Cardiovascular System

Question 1

What does blood consists?

Answer 1

Blood plasma and formed elements

Question 2

What is the pH of the blood

Answer 2

Slightly alkaline

Question 3

What is blood plasma made of

Answer 3

80 to 90% water and 8 to 10% proteins

Question 4

What are the proteins in plasma and name the plasma proteins

Answer 4

Albumin, fibrinogen and globulin. Fibrinogen is the plasma protein.

Question 5

What is a serum

Answer 5

Plasma without the fibrinogen

Question 6

Hematocrit

Answer 6

Total amount of RBCs in the blood

Question 7

Polycythemia

Answer 7

High volume of RBCs and increases viscosity in the blood.

Question 8

Before birth what is the primitive site for hemopoiesis

Answer 8

Red bone marrow

Question 9

What does mature RBC lack?

Answer 9

Nucleus, mitochondria, and ribosomes

Question 10

RBC rely on what for ATP formation

Answer 10

Glycolysis

Question 11

Which organ is called graveyard for RBC

Answer 11

Spleen

Question 12

Name the Granular leukocytes?

Answer 12

Eosinophils
Basophils
Neutrophils

Question 13

Name the agranular leukocytes.

Answer 13

Monocytes

Question 14

Leucopenia

Answer 14

Low level of WBC

Question 15

What does platelet release when they bind with a clot?

Answer 15

Serotonin that acts as a vasoconstrictor

Question 16

What enzyme is responsible for the conversion of fibrinogen to fibrin?

Answer 16

Thrombin

Question 17

What causes haemophilia

Answer 17

Blood doesn’t clot. Due to absence of blood clotting factor VIII and IX

Question 18

Which blood clotting factor doesn’t exist?

Answer 18

Factor VI

Question 19

Name the anticoagulant.

Answer 19

Warfarin, coumarin and heparin

Question 20

Which chemical is used in labs to prevent clotting?

Answer 20

Sodium citrate or EDTA

Question 21

Which hormone is called blood clotting hormone?

Answer 21

Vitamin K

Question 22

Iron deficiency anaemia is due to?

Answer 22

Inadequate absorption of ion

Question 23

Megaloblastic anaemia is due to?

Answer 23

Inadequate intake of vitamin b12

Question 24

Pernicious Anemia is due to do?

Answer 24

Insufficient hemopoieses and inability of the stomach to produce intrinsic factor.

Question 25

Hemorrhagic anaemia is due to?

Answer 25

Excessive loss of RBCs.

Question 26

Hemolytic anaemia is due to?

Answer 26

Rapture of plasma membrane of RBC.

Question 27

Thalassemia is due to?

Answer 27

Defective a and b globin chain

Question 28

Aplastic anemia is due to?

Answer 28

Destruction of red bone marrow