NEU 311L exam 2 Questions with Answers (100%
Correct Answers)
What does GFP do? (dros) Answer: Converts a blue photon of light to a
green photon of light.
Which statement regarding this exercise is TRUE? (dros) Answer: We
will be working with four types of flies. One line expresses channel
rhodopsin in all glutamate neurons, including those which innervate
the abdominal muscles. Another line expresses GFP in all glutamate
neurons, including those which innervate the abdominal muscles.
Another line expresses channel rhodopsin in all glutamate neurons,
including those which innervate the abdominal muscles and GFP in the
muscles. The last line is a wildtype line of flies.
The muscles that we are recording from are located on which surface
of the animal? (dros) Answer: Ventral
In this exercise, what will you directly be recording with the electrode?
(dros) Answer: Excitatory post-synaptic potentials in a muscle
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, 2
What is the effect of shining blue light on a fly larva the expresses
channel rhodopsin in glutamate neurons? Answer: The larva stops
moving and its body contracts.
The occipital lobe is ___________ to the parietal lobe Answer:
caudal/posterior
The pons is _______ to the medulla Answer: rostral/anterior
The optic chiasm is ______ to the uncus Answer: medial
The hippocampal gyrus is ______ to the mammillary bodies Answer:
lateral
The optic nerve is _______ to the primary motor cortex Answer: ventral
The frontal lobe is ________ to the olfactory bulbs Answer: dorsal
Which brain areas are arranged like a homunculus? Which areas of the
body are most sensitive? Answer: Primary motor cortex and primary
somatosensory cortex. Face, hands/fingers
Symptoms of multiple sclerosis Answer: visual problems, balance
problems, fine motor coordination problems
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