Nervous System

Created March 2020, Offline version here
Video by Paul Anderson, also on his website Bozeman Science.


1
1
Fill in the blanks. If a membrane potential is negative, this means more positive charge is ____________ than ____________ the cell.
2
1
At resting membrane potential, what is the charge inside the neuron?
3
1
Fill in the blank. The separation of positive and negative charges across a membrane creates a _____________ across the membrane.
4
1
Fill in the blanks. At rest, the neuron has more ___________ outside the cell and more ___________ inside the cell.
5
1
What are the molecules that are released into the synapse called?
6
1
What is the resting membrane potential of a neuron?
7
1
At the threshold potential, which channels open to initiate an action potential?
8
1
What is the threshold potential of a neuron?
9
1
Fill in the blank. Excitatory neurotransmitters ____________ the potential of the postsynaptic neuron.
10
1
Fill in the blank. The basic unit of the nervous system is the ___________.
11
1
Fill in the blank. The message of a neuron is the _______________.
12
1
Fill in the blanks. Pain is received by the brain as a series of _____________. The more of these the brain receives, the ___________ pain the brain perceives.
13
1
Fill in the blanks. Depolarization hops along the __________ at the __________ to the __________.
14
1
Which channels open in order to initiate the falling phase of the action potential?
15
1
What is responsible for reestablishing the resting membrane potential after the neuron has fired?
16
1
Which channels open to release neurotransmitters into the synapse?
17
1
What type of neurotransmitter is GABA?
18
1
What are the gaps along the axon that contain the ion channels responsible for depolarizing the cell called?
19
1
Fill in the blank. If the neuron stimulus causes depolarization that does not hit the threshold, this is called a _____________.
20
1
What do neurotransmitters bind to?
21
1
Which hemisphere(s) of the brain contain(s) the area responsible for speech?