Chapter 5 And 6 Homework

Question 1

Leukocyte function

Answer 1

Destroy pathogens

Question 2

WBC formation

Answer 2

In bone marrow (hematopoiesis)

Question 3

WBC size and shape

Answer 3

7-20 micrometers
Granular or agranular
Vary by type

Question 4

WBC life span

Answer 4

6-8 hour in blood stream
Days-years in tissue

Question 5

WBC normal values

Answer 5

5k-10k per microliter

Question 6

WBC removal

Answer 6

Macrophages, spleen
Reticuloendothelial system

Question 7

RBC function

Answer 7

Cellular respiration

Question 8

RBC formation

Answer 8

Bone marrow

Question 9

RBC size/shape

Answer 9

Bioconcave
7-8 micrometers long
2 micrometers thick

Question 10

RBC lifespan

Answer 10

120 days

Question 11

RBC normal values

Answer 11

4.0-6.0 microliters

Question 12

RBC removal

Answer 12

Disintegrate and removed by phagocytic cells. Spleen

Question 13

Platelet function

Answer 13

Coagulation

Question 14

Platelet formation

Answer 14

Megakaryocytes
Bone marrow

Question 15

Platelet size and shape

Answer 15

Small discoid
2-4 microliters

Question 16

Platelet lifespan

Answer 16

10 days

Question 17

Platelet normal values

Answer 17

150-450x10^3

Question 18

Platelet removal

Answer 18

Spleen

Question 19

What contents are in an anticoagulated tube after being spun

Answer 19

Plasma, buffy coat, and RBC

Question 20

What is in a buffy coat

Answer 20

WBC and platelets

Question 21

What is in nonanticoagulated blood tubes

Answer 21

Serum, separator gel, clotted blood

Question 22

What tube tops are nonanticoagulated

Answer 22

Red, gold, tiger

Question 23

What percentage of blood is formed elements

Answer 23

45

Question 24

What is in clotted blood

Answer 24

RBC
WBC
PLT
Fibrinogen

Question 25

What percentage of blood is plasma or serum

Answer 25

55

Question 26

Right atrium function

Answer 26

Receives deoxygenated blood Venus

Question 27

Right ventricle function

Answer 27

Pumps blood into pulmonary artery

Question 28

Left atrium function

Answer 28

Receives blood from lungs Arterial

Question 29

Left ventricle function

Answer 29

Pumps blood into aorta

Question 30

The right half of the heart carries

Answer 30

Deoxygenated blood

Question 31

The left half of the heart carries

Answer 31

Oxygenated blood

Question 32

Blood from the right atrium gets pumped into

Answer 32

The right ventricle

Question 33

Blood from the left atrium gets pumped into

Answer 33

The left ventricle

Question 34

Blood from the right ventricle gets pumped into

Answer 34

The lungs via the pulmonary artery

Question 35

Blood from the left ventricle gets pumped into the

Answer 35

Aorta

Question 36

Pericardium description and function

Answer 36

Outer layer Consists of two layers Epicardium as external surface; parietal pericardium as a membrane encasing the heart

Question 37

Endocardium description and function

Answer 37

Inner layer. Thin layer of epithelial cells continuous with blood vessel lining. Lines interior chamber and valves

Question 38

Myocardium description and function

Answer 38

Middle layer. Thick cardiac muscle. Contracts to pump blood into arteries.

Question 39

List the three veins most commonly used by phlebotomists

Answer 39

Median cubital Cephalic Basilic

Question 40

If a serum requires serum rather than plasma, what tubes should be collected?

Answer 40

Red or yellow

Question 41

If a test requires heparin plasma, what color tube should be collected

Answer 41

Green

Question 42

A CBC is in what tube color

Answer 42

Purple

Question 43

Most anticoagulants prevent blood from clotting by binding

Answer 43

Calcium

Question 44

Most routine blood collection in the lab involves collecting blood from

Answer 44

The anticubital fossa

Question 45

Blood vessels that carry deoxygenated blood back to the heart are called

Answer 45

Veins

Question 46

Blood vessels that carry oxygenated blood away from the heart are called

Answer 46

Arteries

Question 47

K oxalate binds

Answer 47

Calcium

Question 48

Heparin can be

Answer 48

Na, NH4 (ammonium), or Li

Question 49

Sodium floride function

Answer 49

Preserve glucose

Question 50

Na Citrate binds

Answer 50

Calcium

Question 51

Difference between plasma and serum

Answer 51

Plasma contains fibrinogen, serum doesn't

Question 52

The upper chamber of the heart is the

Answer 52

Atrium

Question 53

The term buffy coat refers to

Answer 53

The middle layer of platelets and white blood cells