Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
20 Cards in this Set
- Front
- Back
|
Suppose a virus damaged only the dorsal roots of the spinal cord, but not the ventral roots. What would happen to the sensory and motor abilities of the affected area? |
loss of sensation, but preserved motor control |
|
|
Functionally, cranial nerves carry which kind of information? |
motory and sensory |
|
|
The nuclei for cranial nerves I through IV are located in the: |
midbrain and forebrain |
|
|
Vision is to _____ as hearing is to _____. |
cranial nerve II; cranial nerve VIII |
|
|
The raphe system sends axons to the: |
forebrain |
|
|
Proliferation is the: |
production of new cells |
|
|
What kind of cells proliferate after a stroke? |
glial cells |
|
|
Ischemia and hemorrhage kill neurons by: |
overstimulating neurons |
|
|
A damaged axon: |
can grow back under certain circumstances |
|
|
After damage to the connections to the left hippocampus from the left entorhinal cortex, sprouts develop from the: |
right entorhinal cortex |
|
|
If supersensitivity takes place, what can one expect to find regarding the number of receptors? |
an increased number in the postsynaptic cell |
|
|
The chemical technique used by researchers to map out the connections between neurons is known as: |
histochemistry |
|
|
Which of the following is NOT a factor in color vision deficiency? |
elongated shape of the eye |
|
|
The enhancement of contrast at the edge of an object is the result of: |
lateral inhibition in the retina |
|
|
Horizontal cells receive their input from ____; they send output to ____. |
rods and cones; bipolar cells |
|
|
If light shines in the receptive field of a bipolar cell of the visual system, what effect will it have on the activity of that cell? |
It may excite or inhibit the cell. |
|
|
The primary visual cortex is also known as the: |
striate cortex |
|
|
Once within the cerebral cortex, the parvocellular pathway continues as a pathway sensitive to: |
details of shape |
|
|
In the visual system of the mammalian cerebral cortex, the dorsal stream is specialized for detecting ____, and the ventral stream is specialized for detecting ____. |
location/shape |
|
|
An inability to recognize objects despite otherwise satisfactory vision is called: |
visual agnosia |
