HESI A2 Practice Questions exam with correct answers.

HESI A2 Practice Questions exam with |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




correct answers |||\\\




1) Which of the following describes the primary function of the respiratory system?
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A) to create sound and speech
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B) to take oxygen into the body while removing carbon dioxide
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C) to transport nutrients to the cells and tissue of the body
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D) to act as a barrier between the body's organs and outside influences - correct answer✔✔to
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take oxygen into the body while removing carbon dioxide
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2) Which of the following is the first step of the scientific method?
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A) construct a hypothesis
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B) make observations
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C) analyze data
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D) form a question - correct answer✔✔make observations
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,3) The process of organisms with an advantageous trait surviving more often and producing
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more offspring than organisms without the advantageous trait describes which of the following
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basic mechanisms?
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A) gene flow
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B) genetic drift
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C) mutation
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D) natural selection - correct answer✔✔natural selection
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4) Which of the following is the group of basophils that produces follicle-stimulating hormone
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(FSH) and luteinizing hormone?|||\\\ |||\\\ |||\\\




A) gonadotrophs
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B) thyotroph
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C) chromophil
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D) pituicytes - correct answer✔✔gonadotrophs
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5) Which of the following are considered the basic units of the female reproductive system,
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each containing a single immature egg cell that is released during ovulation?
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A) oocytes |||\\\




B) follicles
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,C) ovaries
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D) fundus - correct answer✔✔follicles
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6) Which of the following describes the muscular organ that processes food material into
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increasingly smaller pieces, mixes it with saliva to create a bolus, and creates a barrier to
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transport food into the esophagus? |||\\\ |||\\\ |||\\\ |||\\\




A) pharynx |||\\\




B) tongue|||\\\




C) diaphragm
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D) stomach - correct answer✔✔tongue
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7) Which of the following chambers of the heart receives blood returning from the lungs during
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pulmonary circulation?
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A) left atrium
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B) right atrium
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C) left ventricle
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D) right ventricle - correct answer✔✔left atrium
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, 8) Which of the following is the lobe in the cerebral cortex primarily responsible for processing
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and integrating sensory information received from the rest of the body?
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A) frontal lobe
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B) occipital lobe
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C) parietal lobe
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D) temporal lobe - correct answer✔✔parietal lobe
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9) Which of the following is an example of adaptive, or specific, immunity?
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A) inflammation
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B) fever |||\\\




C) humoral
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D) phagocytosis - correct answer✔✔humoral
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10) Which of the following describes a situation in which research results are consistent with
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every subsequent experiment, but the test used in the experiment does not measure what it
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claims to measure? |||\\\ |||\\\




A) reliable, but not valid
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B) valid, but not reliable
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