Quiz 2 SG

Question 1

Lesions at cervical vertebrae will result in _______ impairment due to __________ issues. Spinal cord lesions cause damage at level of injury and ________. Above C-3,4,and 5, ________ may occur.

Answer 1

Lesions at cervical vertebrae will result in speech impairment due to respiration issues. Spinal cord lesions cause damage at level of injury and below. Above C-3,4,and 5, death may occur.

Question 2

MENINGEAL LAYERS

Dura mater (tough mother) - _________ layer

Arachnoid - ________ layer

Pia mater - ___________ layer

Answer 2

MENINGEAL LAYERS

Dura mater (tough mother) - outermost layer

Arachnoid - middle layer

Pia mater - innermost layer

Question 3

ARTERIES THAT MAKE UP CIRCLE OF WILLIS
anastomosis of two internal ________ w/two _________ arteries.

__________ communicating

anterior _________

internal carotid

posterior communicating

__________ cerebral

__________ arteries

Answer 3

ARTERIES THAT MAKE UP CIRCLE OF WILLIS
anastomosis of two internal carotid w/two vertebral arteries.

anterior communicating

anterior cerebral

internal carotid

posterior communicating

posterior cerebral

basilar arteries

Question 4

Embryotic brain development is most vunerable to __________ between __ and ___ weeks, and especially during the __rd and __th weeks.

Answer 4

Embryotic brain development is most vunerable to teratogens between 3 and 16 weeks, and especially during the 3rd and 4th weeks.

Question 5

The area of the brain responsible for planning and control of motoric movements is the ________ lobe (PMC and Pre-MC), _______ area, and the primary speech motor association areas

Answer 5

The area of the brain responsible for planning and control of motoric movements is the frontal lobe (PMC and Pre-MC), broca’s area, and the primary speech motor association area

Question 6

Lesions to frontal lobe result in:

internal ________
difficulty with ________ shifts
ideational ___________

rigidity

reduced ______ awareness

broca’s aphasia

_________ thinking

Answer 6

Lesions to frontal lobe result in:

internal agnosia
difficulty with mental shifts
ideational perseveration

rigidity

reduced self awareness

broca’s aphasia

concrete thinking

Question 7

Lesions in temporal lobe result in:
__________ aphasia (superior temporal gyrus)

left side lesion = impaired __________ related functions

Occipital:

_______ spots

visual _________

blindness

Parietal (Left):

__________ deficits

disorders of __________

Parietal (Right):

__________ neglect (left neglect)

Parietal (Inferior):

________/________ deficits

Answer 7

Lesions in temporal lobe result in:
Wernike’s aphasia (superior temporal gyrus)

left side lesion = impaired hearing related functions

Occipital:

blind spots

visual agnosias

blindness

Parietal (Left):

visuospatial deficits

disorders of recognition

Parietal (Right):

contralateral neglect (left neglect)

Parietal (Inferior):

reading/writing deficits

Question 8

Boundaries of Wernicke’s area are the _________ gyrus, ___________ gyrus, and the _________ _________ gyrus

Answer 8

Boundaries of Wernicke’s area are the angular gyrus, supramarginal gyrus, and the superior temporal gyrus

Question 9

Neurons are classified as __polar, ___polar (sensory neuron), _____polar (motoneuron), and _________ cells

Answer 9

Neurons are classified as bipolar, unipolar (sensory neuron), multipolar (motoneuron), and pyrimidal cells

Question 10

The difference in potential across a cell membrane is approx. -__mV. At ________ potential the cell is not _______ or responding to outside influences.

Answer 10

The difference in potential across a cell membrane is approx. -70mV. At resting potential the cell is not firing or responding to outside influences.

Question 11

The action potential beings at the ______ _______ and finsihes at the ________ ________

Answer 11

The action potential beings at the axon hillock and finsihes at the terminal bouton

Question 12

A _______ _________ may or may not initiate a series of depolarizations along the membrane. They are primarily generated by _________ input.

Answer 12

A graded potential may or may not initiate a series of depolarizations along the membrane. They are primarily generated by sensory input.

Question 13

Parkinson’s disease is caused by a deficiency in the neurotransmitter, __________

Answer 13

Parkinson’s disease is caused by a deficiency in the neurotransmitter, dopamine

Question 14

___________ is the creation for limitless pathways for potential neuronal activity

____________ is individual neurons receiving multiple signals from other larger groups of neurons

Answer 14

Divergence is the creation for limitless pathways for potential neuronal activity

Convergence is individual neurons receiving multiple signals from other larger groups of neurons

Question 15

Primary neuronal _____ is the immediate ________ degeneration of ________ directly affected by anoxia, physical trauma, CVA, etc.

Answer 15

Primary neuronal loss is the immediate necrotic degeneration of neurons directly affected by anoxia, physical trauma, CVA, etc.

Question 16

__________ means from cell body to the axon terminal

__________ means up axon toward cell body

Answer 16

Anterograde means from cell body to the axon terminal

Retrograde means up axon toward cell body

Question 17

There is ___ evidence that connects delays in speech/language with delays in the development of ________

Answer 17

There is no evidence that connects delays in speech/language with delays in the development of myelin

Question 18

The structure that produces CSF is the ________ ________

Answer 18

The structure that produces CSF is the coroid plexus

Question 19

____________ is the abnormal build up of CSF in the brain

Answer 19

Hydrocephalus is the abnormal build up of CSF in the brain