MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is the name of the outer layer of the adrenal cortex? |
| A. | Zona reticularis |
| B. | Zona glomerulosa |
| C. | Zona fasciculata |
| D. | Zona pellucida |
| Answer» C. Zona fasciculata | |
| 2. |
Which of these substances does norepinephrine not stimulate the breakdown of? |
| A. | Glucose |
| B. | Lipids |
| C. | Proteins |
| D. | Glycogen |
| Answer» B. Lipids | |
| 3. |
Which of these is not an effect of catecholamine secretion? |
| A. | Piloerection |
| B. | Pupillary dilation |
| C. | Glycogen formation |
| D. | Increase in heart rate |
| Answer» D. Increase in heart rate | |
| 4. |
Which of these hormones would be rapidly secreted in a man if he was being chased by a dog? |
| A. | Somatostatin |
| B. | Somatotropin |
| C. | Epinephrine |
| D. | Prolactin |
| Answer» D. Prolactin | |
| 5. |
Catecholamines are secreted by the ______ |
| A. | posterior pituitary |
| B. | anterior pituitary |
| C. | adrenal cortex |
| D. | adrenal medulla |
| Answer» E. | |
| 6. |
T-lymphocytes provide cell-mediated immunity. True or false? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
What is the disease caused by the deficiency of adrenal cortex hormones? |
| A. | Acromegaly |
| B. | Graves’ disease |
| C. | Addison’s disease |
| D. | Diabetes Insipidus |
| Answer» D. Diabetes Insipidus | |
| 8. |
Identify the structure in the given below. |
| A. | Pineal gland |
| B. | Thymus |
| C. | Parathyroid gland |
| D. | Adrenal gland |
| Answer» E. | |
| 9. |
Where are the adrenal glands located? |
| A. | Above the kidneys |
| B. | Between the lungs |
| C. | Around the trachea |
| D. | Base of the hypothalamus |
| Answer» B. Between the lungs | |
| 10. |
Which of these statements is false about thymus? |
| A. | Differentiation of T-lymphocytes take place here |
| B. | It secretes thymosin |
| C. | It is intact for persons of all ages |
| D. | Promotes production of antibodies |
| Answer» D. Promotes production of antibodies | |
| 11. |
What is the shape of the thymus gland? |
| A. | Spherical |
| B. | Lobular |
| C. | Irregular |
| D. | Triangular |
| Answer» C. Irregular | |
| 12. |
Which of these is not a function of PTH? |
| A. | Reduces calcium ion reabsorption from digested food |
| B. | Increases calcium ion level in blood |
| C. | Stimulates demineralization |
| D. | Stimulates reabsorption of calcium ions in kidneys |
| Answer» B. Increases calcium ion level in blood | |
| 13. |
How many parathyroid glands do humans possess? |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | 1 |
| Answer» D. 1 | |
| 14. |
TCT is secreted by the ______ |
| A. | hypothalamus |
| B. | pituitary gland |
| C. | thyroid gland |
| D. | adrenal cortex |
| Answer» D. adrenal cortex | |
| 15. |
Which of these is not a function of thyroid hormones? |
| A. | Regulation of basal metabolic rate |
| B. | Erythropoiesis |
| C. | Maintenance of electrolyte balance |
| D. | Regulation of diurnal cycle |
| Answer» E. | |