Lymphatic tissue at the back of the throat is called:.
Peyer's patches.
Lymph.
Tonsils.
Appendix.
The Correct Answer is C
hoice A rationale:
Peyer’s patches are lymphoid nodules located in the small intestine, not at the back of the throat.
Choice B rationale:
Lymph is a fluid that contains white blood cells and circulates throughout the lymphatic system, not a tissue located at the back of the throat.
Choice C rationale:
Tonsils are lymphoid tissues located at the back of the throat. They help protect the body from respiratory infections.
Choice D rationale:
The appendix is not located at the back of the throat. It is a narrow pouch that projects off the cecum in the digestive system.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
The correct answer is Choice B.
Choice A rationale:
Venules are small vessels that collect blood from the capillaries and transport it to the veins. They are not primarily involved in the exchange of nutrients, wastes, and hormones.
Choice B rationale:
Capillaries are tiny vessels that branch out from arterioles to form networks around body cells. They are the primary sites for the exchange of gases, nutrients, and waste between blood and tissues.
Choice C rationale:
Arterioles are small branches of arteries that lead to capillaries. They primarily regulate blood pressure and blood flow, not the exchange of substances.
Choice D rationale:
Veins carry deoxygenated blood back to the heart. They are not the primary sites for substance exchange.
Correct Answer is B
Explanation
Choice A rationale:
The spleen does not produce interferon.
Choice B rationale:
The spleen screens passing blood for foreign antigens, which is part of its role in immune response.
Choice C rationale:
The spleen does not produce immunoglobulins.
Choice D rationale:
The spleen does not produce B and T lymphocytes.
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