Which important white blood cells travel throughout the bloodstream seeking out bacteria?.
Neutrophils.
Macrophages.
Phagocytes.
Phagosomes.
The Correct Answer is A
Choice A rationale:
Neutrophils are the most abundant type of white blood cells and are the first to travel to the site of an infection.
Choice B rationale:
Macrophages are white blood cells that reside in tissues and are key players in the immune response, but they do not travel throughout the bloodstream seeking out bacteria.
Choice C rationale:
Phagocytes is a general term for cells that engulf and digest pathogens, which includes neutrophils and macrophages.
Choice D rationale:
Phagosomes are not cells, but are compartments within phagocytes that contain pathogens to be destroyed.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
Choice A rationale:
After passing through the glottis, inspired air does not travel to the pharynx. The pharynx is actually before the glottis in the airway.
Choice B rationale:
Inspired air does not travel directly to the bronchi after passing through the glottis.
Choice C rationale:
Inspired air does not travel directly to the alveoli after passing through the glottis.
Choice D rationale:
After passing through the glottis, inspired air travels to the larynx.
Correct Answer is C
Explanation
The correct answer is Choice C. -
Choice A rationale:
The larynx is part of the airway but does not prevent aspiration. -
Choice B rationale:
The trachea is the airway leading to the lungs but does not prevent aspiration. -
Choice C rationale:
The epiglottis is a flap of tissue that covers the airway during swallowing, preventing food from entering the lungs. -
Choice D rationale:
The pharynx is part of the throat but does not prevent aspiration.
So, the correct answer is C, after analyzing all choices.
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