Which blood vessels connect the two sides of the vascular system?.
Capillaries.
Arteries.
Venules.
Veins.
The Correct Answer is A
Choice A rationale:
Capillaries are the smallest blood vessels that connect arteries and veins. They allow nutrients in the blood to diffuse to the body’s tissues.
Choice B rationale:
Arteries carry oxygen-rich blood from the heart to the tissues of the body. They do not connect the two sides of the vascular system.
Choice C rationale:
Venules are very small blood vessels that connect capillaries with veins throughout the body. They do not connect the two sides of the vascular system.
Choice D rationale:
Veins carry blood back toward the heart. They do not connect the two sides of the vascular system
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is {"dropdown-group-1":"B"}
Explanation
Choice A rationale:
Viruses are pathogens that the immune system defends against, not components of nonspecific immunity.
Choice B rationale:
Lysozyme is an enzyme found in mucus, tears, and saliva that destroys bacteria, contributing to nonspecific immunity.
Choice C rationale:
Lysol is a brand of cleaning products and is not found in mucus, tears, or saliva.
Choice D rationale:
Immunoglobulins are antibodies produced by the immune system, not components of mucus, tears, or saliva.
Correct Answer is D
Explanation
Choice A rationale:Thoracotomy (A)is a surgical incision into the chest cavity, typically for major procedures, not specific to draining air.
Choice B rationale: A lung biopsy involves removing lung tissue for examination, not removing air from the pleural space.
Choice C rationale: Lung re-expansion is the goal of the procedure, not the procedure itself.
Choice D rationale:Chest tube insertion(thoracostomy) is the procedure toremove air, blood, or fluidfrom the pleural space and restore negative pressure, allowing the lung to re-expand. This aligns with the description in the question.
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