Shaye Antal
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Quiz on Neurophysiology Lectures 1-3, created by Shaye Antal on 26/06/2019.

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Shaye Antal
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Neurophysiology Lectures 1-3

Question 1 of 39

1

In the division of the Peripheral nervous system, both Afferent and efferent contain voluntary and involuntary divisions. What is the correct division of the peripheral nervous system

Select one of the following:

  • Sensory/afferent contains visceral and somatic sensory division where Motor/efferent contains visceral (voluntary) and somatic/autonomic (involuntary) divisions

  • Sensory/efferent contains visceral and somatic sensory division where Motor/afferent contains visceral (voluntary) and somatic/autonomic (involuntary) divisions

  • Sensory/afferent contains visceral and somatic sensory division where Motor/efferent contains visceral/autonomic (voluntary) and somatic (involuntary) divisions

  • Sensory/afferent contains visceral and somatic sensory division where Motor/efferent contains visceral/autonomic (involuntary) and somatic (voluntary) divisions

  • Sensory/efferent contains visceral and somatic sensory division where Motor/afferent contains visceral/autonomic (involuntary) and somatic (voluntary) divisions

Explanation

Question 2 of 39

1

Injury to a Neuron will result in...

Select one of the following:

  • regeneration of the neuron

  • neuronal death and permanent change to the structure and function of the affected area

  • temporary change to the structure and functions of the affected areas

  • inability to form synaptic junctions

Explanation

Question 3 of 39

1

Which of the following is incorrect about the neuron composition?

Select one of the following:

  • The axon hillock is also termed the trigger zone and is where the action potential begins

  • The internodes enhance the speed of information transfer on neurons bigger than 1 micrometer in diameter

  • The node of ranvier is the gaps in the myelin sheath where an action potential takes place

  • The soma is the information receiving area of the cell membrane

  • the presynaptic terminal is located at the end of the axon and transmits information into the synaptic cleft

Explanation

Question 4 of 39

1

Which of the glia cells is a modified plasma membrane in the central nervous system?

Select one of the following:

  • Schwann cells

  • Oligodendrocytes

  • Astrocytes

  • Ependymal cells

  • microglial cells

Explanation

Question 5 of 39

1

When comparing Neuroglia cells to Neurons, which is an important factor of the Neuroglia cell

Select one of the following:

  • They have the capacity to divide

  • once they reach maturity they can regenerate but it is very difficult

  • injury to a neuroglia cell is permanent

  • They produce action potentials

  • they contain axons and dendrites

Explanation

Question 6 of 39

1

Which glia cell recruits astrocytes to damaged areas, and help destroy unnecessary synapses?

Select one of the following:

  • microglial cells

  • astrocytes

  • oligodendrocytes

  • ependymal cells

  • schwann cells

Explanation

Question 7 of 39

1

What is not a function of an astrocyte?

Select one of the following:

  • forms the outer and inner glial limiting membranes of the CNS

  • releases neurotrophic factors important for neuronal survival

  • helps elongate axons and dendrites

  • participates in the repair process following tissue injury

  • maintains a neurons working environment by controlling the concentration of important ions

  • provides metabolic support

  • helps with neuron communication

  • releases nitric oxide to prevent viral replication

Explanation

Question 8 of 39

1

Ependymal glial cells are involved in creating cerebrospinal fluid and are located...

Select one of the following:

  • the choroid plexus of all 4 ventricles

  • The choroid plexus in the 1st and 2nd ventricles of the medulla oblongata

  • The choroid plexus in the 4th ventricle of the pons

  • The choroid plexus in the 4th ventricle of the medulla oblongata

  • The choroid plexus in the 3rd ventricles of the medulla oblongata

  • The choroid plexus of the 3rd ventricle of the pons

Explanation

Question 9 of 39

1

What is the name of the glial cell in the peripheral nervous system

Select one of the following:

  • Neurolemmocyte

  • microglial cell

  • oligodendrocyte

  • ependymal cell

Explanation

Question 10 of 39

1

What is the action of Astrocytes on potassium channels?

Select one of the following:

  • astrocytes open potassium channels and allow for the repolarization of the neuron

  • astrocytes have no effect on potassium channels only sodium channels

  • astrocytes redirect where the potassium goes during depolarization by exchanging ions with neighboring cells

  • astrocytes direct potassium into the neuron to allow for depolarization of the neuron and block sodium channels from opening

Explanation

Question 11 of 39

1

What specific part of the nervous system provides information about body position, touch, pressure, pain, and temperature?

Select one of the following:

  • visceral sensory division of the PNS

  • Somatic sensory division of the PNS

  • Visceral motor division of the PNS

  • somatic motor division of the PNS

  • Visceral sensory division of the CNS

  • Somatic sensory division of the CNS

  • Visceral motor division of the CNS

  • somatic motor division of the CNS

Explanation

Question 12 of 39

1

What functional area of the brain is important for conscious experiences of sensation and initiation of voluntary movement?

Select one of the following:

  • Telencephalon

  • Cerebellum

  • Thalamus

  • Hypothalamus

  • Brainstem

Explanation

Question 13 of 39

1

The Cerebrum contains a right and left hemisphere that is composed of bilateral structures except for...

Select one of the following:

  • cerebral cortex

  • white matter

  • basal nuclei

  • corpus callosum

Explanation

Question 14 of 39

1

What functional area of the cerebral cortex is responsible for learning and intelligent behavior

Select one of the following:

  • Primary cortical sensory area

  • promoter frontal cortex

  • supplementary motor cortex

  • association areas

  • White matter

  • vestibular area

Explanation

Question 15 of 39

1

If an animal has damage to neurons located cranially to the decussation in the thalamus this would affect what side?

Select one of the following:

  • contralateral side

  • ipsilateral side

  • left side

  • right side

  • cranial side

  • caudal side

Explanation

Question 16 of 39

1

What portion of the brain contains a large amount of inhibitory output and helps suppress less appropriate competing patterns.

Select one of the following:

  • corpus callosum

  • cerebral cortex

  • telencephalon

  • Basal nuclei

  • Thalamus

  • hypothalamus

Explanation

Question 17 of 39

1

What happens if the cerebellum is damaged?

Select one of the following:

  • loss of spatial accuracy and smooth execution of movements and equilibrium

  • Parkinson's diseases

  • the inability for the left and right hemispheres t to communicate and work as a functional unit

  • inability to store memory

Explanation

Question 18 of 39

1

what is the name for the crossing over that occurs in the Thalamus?

Select one of the following:

  • Relaying nucleus

  • cerebral gateway

  • decussation

  • integration station

Explanation

Question 19 of 39

1

What are the borders of the limbic system

Select one of the following:

  • cerebellum, thalamus

  • cerebrum, cerebellum

  • Hypothalamus, thalamus

  • cerebrum, thalamus

Explanation

Question 20 of 39

1

What is not a coordinated function of the hypothalamus?

Select one of the following:

  • Heart rate

  • blood pressure

  • temperature

  • water balance

  • food intake

  • circadian rhythm

  • gonadal function

  • emotions

  • breathing

Explanation

Question 21 of 39

1

What portion of the brainstem provides a pathway for nerve fibers to relay sensory information between the cerebellum and the cerebral cortex

Select one of the following:

  • medulla oblongata

  • pons

  • midbrain

Explanation

Question 22 of 39

1

What is also called the Extrapyramidal tract?

Select one of the following:

  • cerebral cortex

  • pons

  • midbrain

  • brainstem UMN pathways

Explanation

Question 23 of 39

1

The dorsal root contains_____ neurons and the ventral root contains ______ neurons.

Select one of the following:

  • peripheral; central

  • pseudo-unipolar; sensory

  • sensory; motor

  • motor; sensory

  • sensory; pseudo-unipolar

  • central; peripheral

Explanation

Question 24 of 39

1

After entering the cord, the sensory signal will travel to higher levels of the cord and cause a reflex on the effector organ.

Select one of the following:

  • True
  • False

Explanation

Question 25 of 39

1

In the motor division of the Peripheral nervous system what type of nerve is the exception to a lower motor neuron.

Select one of the following:

  • Intermediate nerve

  • cranial nerve

  • spinal nerve

  • sensory nerve

  • post-ganglionic autonomic motor nerve

Explanation

Question 26 of 39

1

Which is not a type of sensory receptor?

Select one of the following:

  • neurons

  • free nerve endings

  • complex receptors

  • special senses receptors

  • specific ganglionic receptors

  • all of the above are types of sensory receptors

Explanation

Question 27 of 39

1

What type of sensory neuron synapses with the relay nucleus and undergoes the crossing over event.

Select one of the following:

  • Primary neurons found in the PNS

  • Secondary neurons found in the PNS

  • Tertiary neurons found in the PNS

  • Primary neurons found in the CNS

  • Secondary neurons found in the CNS

  • Tertiary neurons found in the CNS

Explanation

Question 28 of 39

1

Fill the blank space to complete the text.

Found in the CNS the order neurons conduct impulses from the thalamus to primary somatosensory cortex

Explanation

Question 29 of 39

1

___________ is a connective tissue layer that surrounds a bundle of nerve fibers called _______.

Select one of the following:

  • endoneurium; nerve fibers

  • endoneurium; peripheral nerves

  • perineurium; peripheral nerves

  • perineurium; fascicle

  • epineurium; nerve fibers

  • epineurium; peripheral nerves

Explanation

Question 30 of 39

1

A canine spinal cord has __ cervical, __ thoracic, __ lumbar, ___ sacral and about ___ caudal spinal nerves.

Select one of the following:

  • 8,13,8,5,5

  • 7,12,7,5,5,

  • 8,13,8,3,5

  • 8,13,7,3,5

  • 7,12,6,5,3

Explanation

Question 31 of 39

1

Spinal nerve C1 exits the vertebral canal via __________ where all others exit via ________.

Select one of the following:

  • intervertebral foramen; intervertebral foramen

  • lateral vertebral foramen; intervertebral foramen

  • medial vertebral foramen; intervertebral foramen

  • lateral vertebral foramen; medial vertebral foramen

  • medial vertebral foramen; lateral vertebral foramen

  • intervertebral foramen; lateral vertebral foramen

  • intervertebral foramen; medial vertebral foramen

Explanation

Question 32 of 39

1

The caudal intumescence innervates the____________________________.

Select one of the following:

  • cranial and proximal muscles of the limb

  • cranial and proximal muscles of the thorax

  • distal and caudal muscles of the limb

  • distal and cranial muscles of the limb

  • proximal and caudal muscles of the limb

Explanation

Question 33 of 39

1

Select all that apply (4): A spinal nerve is composed of:

Select one or more of the following:

  • sensory/dorsal root

  • motor/ventral root

  • main trunk

  • peripheral branches

  • motor/dorsal root

  • sensory/ventral root

Explanation

Question 34 of 39

1

Select from the dropdown lists to complete the text.

The sympathetic nervous system forms a sympathetic chain in the ( craniosacral, thoracolumbar ) region where the parasympathetic nervous system is located in the ( craniosacral, thoracolumbar ) region

Explanation

Question 35 of 39

1

Which of the cranial nerves are apart of the autonomic/parasympathetic system (4)?

Select one or more of the following:

  • oculomotor (3)

  • trochlear (4)

  • trigeminal (5)

  • abducens (6)

  • facial (7)

  • glossopharyngeal (9)

  • accessory (11)

  • vagus (10)

  • vestibulocochlear (8)

  • olfactory (1)

Explanation

Question 36 of 39

1

What nerves are associated with the dorsal roots? (2)

Select one or more of the following:

  • somatic sensory neurons

  • visceral sensory neurons

  • somatic motor neurons

  • visceral motor neurons

Explanation

Question 37 of 39

1

What are pyramids?

Select one of the following:

  • motor cortices that control voluntary and involuntary movements

  • a pair of descending motor tracts on the ventral medulla

  • neuron fibers that originate in the brainstem

  • sensory and motor fibers specific for posture and fine tone movement

Explanation

Question 38 of 39

1

Which primary cortical sensory area responds to sound?

Select one of the following:

  • somatosensory

  • visual

  • auditory

  • vestibular

  • olfactory

Explanation

Question 39 of 39

1

What types of fibers are located in the intermediate horn?

Select one of the following:

  • mixed sensory and motor

  • sensory only

  • motor only

  • somatosensory

  • autonomic

  • visceral sensory only

  • visceral motor only

Explanation

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