1. Stimulation of the insulin- secreting cells of the pancreas by the autonomic nervous system are an example of what type of control? Correct Answer-neural control
2. Know the feedback mechanism for thyroid hormones; i.e, thyroid- stimulating hormone (TSH) and thyroxine Correct Answer-Positive ...
Final exam study guide: nurs 308 questions with
correct answers
1. Stimulation of the insulin- secreting cells of the pancreas by the
autonomic nervous system are an example of what type of control?
Correct Answer-neural control
2. Know the feedback mechanism for thyroid hormones; i.e, thyroid-
stimulating hormone (TSH) and thyroxine Correct Answer-Positive
feedback occurs when a neural, chemical, or endocrine response
increases the synthesis and secretion of a hormone.
Negative feedback occurs when the stimulus decreases the synthesis and
secretion of the hormone.
3. Which hormones are water-soluble? Correct Answer-Growth
hormone (GH)
Insulin
Epinephrine
Norepinephrine
Prolactin
Calcitonin
4. Identify the type of target cells responses when adapting to high or
low hormone concentrations, and either up or down-regulation. Correct
Answer-Up-regulation: low concentration of hormone that increases
affinity of receptors per cell
, Down-regulation: high concentration of hormone that decreases affinity
of receptors per cell
5. Which organ inhibits prolactin-inhibiting factor from acting on target
tissue? Correct Answer-Hypothalamus
Which hormones are released from the posterior pituitary? Correct
Answer-ADH & Oxytocin
Describe where oxytocin acts in the body Correct Answer-Mammary
glands (milk production)
Which nutrient is necessary for thyroid hormone synthesis? Correct
Answer-Iodine
Lab results when the rate of parathyroid hormone secretion decreases.
Correct Answer-PTH acts directly on the bone to stimulate osteoclast
activity.
Regulation of insulin Correct Answer-chemical, hormonal, & neural
control
Hormones secreted from pancreas Correct Answer-Insulin & glucagon;
beta cells
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