Coronary Angioplasty

Q. The secretion of the bulbourethral gland helps in the lubrication of the sperms.

1. True
2. False

Q.

Which of the following is secreted by cells and disintegrating platelets at the site of injury?

1. Passive absorption

2. Neither a nor b

3. Active absorption

4. Both a & b

Q.

Name the enzyme produced by the injured cells and platelets, that triggers off the process of clotting:

1. Thrombin

2. Thrombokinase

3. Prothrombin

4. Fibrinogen

Q.

Which of the following is the main function of the hypophyseal portal system?

1. Carries nutrients to the hypophysis.

2. Carries hormones from hypothalamus to pituitary.

3. Carries nutrients to hypothalamus.

4. Carries hormones from pituitary to hypothalamus.

Q.

Assertion (A): A complex of blood vessels beginning and ending in capillaries through which blood circulates before returning to the heart is called a portal system.

Reason (R): All mammals have a hepatic portal system.

1. Both A and R is true and R is the correct explanation of A.

2. Both A and R is true but R is not the correct explanation of A.

3. A is true but R is false.

4. Both A and R is false.

Q.

Specific ions are acquired by root hairs by the process of:

1. Simple diffusion

2. Osmosis

3. Active transport

4. Facilitated diffusion

Q.

Fill in the blanks:​
(xiv) The full form of AV node is