Brain Test 3 Section 3
11 Questions
| Total Attempts: 23
Test review 3 section 3
Questions and Answers
- 1.Neurons in the brain that make only local connections
- 2._____________can alter activities in its target cells in muscles and glands.
- 3.The motor neuron is considered the
- A.
Presynaptic cell
- B.
Postsynaptic cell
- 4.the skeletal muscle is the
- A.
Presynaptic cell
- B.
Postsynaptic cell
- 5.Sodium potassium pump
- A.
Sodium ions into the cell, potassium ions out of the cell
- B.
Sodium ions out of the cell, potassium ions into the cell
- 6.________motor neuron exhibit a resting potential that is more negative than the "threshold" potential
- 7.Action potential moves along axons more rapidly in non-myelinated than in myelinated axons.
- A.
True
- B.
False
- 8.The opening of voltage-gated sodium channels
- 9.The observation that the acetylcholine release into the junction between a motor neuron and a skeletal muscle binds to a sodium channel and opens it is called a _____________sodium channel.
- 10.Major inhibitory neurotransmitter of the human brain
- 11.The botulinum toxin reduces the synaptic release of
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