Questions

Question 1

Only sensory neurons are found in a reflex arc.

1. True
2. False

Question 2

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

1. True
2. False

Question 3

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

1. True
2. False

Question 4

Electrical communication between neurons is faster than chemical communication within neurons.

1. True
2. False

Question 5

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

1. True
2. False

Question 6

Most of the known neurotransmitters are synthesized from amino acids.​

1. True
2. False

Question 7

Inhibitory synapses actively suppress excitatory responses.​

1. True
2. False

Question 8

Neurotransmitter levels in the brain can be affected by changes in diet.​

1. True
2. False

Question 9

Gases can be used as neurotransmitters.​

1. True
2. False

Question 10

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

1. True
2. False

Question 11

Most neurons release more than one kind of neurotransmitter.​

1. True
2. False

Question 12

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

1. True
2. False

Question 13

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

1. True
2. False

Question 14

Metabotropic synapses use a large variety of transmitters.​

1. True
2. False

Question 15

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

1. True
2. False

Answers

Question 1

B

Question 2

A

Question 3

B

Question 4

A

Question 5

B

Question 6

A

Question 7

B

Question 8

A

Question 9

A

Question 10

A

Question 11

A

Question 12

A

Question 13

B

Question 14

A

Question 15

A