A Surgical Patient Just Arrived on the Unit from the Post-Anesthesia

question 4

Multiple Choice

A surgical patient just arrived on the unit from the post-anesthesia care unit.This patient's respirations are 4 per minute and shallow.As the nurse calls for assistance,the patient suddenly feels jittery and breathing quickens.Which of the following feedback loops is operating for the nurse in this situation?

• A) The central nervous system stimulates hypothalamus-releasing factor,which acts on the anterior pituitary gland to secrete thyroid-stimulating hormone (TSH)and stimulates the release of thyroxine (T₄)and triiodothyronine (T₃).
• B) The central nervous system directly stimulates the release of insulin,which reduces blood glucose levels.
• C) The central nervous system directly stimulates the adrenal medulla to secrete epinephrine and stimulates hypothalamus-releasing factor,which acts on the anterior pituitary gland to secrete adrenocorticotropic-stimulating hormone (ACTH),stimulating the release of cortisol.
• D) The central nervous system stimulates the hypothalamus to synthesize oxytocin and antidiuretic hormone,which are secreted by the posterior pituitary,activating uterine contraction and renal absorption of water.

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A group of independent companies that collaborate to control prices and production in order to monopolize a market.

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The total earnings generated by two or more firms collaborating in a venture or partnership.