Primary Organs of the Immune System Include The

question 24

Multiple Choice

Primary organs of the immune system include the:

• A) thymus gland.
• B) spleen.
• C) liver.
• D) lymph nodes.

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Definitions:

Tissue Factor

A protein that plays an essential role in blood coagulation and the initiation of the clotting process.

Prothrombin

A protein present in blood plasma that is converted into active thrombin during coagulation, playing a key role in blood clotting.

Thrombin

A blood plasma enzyme that initiates blood clotting by converting fibrinogen into fibrin, crucial for stopping bleeding.

Blood Grouping

The classification of human blood based on the presence or absence of inherited antigenic substances on the surface of red blood cells.