blood composition and function

Question 1

what does blood act as

Answer 1

transport medium

Question 2

what is plasma

Answer 2

liquid with the clotting factors

Question 3

what is serum

Answer 3

plasma without the clotting factor

Question 4

name a clotting factor

Answer 4

fibrinogen

Question 5

what is clotting time

Answer 5

8-15 mins

Question 6

what prevent clotting

Answer 6

anticoagulants

Question 7

example anticoagulants

Answer 7

EDTA

Heparin

Question 8

what does centrifugation priduced

Answer 8

wplasma layer
Buffy layer
Red layer

Question 9

what is PCV (packed cell volume) calculated by

Answer 9

height of red (PC)/height of sample

Question 10

how can blood be stored

Answer 10

whole blood
packed red blood cells (neoplasm)
platelet rich plasma

Question 11

how are blood donations treated

Answer 11

heat treated

Question 12

what is a risk of blood transfusion

Answer 12

acute haemolytic transaction reaction

Question 13

what is the worst case of acute haemolytic transaction reaction

Answer 13

A antibodies given to O recipient

Question 14

what do all blood cells evolve from

Answer 14

haemocytoblast

Question 15

where does blood cell differentiation occur

Answer 15

bone marrow

Question 16

what is making of ‘new blood called’

Answer 16

haematopoiesis

Question 17

what is making of erythrocytes called

Answer 17

erythropoiesis

Question 18

what is erythropoiesis stimulated by

Answer 18

lack of O2 detected by kidneys
EPO secreted
EPO acts on erythrocyte precursors and increases production in red blood marrow

Question 19

types of leukocytes

Answer 19

neutrophils
esinophils
basophils
lymphocytes
monocytes

Question 20

what regulate the level of blood cells in circulation

Answer 20

colony stimulating factors

Question 21

what is erythrocyte sedimentation

Answer 21

how quick erythrocytes settle at the bottom

Question 22

how does erythrocyte sedimentation differ

Answer 22

quicker in men

increases with age and inflammatory diseases

Question 23

what are platelets

Answer 23

cell fragments that are involved in the clotting processss

Question 24

how is cholesterol calculated

Answer 24

HDL + LDL + 20% triglyceride value

Question 25

calculating cardiac risk rate

Answer 25

total cholesterol/HDL cholesterol

Question 26

what looks at type o infections that occurs

Answer 26

serology

Question 27

what can we measure to detect what infectin

Answer 27

IgG and IgM

Question 28

plasma proteins

Answer 28

albumins
globulins
fibriogens

Question 29

functio of albumins

Answer 29

maintain osmotic pressure

Question 30

function of globulins

Answer 30

transport globulns

Question 31

function of fibrinogens

Answer 31

coagulation

Question 32

what do plasma proteins contribute to

Answer 32

osmotic pressure