MCQ H.7. - BasicPhysiology.org

MCQ

H.7. Blood Circulation and Glymphatic System

MCQ H.7.

Blood Circulation and Glymphatic System

1 / 4

The blood brain barrier is caused by:

The lack of lymphatic vessels

The presence of lymphatic vessels

The lack of tight junctions in the capillaries

The presence of tight junctions in the capillaries

2 / 4

Which substance can be transported through the brain capillaries to the brain tissue?

Oxygen, carbon dioxide and fat-soluble molecules

Only oxygen and carbon dioxide

Oxygen, carbon dioxide and non-fat soluble molecules

Oxygen, carbon dioxide, sodium and potassium ions

3 / 4

Is there a lymphatic system in the brain?

No, there is no lymphatic system as in other tissues

Yes, there is a lymphatic system as in other tissues

Yes, but it is different from that in other tissues

No, it is not different from that in other tissues

4 / 4

Why is the lymphatic system in the brain called the glymphatic system?

Because the lymphatic system in the brain is concentrated in the arachnoid space

Because glia cells play an essential role in the removal of waste products

Because glia cells are connected with a ‘foot’ to the capillary membranes

Because glia cells are also called astrocytes.

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