Blood

Question 1

What does blood do?

Answer 1

Blood helps to move nutrinets and waste around the body, it also help to regulate the PH and prevents infections

Question 2

What are the components of the blood?

Answer 2

1.Plasma
2.Buffy coat
3.Red blood cells

Question 3

What are the features of red blood cells

Answer 3

1. Makes up 45%
2. Carries o2 and co2
3. Have a bioconave shape for gas exchange
4. Doesnt have any organelles
5. Last for 120 days

Question 4

What are the features for the buffy coat ?

Answer 4

1. Makes up less than 1 %
2. Contain platelets and leukocytes
3. Platelets come from megakaryocytes from th ebone marrow
4. Platelets seal damaged blood vessels
5. Leukocytes get rid of pathogens and destroy cancer cells
6. Moncytes in the leukocytes make up 5%, these eat the pathogen up (Phagocytosis)
7. Basophils= part of granlocytes for allgeric

Question 5

What are the features of plasma?

Answer 5

1.Makes up 55%
2.Has no cells
3.Plasma is made up of 90% of water and 10% protein,electrolytes and dissolved gases
4.The protein found is Albumin which is made in the liver & it keeps H20 in the blooodstream
5.It also transport protein-shuttles fatty acid, calcium & hormones
6.Electroltes= Ca+ Na+ Cl-& K+