The posterior pituitary releases:
growth hormone (GH)
corticotropic hormone (ACTH)
prolactin (PRL)
thyroid hormone (TH)
oxytocin (OT)
The Correct Answer is E
A. Growth hormone (GH): GH is secreted by the anterior pituitary (somatotrophs).
B. Corticotropic hormone (ACTH): ACTH is secreted by the anterior pituitary (corticotrophs).
C. Prolactin (PRL): PRL is secreted by the anterior pituitary (lactotrophs).
D. Thyroid hormone (TH): TH (T3/T4) is secreted by the thyroid gland, not the pituitary.
E. Oxytocin (OT): The posterior pituitary (neurohypophysis) releases oxytocin and ADH (though both are synthesized in the hypothalamus).
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
True: O₂ binds to the heme (iron) portion of hemoglobin, whereas CO₂ binds primarily to amino groups on the globin (forming carbaminohemoglobin) and much CO₂ is also converted to bicarbonate inside RBCs, so they bind/are carried at different sites/forms.
Correct Answer is E
Explanation
A. Heart: The heart is a central component of the circulatory system, but not the only one.
B. Blood vessels: Blood vessels (arteries, veins, capillaries) are essential, but alone they don’t make up the whole system.
C. Blood: Blood is a major component (transport medium), but not the whole system by itself.
D. Heart and blood vessels: These two form the pump and conduits, but blood (the transported fluid) is also required.
E. Heart, blood vessels, and blood: The circulatory system consists of the heart (pump), blood vessels (conduits), and blood (transport medium).
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