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A&P Chapter 11.9-11.10

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

This type of neurotransmitter is the best understood, and is released at the neuromuscular junctions. It is degraded and broken down by acetylcholinesterase.

a)

GABA

b)

Catecholamines

c)

Dopamine

d)

Acetylcholine

2.

This class of neurotransmitters includes catecholamines and indolamines, such s dopamine, epinephrine, and neuroepinephrine

a)

Amino Acids

b)

Purines

c)

Biogenic Amines

d)

Peptides

3.

Neurotransmitters can have two main types of effects, including ______________ functions, where they active different regions of the body, and ________________ functions, where they act to block different bodily actions?

a)

Excitatory, Contraction

b)

Excitatory, Inhibition

c)

Inhibition, Excitatory

d)

None of the Above

4.

True or False: Neurotransmitters can have both direct and indirect effects throughout the body.

a)

True

b)

False

5.

What are chemical messenger released by the neuron which affects the strength of synaptic transmission?

a)

Neurotransmitters

b)

Axons

c)

Action Potentials

d)

Neuromodulators

6.

True or False: The first step in the neurotransmitter pathway, is the binding of a neurotransmitter to a receptor.

a)

True

b)

False

7.

After the neurotransmitter reaches the receptor, it will activate which of the following structures?

a)

G-Protein

b)

Enzyme

c)

2nd Messenger

d)

Ligand

8.

After the G-Protein is activated, it will trigger the activation of __________-?

a)

2nd Messenger

b)

Enzyme

c)

Receptor

d)

Ligand

9.

What is the scientific name for a group of neurons that will process and forward the "message" to other neurons?

a)

Axon

b)

Neuron Sheath

c)

Neuronal Pool

d)

Neuronal Group

10.

The zone of the neuronal pool that is closer to incoming fibers are more likely to generate an impulse is known as what?

a)

Discharge Zone

b)

Facilitated Zone

11.

This zone is on periphery of neuronal pools, which are farther away from incoming fiber; usually not excited to threshold unless stimulated by another source.

a)

Discharge Zone

b)

Facilitated Zone

12.

A diverging circuit is one where....

a)

The signal is spread to other neurons.

b)

The signal converges on a single neuron.

13.

A convergent neural circuit is....

a)

When neuron signals condense on a single neuron.

b)

When the neuron message is spread to other neurons.

14.

These are the building blocks that make up all of our proteins, but also include some members that act as neurotransmitters, including glutamate, aspartate, glycine, and GABA.

a)

Acetylcholines

b)

Indolamines

c)

Catecholamines

d)

Amino Acids

15.

This class of neurotransmitters act at the same receptors as THC (active ingredient in marijauna), and are involved in learning and memory.

a)

Acetylcholamines

b)

Endocannibinoids

c)

Indolamines

d)

Amino Acids

16.

These chemical messengers released by neuron do not directly cause electrical action potential signals, but instead affect the strength of transmission, including affecting the synthesis, release, degradation nor re-uptake of the neurotransmitter.

a)

Action Potentials

b)

Vesicles

c)

Neuromodulators

d)

Neurotransmitters

17.

What are rapid, automatic responses to stimuli?

a)

Reflexes

b)

Jolts

c)

Twitch

d)

Reactions

18.

True or False: If axons do not form a synapse with their target, they are triggered to undergo apoptosis (programmed cell death)?

a)

True

b)

False

19.

Which of the following the correct order of a reflex arc?

a)

Receptor, Sensory Neuron, Integration, Motor Neuron, Effector

b)

Receptor, Motor Neuron, Integration, Sensory Neuron, Effector

c)

Receptor, Sensory Neuron, Motor Neuron, Integration, Effector

d)

Effector, Sensory Neuron, Integration, Motor Neuron, Receptor

20.

What are the chemical messengers of the nervous system, and are released once an action potential travels down an axon and reaches the synaptic cleft of the axon terminal?

a)

Neurons

b)

Hormones

c)

Proteins

d)

Neurotransmitters