Achondroplasia is a disease related with the defect in the formation of 

1. membrane

2. cartilage

3. mucosa

4. none of these

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Which of the following represents the action of insulin?

1. Increases blood glucose level by stimulating glucagon production.

2. Decreases blood glucose level by forming glycogen. 

3. Increases blood glucose level by promoting cellular uptake of glucose.

4. Increases blood glucose level by hydrolysis of glycogen. 

Subtopic:  Pancreas: I | Pancreas |
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Which one of the following pairs is the matching pair of the part and the hormone it secretes?
1. Anterior pituitary - Thyroxine
2. Alpha cells of pancreas - Glucagon
3. Thyroid - Epinephrine
4. Stomach epithelium - Secretin

Subtopic:  Pancreas: I | Pancreas |
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Gonadotropin releasing hormone is transferred to anterior pituitary by
1. left coronary artery
2. hypophyseal portal veins
3. axons of neurosecretory cells
4. nuclei of hypothalamus.

Subtopic:  Adenohypophysis & Hypothalamus |
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In the homeostatic control of blood sugar level, which organs function as modulator and effector respectively?

(1) Liver and islet of Langerhans

(2) Hypothalamus and liver

(3) Hypothalamus and islet of Langerhans

(4) Islet of Langerhans and hypothalamus

Subtopic:  Pancreas: I | Pancreas |
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The 24 hour (diurnal) rhythm of our body such as the sleep-wake cycle is regulated by the hormone

1. calcitonin 

2. prolactin

3. adrenaline

4. melatonin

Subtopic:  Pineal Gland |
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Select the correct statement about hormones and their actions.

1. Parathyroid hormone increases K+ absorption of the body.

2. Insulin and glucagon helps to maintain blood sugar levels.

3. Old aged people have weak immunity due to increased activity of thymus.

4. Osteoporosis in women occurs due to increased levels of oestrogens.

Subtopic:  Pancreas: I | Pancreas: II | Pancreas |
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A gland called ‘Clock of ageing’ that gradually reduces and degenerates in ageing is

1. thyroid
2. thymus
3. parathyroid
4. pituitary

Subtopic:  Thymus |
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Match the source gland with its respective hormone and function and select the correct option.

       Source gland             Hormone          Function
1.  Anterior pituitary         Oxytocin          Contraction of uterine muscles

2. Anterior pituitary          Vasopressin      Induces reabsorption of water in nephron 

3. Thymus                      Thymosin          Proliferation of T-lymphocytes 

4. α-cells of islets           Glucagon           Uptake of glucose into the cell.
     of Langerhans

Subtopic:  Thymus |
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In a child of 15 years age, plasma calcium level is diagnosed below optimum level.Which organ is malfunctioning?

1. Thyroid gland

2. Liver

3. Parathyroid

4. Posterior lobe of pituitary

Subtopic:  Parathyroid |
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