MCQ Thyroid

1. What are the two main hormones secreted by Thyroid gland?
A. T3
B. T4
C. TSH
D. Both A and B
Ans. D
The thyroid gland uses iodine from the food to make two main hormones: Triiodothyronine (T3)
and Thyroxine (T4).
2. Too much release of thyroid hormone in the body causes:
A. Hypothyroidism
B. Hyperthyroidism
C. Goitre
D. None of the above
Ans. B
Hyperthyroidism is caused by too much release of thyroid hormone.
3. What are the symptoms of release of too much T3 and T4 hormones?
A. Anxiety
B. Nervousness
C. Hair loss
D. All of the above
Ans. D
Symptoms of too much T3 and T4 in your body causes: anxiety, irritability or moodiness,
nervousness, hyperactivity, sweating or sensitivity to high temperatures, hand trembling
(shaking), hair loss, missed or light menstrual periods.
4. Name a disease causes due to the deficiency of iodine?
A. Thyroid cancer
B. Solitary thyroid nodules
C. Goitre
D. Thyroiditis
Ans. C
Goitre is a bulge in the neck. A toxic goitre is associated with hyperthyroidism, and a simple or
endemic goitre, is caused by iodine deficiency.
5. The symptoms of hypothyroidism are:
A. Dry skin and hair
B. Depression
C. Joint and muscle pain
D. All of the above
Ans. D
Symptoms that may indicate too little T3 and T4 in the body causes hypothyroidism: trouble
sleeping, tiredness and fatigue, difficulty concentrating, dry skin and hair, depression, sensitivity
to cold temperature, frequent, heavy periods, joint and muscle pain.
Various Glands and Hormones in Human Body
6. An autoimmune disease of the thyroid tissue is called:
A. Graves disease
B. Thyroiditis
C. Thyroid Cancer
Ans. A
There can be many reasons for an overactive thyroid. It is often caused by an autoimmune disease
of the thyroid tissue, called Graves disease (or Basedow’s disease).
7. A condition of a chronic inflammation of the thyroid, which lead to under activity?
A. Goitre
B. Thyroiditis
C. Hypothyroidism
D. Hyperthyroidism
Ans. B
A condition called Hashimoto’s thyroiditis, a chronic inflammation of the thyroid, can also lead to
under activity. The use of certain medications can also affect the production of thyroid hormones.
8. What are the functions of thyroid gland in the body?
A. Controls metabolism
B. Maintain internal homeostasis
C. Controls breathing and heart rate
D. All of the above

Ans. D
It helps in controlling our body's metabolism. It secretes hormone which maintain our internal
homeostasis. It controls our breathing and heart rate. Our weight is also monitored by thyroid
gland. Even internal temperature, cholesterol levels are also tuned up with the help of the
hormones released by thyroid gland.
9. Which gland mainly controls and regulates the actual thyroid activity?
A. Pituitary gland
B. Hypothalamus
C. Both A and B
D. Only A
Ans. C
The hypothalamus and the pituitary gland are the main controls that regulate the actual thyroid’s
activity.
10. Name the condition marked by a low TSH?
A. Hypothyroidism
B. Hyperthyroidism
C. Goitre
D. Thyroid Cancer
Ans. B
In hyperthyroidism, patients have low TSH levels.
From the above quiz we have seen what are the functions of thyroid gland, how it affects health
and diseases related with it.
1. Name the most common type of Cancer that kills men in the world?
A. Lung Cancer
B. Prostate Cancer
C. Liver Cancer
D. Colon and Rectum Cancer
Ans. A
Explanation: Lung Cancer is the most common type of Cancer that kills men in the world.
2. Name the cancer that starts in the skin or the tissues that line other organs?
A. Leukemia
B. Pancreas
C. Carcinoma
Ans. C
Explanation: Carcinoma is a cancer that starts in the skin or tissues that line other organs.
3. Name the cancer that occurs in bone marrow and creates blood cells?
A. Sarcoma
B. Myeloma
C. Lymphoma
D. Leukemia
Ans. D
Explanation: Leukemia is a cancer of bone marrow, which creates blood cells.
4. The abnormal growth of cells in the body is known as...........
A. Cancer
B. Malignancy
C. Both A and B
D. Only A
Ans. C
Explanation: The abnormal growth of cells in the body is known as Cancer or malignancy.
5. The most common types of treatment of Cancer are
A. Chemotherapy
B. Surgery
C. Radiation Therapy
D. All the above
Ans. D
Explanation: Surgery, Chemotherapy and Radiation therapy are most common types of treatment
for cancer. In Surgery cancer is removed from the part of the body as much as possible. In
Chemotherapy, with the help of medicines toxic cells that are rapidly dividing cancer cells are killed.
And in Radiation therapy, powerful radiations are used in the body to kill the cells of cancer.
World Cancer Day 2019: History, Theme and Significance
6. Name the cancer of connective tissues or the cancer that occurs in the connective tissues in the
body?
A. Lymphoma
B. Sarcoma
C. Carcinoid
D. Medulloblastoma
Ans. B
Explanation: The cancer of connective tissues is known as Sarcoma. Connective tissues like bones,
muscles, cartilage and blood vessels.
7. Name the most common cancer in the world, due to which womens died?
A. Breast Cancer
B. Ovarian Cancer
C. Rectal Cancer
D. Vaginal Cancer
Ans. A
Explanation: Breast Cancer is the most common cancer that kills women in the world. Let us tell you
that the three most common cancer due to which in the world women died are breast cancer, lung
cancer and stomach cancer.
8. Stomach Cancer is also known as....
A. Gastric Cancer
B. Oesophageal Cancer
C. Diaphragm Cancer
D. Duodenum Cancer
Ans. A
Explanation: Stomach cancer is the cancer that occurs in the stomach and is known as gastric
cancer.
9. When a thin membrane that covers chest and abdomen start to multiply in a rapid and
uncontrollable way, then what type of cancer is formed in the body?
A. Mesothelioma
B. Mycosis
C. Merkel Cell Carcinoma
Ans. A
Explanation: A rare type of cancer known as Mesothelioma, that develops when the cells of the
mesothelium (a thin membrane that covers the chest and abdomen) start to multiply in a rapid and
uncontrollable way.
10. Name the Cancer which is known as The Silent Killer?
A. Stomach Cancer
B. Liver Cancer
C. Lung Cancer
D. Brain Cancer
Ans. B

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1. What are the two main hormones secreted by Thyroid gland?

2. Too much release of thyroid hormone in the body causes:

D. None of the above

Hyperthyroidism is caused by too much release of thyroid hormone.

3. What are the symptoms of release of too much T3 and T4 hormones?

D. All of the above

4. Name a disease causes due to the deficiency of iodine?

B. Solitary thyroid nodules

A. Dry skin and hair

C. Joint and muscle pain

D. All of the above

Various Glands and Hormones in Human Body

6. An autoimmune disease of the thyroid tissue is called:

D. None of the above

7. A condition of a chronic inflammation of the thyroid, which lead to under activity?

8. What are the functions of thyroid gland in the body?

B. Maintain internal homeostasis

C. Controls breathing and heart rate

D. All of the above

10. Name the condition marked by a low TSH?

In hyperthyroidism, patients have low TSH levels.

D. Colon and Rectum Cancer

D. None of the above

Explanation: Leukemia is a cancer of bone marrow, which creates blood cells.

4. The abnormal growth of cells in the body is known as...........

5. The most common types of treatment of Cancer are

D. All the above

8. Stomach Cancer is also known as....

D. None of the above

10. Name the Cancer which is known as The Silent Killer?

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