The immune responses in older people are weak due to the degeneration of:
1. Thyroid
2. Pineal
3. Adrenal
4. Thymus
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 in liver
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. -cells of islets Glucagon Uptake of glucose into the cell.
of Langerhans
A gland called ‘Clock of ageing’ that gradually reduces and degenerates in ageing is
1. thyroid
2. thymus
3. parathyroid
4. pituitary
Which of the following hormone is responsible for cell mediated immunity?
(1) Thyroxine
(2) adrenaline
(3) Thymosins
(4) parathyroid
Which of the following hormone is responsible for humoral immunity?
(1) Thyroxine
(2) Antibodies
(3) Thymosins
(4) parathyroid
Poor immunity of old people is because of the absence of which gland
(1) Pineal gland
(2) Thymus
(3) Thyroid gland
(4) Parathyroid gland
Which of the following is incorrect about thymus gland
(1) lobular in structure
(2) located on ventral side of heart and aorta
(3) important for development of immune system
(4) It degenerates in old ages
1. | Thymus | Dorsal side of aorta |
2. | Parathyroid | Back side of thyroid |
3. | Pineal | Dorsal side of forebrain |
4. | Adrenal | Superior pole of kidney |