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Chapter 12 - Transport in Living Organisms - Test 1
1.
The human heart consist of four atrium
1) False
2) True
2.
The inter atrial and inter-ventricular septa prevent the mixing of oxygenated and deoxygenated blood.
1) False
2) True
3.
The right atrium receives oxygenated blood from lungs.
1) True
2) False
4.
The right atrium receives oxygenated blood from all part of the body.
1) True
2) False
5.
Pulmonary veins carry the oxygenated bloods.
1) True
2) False
6.
The alternating contraction and relaxation of heart chambers is called the cardiac cycle
1) False
2) True
7.
The period of ventricular contraction is called systole.
1) True
2) False
8.
The human heart receives its blood supply through a pair of carrying arteries.
1) True
2) False
9.
From legs, the deoxygenated blood is collected by pair of iliac veins.
1) True
2) False
10.
Blood is a fluid complex tissue which circulates throughout the body.
1) False
2) True
11.
Red blood cells are also called thrombocytes.
1) True
2) False
12.
Plasma minus fibrinogen (Blood clotting protein) is serum.
1) True
2) False
13.
The primary function of erythrocytes is to transport gases.
1) True
2) False
14.
Monocytes is the type of leucocytes.
1) True
2) False
15.
Normal blood pressure is expressed as 140/80 mm Hg.
1) True
2) False
16.
The colour less fluid thus accumulated in the intercellular space is called tissue fluid.
1) False
2) True
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