Blood Flashcards
1
Q
What are the functions of blood?
A
Gas exchange Nutrients and waste products Transport of hormones Maintenance of body temperature Defence mechanisms
2
Q
Leukocytes( white blood cells)
A
Involved in the immune response
Nucleated cells
5 types of leukocytes
3
Q
What are the 5 leukocytes?
A
Lymphocytes Neutrophills Monocytes Eosinophils Basophils
4
Q
Thrombocytes (platelets)
A
Not techinally cells Irreglar shaped No nucleus Contain cytoplasmic granules Involed in blood clotting Around 10 day lifespan
5
Q
Erythrocytes
A
Facilitates transport of gases No nucleus or mitchondira Complex structure Thin and flexible to squeeze through capillaries Around 120 day lifespan
6
Q
What is Haematopoiesis?
A
Is the production of new blood cells
7
Q
What is Haemoglobin
A
Majoirty of oxygen carried in blood is carried by protein haemoglobin in red cells
Each subunit contains a haem group
