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WorksheetsQuizizz #58
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
What is the necessary precursor besides dietary iodine required for thyroxine biosynthesis?
a)
T3
b)
thronine
c)
tyrosine
d)
TSH
2.
All of the following conditions are causes of hyperthyroidism except:
a)
Graves disease
b)
Hashimoto thyroiditis
c)
toxic multinodular goiter
d)
triiodothyronine toxicosis
3.
Which of the following preparations is used to attain remission of thyrotoxicosis?
a)
propranolol
b)
liotrix
c)
levothyroxine
d)
PTU
4.
The thyroid gland normally secretes which of the following substances into the serum?
a)
TRH
b)
TSH
c)
thyroglobulin
d)
T4
5.
All of the following conditions are causes of hypothyroidism except
a)
Graves disease
b)
goitrin-induced iodine defi ciency
c)
endemic goiter
d)
Hashimoto thyroiditis
6.
Common tests to monitor patients receiving replacement therapy for hypothyroidism include all of the following except:
a)
TSH stimulation test
b)
serum TSH assay
c)
TT4
d)
RT3U
7.
The inhibition of pituitary thyrotropin secretion is controlled by which of the following?
a)
free T4
b)
TRH
c)
reverse triiodothyronine (rT3)
d)
TT4
8.
Which of the following agents has been shown to interact with oral T4 replacement therapy?
a)
PTU
b)
Cholestyramine
c)
Thyrotropin
d)
Levothyroxine
9.
Which of the following patient populations should not routinely be screened for thyroid disease?
a)
Pregnant women
b)
College students
c)
Women 60 years old
d)
Pregnant women
10.
What is the average replacement dose of levothyroxine for an otherwise healthy adult?
a)
50 to 100 mcg/day
b)
75 to 150 mcg/day
c)
100 to 200 mcg/day
d)
200 to 400 mcg/day
11.
Calcitonin acts by suppressing what?
a)
The activation of osteoblasts
b)
The inactivation of osteoclasts
c)
The resorptive action of osteoclasts
d)
The decreasing of blood calcium level
12.
What effect does PTH have on the kidney?
a)
Kidney excretion of calcium is increased by PTH stimulation of tubular reabsorption, which conserves calcium
b)
Kidney excretion of calcium is decreased by PTH stimulation of tubular reabsorption, which conserves calcium
13.
An increase in calcium does what to calcitonin secretion?
a)
It stimulates its secretion
b)
It suppresses its secretion
14.
What effect does PTH have on the intestines?
a)
Intestinal absorption of calcium is increased under the influence of PTH
b)
Intestinal absorption of calcium is decreased under the influence of PTH
15.
Parathyroid gland functions to these organs except:
a)
Bone
b)
Kidney
c)
Intestine
d)
Cardiac muscles
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