The Body's Defenses
18 Questions
| Attempts: 150
This test is all about body's defenses against disease-causing germs.
Questions and Answers
- 1.
The ________________ system is a network of vessels with tissues and organ that drain fluid from blood in the capillaries and filter it before returning it to the bloodstream.
Correct Answer
lymphatic - 2.
Fluid from the blood that goes to the spaces around the cells are called________ fluids.
Correct Answer
tissue - 3.
The tiny organs that are full of lymphocytes that lie along the route of lymph vessels are called _______ nodes.
Correct Answer
lymph - 4.
White blood cells that stay mostly in the lymph nodes and other lymphoid organs and are produced in the bone marrow are called_____________.
Correct Answer
lymphocytes - 5.
The __________ located at the back of the throat are pair of lymphoid organs that trap bacteria and other microorganisms that enter the throat.
Correct Answer
tonsils - 6.
At the back of the nose just above the tonsils are the ___________ that also help trap foreign bodies and prevent them from entering the respiratory system.
- A.
Adenoids
- B.
Lymph nodes
- C.
Tissue fluid
Correct Answer
A. Adenoids -
- 7.
These are white blood cells that engulf or enclose bacteria and other foreign particles in the lymph.
- A.
Phagocytes
- B.
Lymph nodes
- C.
Thoracic duct
Correct Answer
A. Phagocytes -
- 8.
The _________ removes worn-out red blood cells and helps fight infection. It also stores platelets and, like the liver, it also serves as a blood reservoir.
- A.
Spleen
- B.
Adenoids
- C.
Phagocytes
Correct Answer
A. Spleen -
- 9.
On the walls of the intestines are lymphoid tissues called____________ that prevent bacteria from entering the small intestine.
- A.
Peyer's patches
- B.
Spleen
- C.
Adenoids
Correct Answer
A. Peyer's patches -
- 10.
A __________ is a sign that some disease-causing microorganisms have invaded your body and your body is fighting against them.
Correct Answer
fever - 11.
Tears and saliva contain protein called _____________ that attacks the cell wall of some bacteria, eventually killing them.
- A.
Cilia
- B.
Lysozome
- C.
Phagocytes
Correct Answer
B. Lysozome -
- 12.
White blood cells, also known as ______________ have been called the "soldiers of the body" whose main function is to fight infections and to protect the body from cancer.
- A.
Leukocytes
- B.
Lymphocytes
- C.
Phagocytes
Correct Answer
A. Leukocytes -
- 13.
The process of attacking the foreign bodies such as bacteria and viruses by eating, or engulfing them is called_____________.
- A.
Lymphitis
- B.
Phagocytosis
- C.
Rhinitis
Correct Answer
B. Phagocytosis -
- 14.
The ability to resist a particular disease or infection is called____________.
Correct Answer
immunity - 15.
Active immunity is when the body receives weakened microbes to stimulate the body to produce the necessary antibody through vaccination.
- A.
True
- B.
False
Correct Answer
A. True -
- 16.
When antibodies of a pregnant woman is passed on to her unborn baby, it is called _________ immunity.
- A.
Passive
- B.
Active
- C.
Medium
Correct Answer
A. Passive -
- 17.
The immune system's overreaction to an otherwise harmless substance is called___________.
Correct Answer
allergy - 18.
It is the most serious stage of a condition that affects the regular functioning of the immune system_______________. When a person has this, his or her immune system cannot provide protection from the infection. This is caused by HIV.
Correct Answer
AIDS
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Current Version
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Jan 18, 2013Quiz Edited by
ProProfs Editorial Team -
Oct 27, 2010Quiz Created by
Sarpalmares
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