other blood experiments - phyana lab

Question 1

normal clotting time

Answer 1

3-6 min

Question 2

method used in bleeding time

Answer 2

duke’s method

Question 3

volume of packed red cells after blood centrifugation

Answer 3

hematocrit

Question 4

hematocrit also known as

Answer 4

PCV packed cell volume

Question 5

measure of proportion of red cells to plasma in peripheral blood but not entire circulation

Answer 5

hematocrit

Question 6

pigment in rnc that has affinity with oxygen

Answer 6

hemoglobin

Question 7

the darker the color of the sample

Answer 7

the higher hemoglobin count

Question 8

used in counting cellular elements of blood

Answer 8

hemacytometer

Question 9

one type of counting chamber used in hemacytometry

Answer 9

neubauer improved counting chamber

Question 10

how many primary square are in neubauer

Answer 10

1

Question 11

how many secondary squares in neubauer

Answer 11

9

Question 12

TOTAL number of smaller squares in central secondary sqaure

Answer 12

400

Question 13

gives the relative proportion of leukocyte types

Answer 13

differential WBC count

Question 14

increased in chronic infection

Answer 14

basophil and monocytes

Question 15

acute infection

Answer 15

neutrophil

Question 16

antibody reaction

Answer 16

lymphocytes

Question 17

allergic reaction

Answer 17

eosinophil/

Question 18

why discard drops

Answer 18

to push downwards the mixed solution

Question 19

time it takes for a puncture wound to stop bleeding

Answer 19

bleeding time

Question 20

bleeding time normal value

Answer 20

1-3 min

Question 21

bleeding time depends upon the

Answer 21

depth of wound

degree of hyperemia

Question 22

how does one develop Rh antiboides

Answer 22

when an Rh - is exposed to an Rh+ positive

Question 23

importance of determining clotting time

Answer 23

assessing risk of excessive bleeding

Question 24

liquid portion of blood that has no fibrinogen

Answer 24

serum

Question 25

what indicates clotting time

Answer 25

Appearance of fibrin that goes with lancet

Question 26

what must be done before putting blood sample on the slide (not for clotting time)

Answer 26

disinfect ring finger

wipe off first drop of blood