• a. endoneurium
• b. epineurium
• c. neurilemma
• d. perineurium

ANSWER
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Nerves and Ganglia 300 Answer

• The connective tissue covering that surrounds the
  myelin sheaths of a peripheral nerve is the
  ________.
• a. endoneurium
• b. epineurium
• c. neurilemma
• d. perineurium

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Nerves and Ganglia 400 Question

• Regeneration in the nervous system is restricted
  to _____________ .
• a. cell bodies in the PNS
• b. cell bodies in the CNS
• c. cell fibers in the PNS
• d. cell fibers in the CNS

ANSWER
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Nerves and Ganglia 400 Answer

• Regeneration in the nervous system is restricted
  to _____________ .
• a. cell bodies in the PNS
• b. cell bodies in the CNS
• c. cell fibers in the PNS
• d. cell fibers in the CNS

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Nerves and Ganglia 500 Question

• The ability to detect the intensity of a stimulus
  is called ________.
• a. perceptual detection
• b. magnitude estimation
• c. feature abstraction
• d. quality discrimination

ANSWER
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Nerves and Ganglia 500 Answer

• The ability to detect the intensity of a stimulus
  is called ________.
• a. perceptual detection
• b. magnitude estimation
• c. feature abstraction
• d. quality discrimination

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Cranial and Spinal Nerves 100 Question

• Nerves that innervate our upper limb arise from
  the _________.
• a. cervical plexus
• b. brachial plexus
• c. lumbar plexus
• d. cutaneous nerves

ANSWER
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Cranial and Spinal Nerves 100 Answer

• Nerves that innervate our upper limb arise from
  the _________.
• a. cervical plexus
• b. brachial plexus
• c. lumbar plexus
• d. cutaneous nerves

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Cranial and Spinal Nerves 200 Question

• Parts of this cranial nerve would be deadened
  during dental work.
• a. Abducens
• b. Facial
• c. Trigeminal
• d. Vagus

ANSWER
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Cranial and Spinal Nerves 200 Answer

• Parts of this cranial nerve would be deadened
  during dental work.
• a. Abducens
• b. Facial
• c. Trigeminal
• d. Vagus

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Cranial and Spinal Nerves 300 Question

• Partial paralysis of facial muscles could be due
  to a problem with which cranial nerve?
• a. III
• b. V
• c. VII
• d. X

ANSWER
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Cranial and Spinal Nerves 300 Answer

• Partial paralysis of facial muscles could be due
  to a problem with which cranial nerve?
• a. III
• b. V
• c. VII
• d. X

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Cranial and Spinal Nerves 400 Question

• The ventral root of a spinal nerve contains axons
  of the __________.
• a. motor neurons
• b. sensory neurons
• c. association neurons
• d. unipolar neurons

ANSWER
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Cranial and Spinal Nerves 400 Answer

• The ventral root of a spinal nerve contains axons
  of the __________.
• a. motor neurons
• b. sensory neurons
• c. association neurons
• d. unipolar neurons

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Cranial and Spinal Nerves 500 Question

• Our funny bone is actually this nerve.
• a. Brachial
• b. Median
• c. Radial
• d. Ulnar

ANSWER
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Cranial and Spinal Nerves 500 Answer

• Our funny bone is actually this nerve.
• a. Brachial
• b. Median
• c. Radial
• d. Ulnar

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Motor Activity and Reflex Arcs100 Question

• All are levels of complex motor activity except
• a. segmental.
• b. projection.
• c. reflex.
• d. precommand.

ANSWER
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Motor Activity and Reflex Arcs 100 Answer

• All are levels of complex motor activity except
• a. segmental.
• b. projection.
• c. reflex.
• d. precommand.

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Motor Activity and Reflex Arcs 200 Question

• A reflex that results from practice is a(n)
  ______ reflex.
• a. intrinsic
• b. acquired
• c. autonomic
• d. skilled

ANSWER
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Motor Activity and Reflex Arcs 200 Answer

• A reflex that results from practice is a(n)
  ______ reflex.
• a. intrinsic
• b. acquired
• c. autonomic
• d. skilled

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Motor Activity and Reflex Arcs 300 Question

• These two brain areas, along with the cerebral
  cortex, are the precommand areas.
• a. Spinal cord and midbrain
• b. Midbrain and basal nuclei
• c. Basal nuclei and cerebellum
• d. Cerebellum and spinal cord

ANSWER
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Motor Activity and Reflex Arcs 300 Answer

• These two brain areas, along with the cerebral
  cortex, are the precommand areas.
• a. Spinal cord and midbrain
• b. Midbrain and basal nuclei
• c. Basal nuclei and cerebellum
• d. Cerebellum and spinal cord

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Motor Activity and Reflex Arcs 400 Question

• Central pattern generators are involved in which
  type of movement?
• a. Rhythmic
• b. Reflex
• c. Skilled
• d. Postural

ANSWER
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Motor Activity and Reflex Arcs 400 Answer

• Central pattern generators are involved in which
  type of movement?
• a. Rhythmic
• b. Reflex
• c. Skilled
• d. Postural

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Motor Activity and Reflex Arcs 500 Question

• All of the following are true of somatic reflexes
  except
• a. they may be monosynaptic or polysynaptic.
• b. both motor and sensory neurons are part of the
  reflex arc.
• c. the CNS is not part of the reflex
• arc.
• d. a receptor is necessary.

ANSWER
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Motor Activity and Reflex Arcs 500 Answer

• All of the following are true of somatic reflexes
  except
• a. they may be monosynaptic or polysynaptic.
• b. Both motor and sensory neurons are part of the
  reflex arc.
• c. the CNS is not a part of the reflex
• arc.
• d. a receptor is necessary.

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Spinal Reflexes100 Question

• Which of the following is a superficial reflex?
• a. Stretch
• b. Flexor
• c. Plantar
• d. Golgi tendon

ANSWER
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Spinal Reflexes 100 Answer

• Which of the following is a superficial reflex?
• a. Stretch
• b. Flexor
• c. Plantar
• d. Golgi tendon

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Spinal Reflexes 200 Question

• The receptors for the stretch reflex are the
  _________.
• a. pain receptors
• b. muscle spindles
• c. tendon organs
• d. touch receptors

ANSWER
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Spinal Reflexes 200 Answer

• The receptors for the stretch reflex are the
  _________.
• a. pain receptors
• b. muscle spindles
• c. tendon organs
• d. touch receptors

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Spinal Reflexes 300 Question

• The reflex that causes a muscle to relax due to
  an increase in muscle tension is the
  ________________.
• a. stretch reflex
• b. plantar reflex
• c. Golgi tendon reflex
• d. crossed-extensor reflex

ANSWER
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47
Spinal Reflexes 300 Answer

• The reflex that causes a muscle to relax due to
  an increase in muscle tension is the
  ________________.
• a. stretch reflex
• b. plantar reflex
• c. Golgi tendon reflex
• d. crossed-extensor reflex

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48
Spinal Reflexes 400 Question

• When a reflex occurs on the same side of the body
  as the stimulus, it is classified as ________.
• a. monosynaptic
• b. contralateral
• c. ipsilateral
• d. reciprocal

ANSWER
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Spinal Reflexes 400 Answer

• When a reflex occurs on the same side of the body
  as the stimulus it is classified as ________.
• a. monosynaptic
• b. contralateral
• c. ipsilateral
• d. reciprocal

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Spinal Reflexes 500 Question

• Antagonistic muscles are inhibited during
  reflexes. This is known as _________.
• a. reciprocal inhibition
• b. ipsilateral inhibition
• c. Babinskis sign
• d. reciprocal activation

ANSWER
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Spinal Reflexes 500 Answer

• Antagonistic muscles are inhibited during
  reflexes. This is known as _________.
• a. reciprocal inhibition
• b. ipsilateral inhibition
• c. Babinskis sign
• d. reciprocal activation

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FINAL ROUND Question

• The area of skin innervated by a single spinal
  nerve is called a(n) __________.
• a. nerve division
• b. segment level
• c. integument segment
• d. dermatome

ANSWER
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FINAL ROUND Answer

• The area of skin innervated by a single spinal
  nerve is called a(n) __________.
• a. nerve division
• b. segment level
• c. integument segment
• d. dermatome

BACK TO GAME