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Maryville NURS611 Exam 3: Questions/Answers (A+)
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Maryville NURS611 Exam 3: Questions/Answers (A+)
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Maryville NURS611 Exam 3: Questions/Answers (A+)What are the clinical manifestations of hypothyroidism? Right Ans -
Constipation, Decreased Heart Rate and lethargy
Thyroid stimulating hormone (TSH) is released to stimulate Thyroid Hormone
(TH) and is inhibited when plasma levels of TH are adequate. This is an
example of Right Ans - C. Negative Feedback
Lipid-Soluble hormone receptors are located: Right Ans - Inside the plasma
membrane in the cytoplasm
The releasing hormones that are made in the hypothalamus travel to the
anterior pituitary via the: Right Ans - Portal Hypophyseal blood vessels
Which mineral is needed for thryoid-stimulating hormone (TSH) to stimulate
the secretion of thyroid hormone(TH)? Right Ans - Iodide
What effect does hyperphosphatemia have on the other electrolytes? Right
Ans - Decreases serum calcium
Insulin transports which electrolyte in the cell? Right Ans - Potassium
Which second messenger is stimulated by ephinephrine binding to B-
Adrenergic recptor? Right Ans - Cyclic adenosine monophosphate (cAMP)
Regulation of the release of catecholamines from the adrenal medulla is an
example of which type of regulation? Right Ans - Neural regulation
Which hormone does the second messenger calcium (Ca++) bind to activate
phospholipase C through a G protein? Right Ans - Angiotensin II
The control of calcium is cells is important because it Right Ans - Acts as a
second messenger
Where is the antidiuretic hormone(ADH) synthesized, and where does it act?
Right Ans - Hypothalamus; renal tubular cells
, How does a faulty negative-feedback mechanism result in a hormonal
inbalance? Right Ans - Excessive hormone production results from a failure
to turn off the system.
A deficiency of which chemical may result in hypothyroidism? Right Ans -
Iodine
What imbalance lessens the rate of secretion of parathyroid hormone?
Right Ans - Increased serum calcium levels
Which condition may result from pressure exerted by a pituitary tumor?
Right Ans - Hypothyroidism
Which substance is a water-soluable protein hormone? Right Ans - Insulin
Which of the following is a lipid soluble hormone? Right Ans - Cortisol
Most protein hormones are transported in the bloodstream and are: Right
Ans - Free in an unbound, water-soluble form
When insulin binds its receptors on muscle cells, an increase in glucose uptake
by the muscle cells is the result. This is an example of what type of effect by a
hormone? Right Ans - Direct
Graves disease develops from a(n): Right Ans - Thyroid-stimulating
immunoglobulin that causes over production of thyroid hormones
Pathologic changes associated with Graves disease include: Right Ans -
High levels of circulating thyroid stimulating immunoglobulins
The signs of Thyrotoxic crisis include Right Ans - Hyperthermia,
tachycardia
The level of thyroid-stimulating hormone(TSH) in individuals with Graves
disease is usually: Right Ans - Low
Palpation of the neck of a person diagnosed with Graves disease would detect
a thyroid that is: Right Ans - Diffusely enlarged
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