Exercise # 5

PRACTICE QUESTIONS

Exercise # 5

                               

Q1. Symptoms of hyperthyroidism are mainly due to

a. T4

b. T3

c. T3 & T4

d. TS

Q2. In Hypothyroidism which of the following is not correct,

a. Serum TSH is increased

b. Sensitive thyrotropin assay is increased

c. Free throxine index( FTI) is reduced

d. Serum total thyroxine is increased ( TT4)

Q3. Lithium causes,

a. Hyperthyroidism

b. Hypothyroidism

c. Hypo & Hyperthyroidism

d. Euthyrodism

Q4.  Calcium carbonate causes,

a. Hyperthyroidism

2. Hypothyroidism
3. Hypo & Hyperthyroidism
4. Euthyrodism

Q5. Sporadic goiter is caused due to

a. Ingestion of iodine deficit diet

b. Ingestion of certain foods containing progoitrin, which prevents oxidation of iodine to iodide.

c. Occurs only in temperate climates

d. All of the above

Q6. Goitrogenic drugs are

a. Propylthiouracil

b. Iodides

c. Phenylbutazones

d. Cobalt, Lithium

e.  All of the above

Q7.  Progoitrin is found in

a. cabbage

b. Peanuts

c. Spinach, Cauliflower

d. All of the above

Q8. Mennorrhagia ( excessive blood loss), and decreased libido are seen in

a. Hypothyrodism

b. Myxedema coma

c. Hyperthyroidism

d. A & B

e. None of the above

Q9. Tremor, headache, palpitations, diarrhea are due to

a. T3

b. T4

c. T4 & T3

d. Elevated TSH

Ans: A

Q10 The average adult dose of levothyroxine is

a. 1.6 microgms/kg/day

b. 1.6 mg/kg/day

c. 0.6microgms/kg/day

d. 0.6mg/kg/day

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