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Intro SN + Receptors

Authored by Antonietta Fazio

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University

10 Questions

Used 3+ times

Intro SN + Receptors
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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which part of the neuron receives incoming signals from other cells?

Myelin sheath

Dendrites

Synaptic terminal

Axon

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of glial cell acts as the immune defense in the central nervous system?

Astrocyte

Oligodendrocyte

Microglia

Schwann cell

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which feature primarily distinguishes neurons from glial cells?

The presence of a nucleus

The ability to maintain ion homeostasis

The generation and propagation of action potentials

The presence of cytoplasmic processes

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following statements about myelination is true?

Myelination decreases conduction velocity by insulating axons

Schwann cells can myelinate multiple axons simultaneously

Myelin sheaths are continuous without interruptions

Schwann cells myelinate one segment of a single axon

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which region of the brain is primarily responsible for coordinating movement and maintaining balance?

Thalamus

Medulla oblongata

Cerebellum

Hippocampus

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of synapse is typically inhibitory in the CNS and often found on neuronal cell bodies or proximal dendrites?

Axo-dendritic

Axo-somatic

Axo-axonic

Dendro-dendritic

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of sensory receptor is encapsulated and specialized for detecting vibration and pressure in the skin?

Free nerve ending

Merkel cell

Ruffini ending

Pacinian corpuscle

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