Synapses

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Questions Bank

Nerve Cells and Nerve Impulses
Synapses
Anatomy and Research Methods
Genetics, Evolution, Development, and Plasticity
Vision
Other Sensory Systems
Movement
Wakefulness and Sleep
Internal Regulation
Reproductive Behaviors
Emotional Behaviors
Learning, Memory, and Intelligence
Cognitive Functions
Psychological Disorders

All Questions

Question 1

Free

True/False

Transmission of information between neurons occurs in the same way as transmission along an axon.

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True

False

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Question 2

Free

True/False

A reflex arc contains specialized motor neurons that detect and execute the reflex.

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True

False

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Question 3

Free

True/False

At synapses, the cell that receives the message is called the presynaptic neuron.

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True

False

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Question 4

Free

True/False

Neurons communicate with both electrical and chemical signals. Scientists have shown that chemical communication is the preferred form as it is faster.

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True

False

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Question 5

Free

True/False

The amount of temporal summation depends on the rate of stimulation.

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True

False

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Question 6

True/False

Spatial summation is the result of synaptic inputs from different locations arriving at the same time.

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Question 7

True/False

Inhibitory synapses actively suppress excitatory responses.

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False

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Question 8

True/False

Nitric oxide (NO) can function as a hormone.

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Question 9

True/False

Dr. Lattimer studies how the neurotransmitter dopamine is synthesized from tryptophan from the diet.

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True

False

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Question 10

True/False

Most of the known neurotransmitters are synthesized from amino acids.

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True

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Question 11

True/False

Professor Wick is teaching about neurotransmitter release and told his class that each neuron releases one kind of hormone.

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True

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Question 12

True/False

Generally speaking, a neuron will release a greater number of neurotransmitters than what it will respond to with its own receptors.

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True

False

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Question 13

True/False

Whether or not a neurotransmitter is excitatory depends on the response of the postsynaptic receptor.

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Question 14

True/False

Most of the brain's excitatory ionotropic synapses use the neurotransmitter glutamate.

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True

False

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Question 15

True/False

Metabotropic synapses use a large variety of transmitters.

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Question 16

Multiple Choice

Charles S. Sherrington was the first to infer the properties of ____ .

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synapses

the refractory period

the sodium-potassium pump

dendrites and axons

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Question 17

Multiple Choice

Sherrington studied ____ , which are automatic muscular responses to stimuli.

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instincts

reflexes

inhibitions

aversions

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Question 18

Multiple Choice

Winnifred is in the lab drawing illustrations of neurons in her lab notebook. She labeled the specialized area between two neurons as the _____ .

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synapse

axon hillock

node of Ranvier

vesicle

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Question 19

Multiple Choice

On the basis of what evidence were the properties of synapses first inferred?

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The electron microscope

Single-neuron recordings

Behavioral observations

PET scans

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Question 20

Multiple Choice

The circuit from sensory neuron to muscle response is called ____ .

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a reflex arc

a synapse

flexion

extension

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