R4RIN – MCQs, Mock Tests | Zoology Zoology MCQS[NEET-2021 to 2022]-Thyroid gland

The main hormone secreted by the Thyroid gland

1. T4
2. T3
3. (a) and (b) Both
4. TSH

✅ Correct Answer: 3

Iodine deficiency can cause

1. Goitre
2. Thyroid cancer
3. Solitary thyroid nodules
4. Thyroiditis

✅ Correct Answer: 1

Grave’s disease or Basedow’s disease is due to

1. Hyperactivity of adrenal cortex
2. Hypoactivity of the thyroid gland
3. Hyperactivity of thyroid gland
4. Hypoactivity of islets of Langerhans

✅ Correct Answer: 3

The four small glands in the thyroid gland are known as

1. Adrenal gland
2. Pineal gland
3. Parathyroid gland
4. Endocrine and exocrine gland

✅ Correct Answer: 3

Sometimes, the thyroid symptoms are mistaken for which condition?

1. Menopause
2. Posttraumatic stress
3. Pregnancy
4. Crohn’s disease

✅ Correct Answer: 1

Medications for hypothyroidism include treatment that:

1. Replaces insulin
2. Replaces ADH
3. Replaces TH
4. Replaces surfactant

✅ Correct Answer: 3

Which of these diseases is not related to thyroid glands?

1. Cretinism
2. Myxoedema
3. Goitre
4. Acromegaly

✅ Correct Answer: 4

In chronically deficient patients, this abnormality is directly related to the enlargement of the thyroid gland

1. Impaired conversion of T3 and T4
2. Reduced activity of thyroperoxidase
3. Elevated levels of TSH
4. An antibody that binds to the TSH receptor in the thyroid gland

✅ Correct Answer: 3

_________ encloses thyroid, responsible for its movement during swallowing

1. Prevertebral fascia
2. Pretracheal fascia
3. Investing layer of the deep cervical fascia
4. Superficial fascia

✅ Correct Answer: 2

This condition of chronic inflammation of the thyroid leading to under-activity is

1. Thyroiditis
2. Goitre
3. Hypothyroidism
4. Hyperthyroidism

✅ Correct Answer: 1

What are the two main hormones secreted by Thyroid gland?

1. T3
2. T4
3. TSH
4. Both A and B

✅ Correct Answer: 4

Too much release of thyroid hormone in the body causes:

1. Hypothyroidism
2. Hyperthyroidism
3. Goitre
4. None of the above

✅ Correct Answer: 2

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

1. Anxiety
2. Nervousness
3. Hair loss
4. All of the above

✅ Correct Answer: 4

Name a disease causes due to the deficiency of iodine?

1. Thyroid cancer
2. Solitary thyroid nodules
3. Goitre
4. Thyroiditis

✅ Correct Answer: 3

The symptoms of hypothyroidism are:

1. Dry skin and hair
2. Depression
3. Joint and muscle pain
4. All of the above

✅ Correct Answer: 4

An autoimmune disease of the thyroid tissue is called:

1. Graves disease
2. Thyroiditis
3. Thyroid Cancer
4. None of the above

✅ Correct Answer: 1

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

1. Goitre
2. Thyroiditis
3. Hypothyroidism
4. Hyperthyroidism

✅ Correct Answer: 2

What are the functions of thyroid gland in the body?

1. Controls metabolism
2. Maintain internal homeostasis
3. Controls breathing and heart rate
4. All of the above

✅ Correct Answer: 4

Which gland mainly controls and regulates the actual thyroid activity?

1. Pituitary gland
2. Hypothalamus
3. Both A and B
4. Only A

✅ Correct Answer: 3

Name the condition marked by a low TSH?

1. Hypothyroidism
2. Hyperthyroidism
3. Goitre
4. Thyroid Cancer

✅ Correct Answer: 2