Which one of the following four glands is correctly matched with the accompanying description?
1. Thyroid - hyperactivity in young children causes cretinism
2. Thymus - starts undergoing atrophy after puberty
3. Parathyroid - secrets parathormone which promotes movement of calcium ions from blood into bones during calcification
4. Pancreas - Delta cells of the Islets of Langerhans secrete a hormone which stimulates glycolysis
Which of the following match is correct
Hormone | Effect |
1. Oxytocin | Milk ejection hormone |
2. Glucagon | Decreases blood sugar level |
3. Adrenaline | Decreases heart rate |
4. Thyroxine | Decreases BMR |
Select the correct statement about hormones and their actions.
1. | Parathyroid hormone increases absorption of the body. |
2. | Insulin and glucagon help 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. |
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
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 |
Genetically engineered bovine (bST), sometimes called rbST (recombinant bovine somatotropin) or rbGH (recombinant bovine growth hormone) are used in
1. therapeutic drugs
2. agriculture
3. dairy industry
4. DNA fingerprinting
When kidney of a person is damaged, he/she invariably suffers from anaemia because
1. RBCs pass through the glomerulus
2. Sufficient erythropoietin is not produced
3. haemoglobin is not synthesized sufficiently
4. Iron and vitamin B-12 are not able to bind to haemoglobin
Consider the following statements:
I: | Trypsinogen is activated by enterokinase. |
II: | Goblet cells secrete mucus. |
III: | Bile pigments help in emulsification of fats. |
Which of the above statements are true?
1. I and II only
2. I and III only
3. II and III only
4. I, II, and III
The hormone prolactin is secreted by:
1. hypothalamus
2. anterior pituitary
3. posterior pituitary
4. mammary glands
Both cortisol and adrenaline are secreted in response to stress. Which of the following statements is true for both of these hormones?
1. They are secreted within seconds of the onset of the stress.
2. They are secreted by adrenal cortex.
3. Their secretion is stimulated by adrenocorticotropin.
4. They act to increase blood glucose.