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Neuro Test Wk 1+2 (TEST 1)

Total questions: 42

Worksheet time: 22mins

Name
Class
Date
1.

The principal part of the neuron for receiving information

a)

Soma

b)

Axon

c)

Dendrites

d)

Axon Hillock

e)

Nissan Bodies

2.

White matter appears white because of?

a)

Dendrites

b)

Myelin

c)

Nucleus

d)

Neurotransmitters

e)

Astrocytes

3.

Nerves or peripheral nerves are bundles of ______.

a)

Axons

b)

Fibers

c)

Dendrites

d)

Myelin

4.

Dendrites are found in gray matter

a)

True

b)

False

5.

Based on function, there are three types of neurons. What are they?

a)

Motor

b)

Sensory

c)

Neurotransmitters

d)

Interneurons

6.

Synaptic vesicles are most commonly located in the post synaptic density

a)

True

b)

False

7.

A resting neuron is negative on the inside, this voltage is maintaned by which of the following?

a)

By storing calcium intracellularly

b)

By pumping sodium in

c)

Keeping sodium on the outside

d)

By keeping potassium on the outside

e)

Opening all channels in the neurons membrane

8.

Axons can form multiple synapses by splitting into smaller processes called ______.

a)

Spines

b)

Boutons

c)

Clefts

d)

Teledondria

e)

Dendrites

9.

The axons going to your deltoid would be?

a)

Sensory nerve

b)

Motor nerve

c)

Motor tract

d)

Receptor

e)

Interneurons

10.

Excitatory neurotransmitters after being released at a synapse _____ of/ the adjacent neuron.

a)

Cause calcium to be released

b)

Depolarize

c)

Activate the initial segment

d)

Close sodium channels

e)

Hyperpolarize

11.

Voltage gated sodium channels are found in high density within the membrane of ______.

a)

Dendrites

b)

Axon hillock

c)

Presynpatic terminal

d)

Vesicles

12.

Cranial nerves are classified as part of the _______.

a)

CNS

b)

PNS

c)

Both

13.

Sensory receptors such as the neural retina are classified as?

a)

CNS

b)

PNS

c)

Both

14.

Synaptic vesicles are located where in a neuron?

a)

Postsynaptic membrane

b)

Teledondria

c)

Axon terminal

d)

Dendritic spines

e)

Throughout the neuron

15.

Nissle bodies or Nissl substance consist of?

a)

Rough ER

b)

Soma

c)

Smooth ER

d)

Dendrites

16.

Axons can form multiple synapses by splitting into smaller processes called?

a)

Dendrites

b)

Boutons

c)

Teledondria

d)

Spines

e)

clefts

17.

Synaptic vesicles are located where in a neuron?

a)

Soma

b)

Axon terminal

c)

Postsynaptic membrane

d)

Teledondria

e)

Throughout the neuron

18.

The gap between two adjacent myelin segments along an axon is called __________.

a)

hillock

b)

Node

c)

Sheath

d)

Vesicle

19.

What is involved in forming CSF?

a)

Oligodendrocytes

b)

Ependymal cells

c)

Schwann cells

d)

Astrocytes

e)

Microglia

20.

In the CNS there are the most of these type of neuraglia?

a)

Ependymal cells

b)

Neurons

c)

Oligodendrocyte

d)

Astrocytes

e)

Schwann cells

21.

Astrocytes are described as having the morphology of a starburst, the many extensions from their cell body are called?

a)

Axons

b)

Dendrites

c)

Processes

d)

Internodes

22.

Oligodendrocytes differ from Schwann cells in that __________.

a)

Oligodendrocytes are composed primarily of fat, whereas Schwann cells are composed primarily of protein

b)

Oligodendrocyte serve as axon insulators, whereas Schwann cells act as conductors of current flow

c)

Each Oligodendrocyte forms multiple myelin sheaths, whereas each Schwann cell forms only one myelin sheath

d)

Oligodendrocytes occur in the PNS, whereas Schwann cells occur in the CNS

23.

T/F: Myelination of an axon decreases the speed of transmission of information

a)

True

b)

False

24.

Which of the following glial cell types is believed to be functionally related to marcophages?

a)

Oligodendrocytes

b)

Astrocytes

c)

Microglia

d)

Nuerons

e)

Schwann cells

25.

Neuroglia retain the ability to divide

a)

True

b)

False

26.

Some synapses use the neurotransmitter glutamate, this excites adjacent neurons.

Prolonged exposure to glutamate causes excitotoxicity, which cells can help prevent this?

a)

Astrocytes

b)

Oligodendrocytes

c)

Capillaries

d)

Schwann Cells

e)

Microglia

27.

A patient with multiple sclerosis a demyelinating disorder, is losing myelin in her thalamus and cerebellum, which cells are being affected?

a)

Meningeal cells

b)

Schwann cells

c)

Oligodendrocytes

d)

Choroid plexus

e)

Endothelial cells

28.

Oligodendrocytes would be found myelinating the femoral nerve?

a)

True

b)

False

29.

Neurons that brings sensory information into the spinal cord are structural classified as?

a)

Multipolar

b)

Bipolar

c)

Anabolic

d)

Pseudounipolar

30.

If protein starts to accumulate in the brain, this could be due to a loss of function of?

a)

Microglia

b)

Schwann cells

c)

Synaptic vesicles

d)

Oligodendrocytes

e)

Dendrites

31.

Involved in creating the blood brain barrier

a)

Oligodendrocytes

b)

Schwann cells

c)

Ependymal cells

d)

Astrocytes

32.

These neuroglia would be found located within dorsal root ganglia?

a)

Satellite cells

b)

Astrocytes

c)

Microglia

d)

Neurons

33.

Cerebellar Purkinje cells (neurons) are classified as?

a)

Mulitpolar

b)

Unipolar

c)

Pseudounipolar

d)

Axons

34.

The extracellular composition of important ions is maintained in part by?

a)

Astrocytes

b)

Microglia

c)

Nodes

d)

White matter

35.

Neuroglia retain the ability to divide?

a)

True

b)

False

36.

A cross section through the spinal cord in stained for glial markers, select the glia that were identified.

a)

Astrocytes

b)

Microglia

c)

Oligodendrocytes

d)

Ependymal cells

e)

Satelite cells

37.

Some ependymal cells have long processes that appear to project to and interact with neurons in the hypothalamus, these are called _____.

a)

Macrophages

b)

Tanocytes

c)

Pinealocytes

d)

Ganglia

e)

Choroid plexus

38.

A classification of a neuron that is characterized by having dendrites in the PNS, a soma in the PNS and an axon terminal in the CNS?

a)

Pseudounipolar

b)

Biopolar

c)

Mulitpolar

d)

Interneuron

39.

Which of the following glial cell is able to move among neurons?

a)

Astrocytes

b)

Microglia

c)

Satellite cells

d)

Schwann cells

40.

These neuroglia would be found located within dorsal root ganglia

a)

Satellite cells

b)

Oligodendrocytes

c)

Teledondria

d)

Astrocyte

41.

This type of glial cell aids in the transfer of energy producing molecules from the blood stream to the neuron?

a)

Astrocytes

b)

Oligodendrocytes

c)

Schwann Cells

d)

Ependymal cells

42.

involved in the BBB

a)

Astrocytes

b)

Schwa cells

c)

Neurons

d)

Ependymal cells