Which statement most correctly describes the main function of the lymph nodes?.
The production of lymphatic fluid.
The filtration of blood plasma to remove excess white blood cells.
The production of antibodies.
The removal of pathogens and foreign material from lymphatic fluid.
The Correct Answer is D
Choice A rationale:
Lymph nodes do not produce lymphatic fluid, they filter it.
Choice B rationale:
Lymph nodes do not filter blood plasma to remove excess white blood cells. They filter lymphatic fluid to remove foreign invaders.
Choice C rationale:
While lymph nodes do contain cells that can produce antibodies, this is not their main function.
Choice D rationale:
The main function of lymph nodes is to filter lymphatic fluid and remove pathogens and foreign material.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
The correct answer is Choice B.
Choice A rationale:
Nitrogen is the most abundant gas in the atmosphere, but it is not the primary regulator of respiration.
Choice B rationale:
Carbon dioxide (CO2) is the main chemical regulator of respiration and the potent stimulus of the respiratory centers via the arterial chemoreceptors and directly on the central chemoreceptors.
Choice C rationale:
Oxygen is essential for cellular respiration, but it is not the primary regulator of respiration.
Choice D rationale:
Bicarbonate plays a role in maintaining the pH balance in the blood and is not the primary regulator of respiration.
Correct Answer is C
Explanation
The correct answer is Choice C.
Choice A rationale:
Nerves are responsible for transmitting signals between different parts of the body, not for connecting muscles to bones.
Choice B rationale:
Ligaments connect bone to bone at a joint, not muscle to bone.
Choice C rationale:
Tendons are the connective tissue that attaches muscle to bone.
Choice D rationale:
Cartilage is a flexible connective tissue found in various parts of the body, but it does not connect muscles to bones.
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