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Flashcards in Blood Deck (16)
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1

What is blood?

Blood is a bodily fluid in humans and other animals that delivers necessary substances such nutrients and oxygen to the cells and transports metabolic waste products away from those same cells.

2

What is plasma?

Liquid part of the blood

3

What is the function of plasma?(2)

-Transport blood components
-Maintains constant temperature

4

What is another name for red blood cells?

Erythrocytes

5

Where are Red blood cells formed?

Bone marrow

6

How does the structure of a red blood cell help it carry out its function?(3)

-Biconcave shape: larger surface area for carrying oxygen
-flexible it can fit through capillaries
-no nucleus: more room for haemoglobin

7

Why do red blood cells have haemoglobin?

Carries oxygen around your blood and gives it its red color

8

What do red blood cells do?

Transport oxygen and carbon dioxide

9

What is another name for white blood cells?

Leucocytes

10

Where are white blood cells produced?(3)

Red marrow, spleen and lymph glands

11

What is the structure of a white blood cell?(2)

-larger than red blood cells
-have nuclei

12

White blood cells are ______ in number compared to red blood cells.

Fewer

13

What is function of the white blood cells?

Protect the body against infection and disease.

14

What is the structure of platelet cells?(2)

-Small irregular shaped discs
-No nuclei

15

How do platelets form?

Result from break-up of bigger cells

16

What is the function of platelet cells?

Forming of clots and clotting of blood.