题目内容

Monocytes are:单核细胞是:

A. phagocytic formed elements that are similar to free macrophages in tissues.
B. white blood cells that are found in glands.
C. formed elements that promote inflammation.
D. responsible for the transportation of gases.
E. responsible for sealing damaged or leaking vessels.

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A red blood cell:红细胞:

A. is a fragment of precursor cells.
B. is multinucleated.
C. contains granules in their cytoplasm.
D. lacks a nucleus.
E. can move into tissue spaces from intact blood vessels.

Platelets are responsible for:血小板负责:

A. initiating a blood clot.
B. fighting infection.
C. producing an allergic reaction.
D. transporting carbon dioxide.
E. releasing histamine.

The extracellular matrix (ECM) of blood is referred to as:血液的细胞外基质(ECM)称为:

A. plasma.
B. water.
C. fibrin.
D. platelet.

Which is the following function of white blood cells?白细胞的以下功能是什么?

A. Fight infection.
B. Clot blood.
C. Release insulin.
D. Transport oxygen.
E. Transport carbon dioxide.

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