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1. This is a bundle of nerve
axons found in the
peripheral nervous
system.
2. This part of the au- sympathetic nervous system
tonomic system ac-
celerates the heart
beat and increases
breathing rate.
3. The ventral root of a motor (efferent)
nerve contains what
type of neurons?
4. This part of a neu- denderites
ron conducts nerve
impulses towards
the cell body.
5. A neuron going to A. Central nervous system
the bicep of the fore- B. Peripheral nervous system
arm is part of the: C. Autonomic system
D. Somatic system
E. A&C
Correct! F. B&D
6. The neuron pic- A) Bipolar
tured, below, is best B) Correct! Multipolar
described as: C) Unipolar
D) Pseudounipolar
7.
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, Portage Learning Anatomy & Physiology 2: Module 1 Exam
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True or false: Neu- True
rons do not physi- Neurons do not physically touch. They are separated
cally touch one an- by synapses.
other.
8. Describe the syn- The neuron cell body manufactures neurotransmitters,
thesis and stor- which are stored in secretory vesicles at the end of
age of neurotrans- axon terminals.
mitters.
9. An afferent neuron A) From the central to the peripheral nervous system
carries information: B) Correct Answer From the peripheral to the central
nervous system
C) Within the central nervous system
D) Within the peripheral nervous system
10. A presynaptic neu- A) Correct Answer Before the synapse
ron would be found: B) After the synapse
C) Inside the synapse
D) Only in the peripheral nervous system
11. What is the loca- Location: Peripheral nervous system (PNS)
tion and function of Function: Regulation of environment of neuron cell
Satellite cells? bodies
12. A patient's spinal No; Only peripheral system axons are capable of re-
cord was severed generation. The spinal cord is in the central nervous
in a car accident. system.
Would the patient be
expected to regrow
axons in their spinal
cord? Why or why
not?
13. Name and describe Afterpolarization (Hyperpolarization) Potassium gates
what is occurring are slow to close and there is an undershoot of the
in the neuron cell potential.
membrane in sec- The charge drops below -70mV and then returns to
tion 4 of the di- -70mV once at resting state again.
agram. Include the
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