Blood

Question 1

What is the main function of blood

Answer 1

Transport

Question 2

Plasma

Answer 2

90% water along with dissolved compounds

Question 3

Formed Elemements

Answer 3

Erythrocytes, Leukocytes, Platelets

Question 4

Thrombocytes

Answer 4

Platelets- Irregular Shaped cell fragments from megakaryocytes

Question 5

What is the main role of thrombocytes?

Answer 5

Clotting of blood

Question 6

Erythrocytes

Answer 6

RBC- Biconcave shape
>No nucleus or organelles
>Last around 120 days and are then destoryed by spleen or liver

Question 7

What is the function of Erythrocytes?

Answer 7

To transport oxygen and to a lesser extent carbon dioxide

Question 8

Leukocyte

Answer 8

White blood cells

Question 9

What is the main role for leukocytes?

Answer 9

> Protect Against Infection
Destroy Cancerous Cells
Tissue Repair

Question 10

What are the different types of leukocytes?

Answer 10

GRANULOCYTES:
Granulocytes
Neutrophil
Eosinophil
AGRANULOCYTES:
Basophil
Monocytes
Lymphocytes

Question 11

Granulocytes

Answer 11

Leukocytes with cytoplasmic granules

Question 12

Agranulocytes

Answer 12

Leukocytes without cytoplasmic granules

Question 13

Hemopoiesis

Answer 13

The proliferation and differentiation of the formed elements of blood

Question 14

Eryhtropoises

Answer 14

Production of new erythrocytes (Around 3m a second)

Question 15

Hemostais

Answer 15

Prevents the loss of blood when blood vessels are damaged

Question 16

Vascular Spasm

Answer 16

Blood Vessels constrict to diminish blood flow and loss

Question 17

Platelet Formation

Answer 17

Broken or damaged blood vessels cause platelets to become sticky and cling to the site

Question 18

What do activated platelets do?

Answer 18

Attract other platelets

Question 19

Coagulation

Answer 19

Formation of a network of fibrin fibers that seals the blood vessel