Praxis SLP Neuroscience: Neuron Structure,
Function, and Neurotransmitter Roles
Frequently Tested Exam Questions With
Verified Multiple Choice and Conceptual
Actual 100% Correct Detailed Answers
Guaranteed Pass!!Current Update!!
1. What is the primary function of a neuron?
A. Store calcium and potassium
B. Transmit electrical and chemical signals
C. Produce hormones
D. Regulate body temperature
2. What is the role of dendrites in a neuron?
A. Store neurotransmitters
B. Receive messages from other neurons and conduct impulses toward the cell
body
C. Transmit impulses away from the neuron
D. Protect the axon
3. The soma (cell body) of a neuron primarily:
A. Produces neurotransmitters
B. Receives sensory input
C. Contains the nucleus and processes incoming information
D. Sends messages to muscles
, 4. Which part of the neuron carries messages away from the cell body?
A. Axon
B. Dendrite
C. Synapse
D. Myelin sheath
5. The myelin sheath’s main function is to:
A. Slow electrical transmission
B. Insulate the axon and speed neural impulses
C. Store neurotransmitters
D. Produce synaptic vesicles
6. Degeneration of the myelin sheath leads to which disorder?
A. Parkinson’s disease
B. Multiple sclerosis
C. Epilepsy
D. Alzheimer’s disease
7. What is the function of terminal buttons (axon terminals)?
A. Generate electrical impulses
B. Release neurotransmitters into the synaptic gap
C. Protect the neuron from toxins
D. Store calcium ions
8. The synapse is best described as:
A. The space between neurons where neurotransmitters are released
B. The fatty tissue around the axon
C. A sensory receptor site
D. The nucleus of the neuron
Function, and Neurotransmitter Roles
Frequently Tested Exam Questions With
Verified Multiple Choice and Conceptual
Actual 100% Correct Detailed Answers
Guaranteed Pass!!Current Update!!
1. What is the primary function of a neuron?
A. Store calcium and potassium
B. Transmit electrical and chemical signals
C. Produce hormones
D. Regulate body temperature
2. What is the role of dendrites in a neuron?
A. Store neurotransmitters
B. Receive messages from other neurons and conduct impulses toward the cell
body
C. Transmit impulses away from the neuron
D. Protect the axon
3. The soma (cell body) of a neuron primarily:
A. Produces neurotransmitters
B. Receives sensory input
C. Contains the nucleus and processes incoming information
D. Sends messages to muscles
, 4. Which part of the neuron carries messages away from the cell body?
A. Axon
B. Dendrite
C. Synapse
D. Myelin sheath
5. The myelin sheath’s main function is to:
A. Slow electrical transmission
B. Insulate the axon and speed neural impulses
C. Store neurotransmitters
D. Produce synaptic vesicles
6. Degeneration of the myelin sheath leads to which disorder?
A. Parkinson’s disease
B. Multiple sclerosis
C. Epilepsy
D. Alzheimer’s disease
7. What is the function of terminal buttons (axon terminals)?
A. Generate electrical impulses
B. Release neurotransmitters into the synaptic gap
C. Protect the neuron from toxins
D. Store calcium ions
8. The synapse is best described as:
A. The space between neurons where neurotransmitters are released
B. The fatty tissue around the axon
C. A sensory receptor site
D. The nucleus of the neuron
