Understanding Brain Structure and Multiple Sclerosis

Understanding Brain Structure and Multiple Sclerosis

Assessment

Interactive Video

Biology

9th - 10th Grade

Practice Problem

Hard

Created by

Nancy Jackson

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What gives the gray matter its characteristic color?

The presence of myelin

The cell membrane of dendrites and cell bodies

The presence of cerebrospinal fluid

The high density of blood vessels

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which part of the neuron is primarily responsible for the white matter's color?

Myelin

Axon

Cell body

Dendrites

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In multiple sclerosis, what is the primary reason for the degradation of myelin?

Lack of nutrients

Genetic mutations

Immune system attacks

Environmental toxins

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does the immune system typically enter the brain?

Through the cerebrospinal fluid

Directly through the skull

Via the blood vessels

Through the lymphatic system

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary function of the blood-brain barrier?

To regulate brain temperature

To facilitate nutrient exchange

To prevent harmful substances from entering the brain

To support brain structure

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What role do cytokines play in multiple sclerosis?

They repair damaged myelin

They protect neurons from damage

They promote the degradation of the blood-brain barrier

They strengthen the immune response

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which cells are responsible for producing antibodies against myelin in multiple sclerosis?

B cells

T cells

Neurons

Macrophages

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