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April Iris De Guzman
Physiology Week 11: Lymphatic and Immune Systems
Question | Answer |
---|---|
True or False: The functions of the lymph nodes are defense and hematopoiesis. | True |
Adaptive immunity, part of the body’s third line of defense, is orchestrated by two different classes of a type of white blood cell called the | lymphocyte |
The ingestion and destruction of microorganisms or other small particles is called | phagocytosis |
True or False: The lymphatic system serves various functions in the body. The two most important functions of this system are waste removal and gas exchange. | False |
The movement of phagocytes from blood vessels to an inflammation site is called | diapedesis |
Lymphatics in the villi of the small intestines are called | lacteals |
Molecules formed by the reactions of the complement cascade assemble themselves on the enemy cell’s surface, which results in | cytolysis |
Which of the following is a powerful poison that acts directly on any cell and quickly kills it? | lymphotoxin |
The primary organ of the lymphatic system is the | thymus |
Lymphocytes that kill many types of tumor cells and cells infected by different kinds of viruses are known as | natural killer cells |