Blood Tubes Flashcards Preview

Hematology > Blood Tubes > Flashcards

Flashcards in Blood Tubes Deck (30):
1

Hat is found in whole blood?

Rbcs, wbcs, platelets, clotting factors

2

Liquid portion of blood?

Plasma

3

Liquid portion of whole blood after clotting and being spun down?

Serum

4

What is the average blood to serum ratio?

3ml blood to 1ml serum

5

Purple top anticoagulant?

EDTA

6

What are EDTA tubes commonly used for?

CBCs, platelets counts, blood smears

7

What is the anticoagulant found in green top tubes?

Lithium heparin

8

What are green top tubes often used for?

Chemistries, electrolytes, stats, emergency situation

9

How long does blood take to clot before centrifuging in a red top tube?

15-30 min

10

What do red top tubes yield?

Serum

11

What color is a serum separating tube?

Commonly yellow top

12

What is the anticoagulant found in blue top tubes?

Sodium citrate (calcium in activator)

13

What are blue top tubes commonly used for?

Clotting factors- Von Willebrands disease

14

What are the two types of gray top tubes?

Serum sample and plasma sample

15

What is diatomaceous earth gray top tube used for?

Clotting ability

16

What are sodium fluoride plasma sample gray top tubes used for?

Glucose assays tests

17

Rare tube used for blood cultures containing ACD.

Yellow top tube (rare yellow)

18

Correct order for collecting blood samples?

Blue, red, orange, green, purple, gray, yellow

19

Sample that has one hour to be separated from red blood cells.

Serum

20

Sample that must be removed from red blood cells immediately.

Plasma

21

Serum or plasma can be preserved how?

Refrigerate 4-7 days, freeze up to six months

22

What is an anticoagulant?

An additive that prevents clotting

23

Where can we obtain a draw on small animals?

Tail vein, toenail clip, ear vein

24

Needles should not be smaller than what size?

22 g

25

Two ways to occlude the draw site?

Tourniquet, drawer or restrainer hand

26

How long does it take for blood to clot after drawing?

2-5 minutes

27

What is the most common anticoagulant?

EDTA

28

What does heparin anticoagulant inhibit?

Bloods clotting protein, thrombin

29

Red stopper tubes or....

Clot tubes

30

What damage can improper handling do to blood?

Damage cell membranes, red blood cell hemolysis, white blood cell distortion.