Blood (time to become a vampire)

Question 1

What is haemotology

Answer 1

study of iron (blood)

Question 2

How many litres of blood does a 70kg person have

Answer 2

5

Question 3

What is the difference between man and woman in blood

Answer 3

man have more cell

Question 4

how long does red blood cells last

Answer 4

3 months

Question 5

What is serum

Answer 5

clotted blood

Question 6

What is the layers of centrifuged blood

Answer 6

plasma (light), buffy coat (middle), red blood cells (heavy)

Question 7

what is in the buffy coat

Answer 7

white blood cells

Question 8

What is plasma made of

Answer 8

proteins, salts, nutrients, wastes and dissolved gases

Question 9

what is the blood buffer

Answer 9

same as yr12chem ocean buffer, carbonate

Question 10

what is diaminomethanal

Answer 10

urea

Question 11

What does plasma do

Answer 11

Carries lipids, steroids, buffers ph, colloidal osmotic presssure

Question 12

What do red blood cells look like

Answer 12

truck tyre

Question 13

why do they look like truck tyres

Answer 13

to push them through capillaries

Question 14

What is haematopoiesis

Answer 14

What is used to produce blood

Question 15

Wjhat happen during gestation

Answer 15

blood produced by egg cells and liver

Question 16

what happens during life

Answer 16

youi produce blood through bones

Question 17

What are haematopoietic stem cells

Answer 17

They are cells that produce blood cells, produced through bone marrow

Question 18

What do we become if we do the lymphoid path

Answer 18

B cell or t cells

Question 19

What are the two initial paths of the stem cells

Answer 19

lymphoid and myeloi

Question 20

What is the erythrocyte line

Answer 20

the line where we can either become erythrocytes or megacaryocytes which blow into platelets

Question 21

What is the granulocyte lineage

Answer 21

where you can become a granulocyte and monocyte

Question 22

What are platelets

Answer 22

they fill in gaps of blood,which forms a thrombus. This releases a fibrin protein

Question 23

How long do platelets live

Answer 23

9 days

Question 24

What are white blood cells

Answer 24

granulocytes and monocytes

Question 25

What are the neutrophil cells

Answer 25

anti bacteria cells

Question 26

what are monocytes

Answer 26

anti viral cells which become macrophages when they reach a damaged cell

Question 27

what are eosinophils

Answer 27

anti parasitic cells, which releases oxidants

Question 28

what are the basophils

Answer 28

the on switch, it also triggers allergies

Question 29

What are the granulocytes

Answer 29

neutrophils, eosinophils and basophils

Question 30

What are the b lymphocytes

Answer 30

make antibodies

Question 31

what are the t cells

Answer 31

kill invading cells in lymphatic system

Question 32

what is special about the red blood cell

Answer 32

no nucleus

Question 33

What does haemoglobin do

Answer 33

dissolve oxygen and transport CO2

Question 34

What catylyses the buffer reaction

Answer 34

carbonic anhydrade

Question 35

What is the haem in haemoglobin

Answer 35

protoporphyrin molecule

Question 36

what is the globin in haemoglobin

Answer 36

proteins that bind

Question 37

What is the difference between young and old cells

Answer 37

how much osmotic stress there is

Question 38

How long does it take for a hemocytoblast to become an endocye and what is the process

Answer 38

becomes a proerythroblast, then an early erythroblast then a late erythroblast then a normoblact then a reticuloblast then an erythrocyte over 17 days

Question 39

How regulated are red blood cells

Answer 39

very, too few = hypoxia, too many = too viscous and you could die

Question 40

what is epo

Answer 40

a hormone in response to hypoxia which produces red blood cells

Question 41

How many red blood cells do we have

Answer 41

5 trillion cells per litre and 150g/l haemoglobin and 0.45 percent haematocrit