Thrombokinase performs a specific function in human body

Choose the correct option

1. Thrombin        $\stackrel{}{\to }$      Prothrombin    

2. Fibrinogen       $\stackrel{}{\to }$      Fibrin

3. Fibrin              $\stackrel{}{\to }$      Fibrinogen

4. Prothrombin    $\stackrel{}{\to }$       Thrombin

T-wave in electrocardiogram represents

1. The return of ventricles from excited to normal state.

2. Depolarisation of ventricles from normal to excited state.

3. Onset of atrial systole.

4. Onset of atrial diastole.

Heart disorder in which cardiac muscles are suddenly damaged by inadequate supply of blood is 

1. Heart failure

2. Cardiac arrest

3. Heart attack

4. Atherosclerosis

Different blood groups are due to:

1. Specific antigens on the surface of WBCs
2. Specific antibodies on the surface of RBCs
3. Specific antigens on the surface of RBCs
4. Specific type of haemoglobin in RBCs

Lymph differs from blood in possessing

1. More proteins and less waste products

2. Less proteins and more waste products

3. More proteins and more waste products

4. Less proteins and less waste products

A patch of nodal tissue responsible for initiating the rhythmic contractile activity of the heart is present in:

1. Lower left corner of the left ventricle

2. Upper right corner of the right atrium

3. Lower left corner of the right ventricle

4. Upper left corner of the left atrium

Read the following:

a. Lymph absorbs and transports fat from the intestine.

b. Lymph nodes produce fibrinogen.

c. Lymphatic capillaries present in the intestinal villi are known as lacteals.

d. Lymph transports oxygen only.

Which of these statements are true?

1. a, c

2. b, d

3. c, d

4. a, b

Arrange the following component in the sequence of activation of  blood clotting mechanism?

1. (i), (ii), (iii), (iv), (v)
2. (i), (iv), (v), (ii), (iii)
3. (iii), (iv), (v), (i), (ii)
4. (v), (iv), (iii), (ii), (i)

Consider the following four statements (a-d) and select the option which includes all the correct information:-

(a) Coronary Artery disease, (CAD) often referred to as Atherosclerosis

(b) Heart failure means when the heart muscle is suddenly damaged by an inadequate blood supply

(c) High blood pressure leads to heart disease and also affects vital organs like brain and kidney

(d) Angina occurs due to conditions that affect the blood flow

Options :

1. Statements (b), (c) and (d)
2. Statements (a), (b)
3. Statements (b), (d)
4. Statement (a), (c) and (d)

The state of heart when it not pumping blood effective
enough to meet the needs of the body is called

1. CAD.
2. Atherosclerosis.
3. Angina.
4. Heart failure.