FOR FINAL Module 1

Question 1

What is the purpose of hemoglobin

Answer 1

Carry oxygen

Question 2

What part of the hemoglobin molecule binds oxygen?

Answer 2

To the iron.

Question 3

How many oxygen can attach to one hemoglobin?

Answer 3

4 oxygen

The heme ring binds O2, consists of 4 polypeptide chains

Question 4

How much carbon dioxide is transported by hemoglobin?

Answer 4

23%

Question 5

Name 3 blood cell types?

-Medical term and function

Answer 5

1 - Red Blood Cell, Erythrocytes, Transport O2
2 - White Blood Cell, Leukocytes, Immune
3 - Platelets, Thrombocytes, Clotting

Question 6

Where is erythropoietin made?

What does it do?

Answer 6

• Made in the kidneys.

- Increases RBC production.

Question 7

Do red blood cells have a nucleus?

Answer 7

NO

Question 8

How long does an RBC live?

Answer 8

About 120 days

Question 9

Name 5 major leukocytes.

Answer 9

1 - Eosinophil
2 - Basophil
3 - Neutrophil
4 - Lymphocyte
5 - Monocyte

Question 10

Eosinophil

Answer 10

• combats effects of allergic reaction
• 2-4% of WBC’s
• 2 lobed nucleus

Question 11

Basophil

Answer 11

• release heparin, histamine & serotonin
• least abundant type of WBC
• Large hard to see nucleus

Question 12

Neutrophil

Answer 12

• phagocytes that respond quickly to tissue damage
• Most abundant type of WBC
• many lobed nucleus

Question 13

Lymphocyte

Answer 13

• many types, B cells, T cells, NK cells
• 20-40% of WBC
• smallest in size, nucleus has only small rim of cytoplasm

Question 14

Monocyte

Answer 14

• differentiate into macrophages
• phagocytes that destroy microbes
• 3-8% of WBC
• nucleus is horseshoe shaped

Question 15

Define Antigen

Answer 15

• composed of glycoproteins & glycolipids

- can provoke antibodies

Question 16

Define Antibodies

Answer 16

-protein produced by plasma cells in response to certain antigens.

Question 17

Type A Blood
1-Antigen
2-Antibody
3-Can receive blood from
4-Can give blood to

Answer 17

1 - A
2 - Anti-B
3 - A & O
4 - A

Question 18

Type B Blood
1-Antigen
2-Antibody
3-Can receive blood from
4-Can give blood to

Answer 18

1 - B
2 - Anti-A
3 - B & O
4 - B

Question 19

Type AB Blood
1-Antigen
2-Antibody
3-Can receive blood from
4-Can give blood to

Answer 19

1 - A & B
2 - no antibody
3 - A, B, AB & O (universal receiver)
4 - AB

Question 20

Type O Blood
1-Antigen
2-Antibody
3-Can receive blood from
4-Can give blood to

Answer 20

1 - No Antigen
2 - Both A & B
3 - O
4 - A, B, AB, & O (universal donor)

Question 21

Major damage caused by transfusion reaction?

Answer 21

Agglutination (clumping of RBC’s)

Question 22

What is Rh antigen?

Answer 22

specific Rh antigen on surface of RBC’s

Question 23

What does Rh+ mean?

Answer 23

Means you have the antigen.

Question 24

What happens if Rh- receives Rh+ blood?

Answer 24

They will make the anti-Rh antibody.

Question 25

What happens if Rh- person receives Rh+ blood more than one time?

Answer 25

- Antibodies then attack the Rh antigen. | - Causes agglutination & hemolysis (rupture of RBC's).

Question 26

Which 2 valves are termed AV valves?

Answer 26

- Tricuspid valve | - Bicuspid valve

Question 27

Which 2 valves are termed semilunar valves?

Answer 27

- Aortic valve | - Pulmonary valve

Question 28

What force causes the open & close of the AV valves?

Answer 28

higher pressure in the atria than ventricles.

Question 29

What force causes the open & close of the semilunar valves?

Answer 29

higher pressure in ventricles than in arteries.

Question 30

``` Atrial Systole 1-preceeded by ____EKG wave 2-causes the atria to _______ 3-blood goes where______ 4-Semilunar valves are _______ ```

Answer 30

1- P wave 2- contract 3-to the ventricles 4 - closed

Question 31

``` Ventricular Systole 1-preceeded by ____EKG wave 2-causes the ventricles to _______ 3-AV valves ______ 4-Semilunar valves _______ 5 - blood does what ```

Answer 31

``` 1- QRS wave 2- contract 3- close (make lubb sound) 4- open 5- ventricular ejection of blood into arteries ```

Question 32

``` Ventricular Diastole 1-preceeded by ____EKG wave 2-causes the ventricles to _______ 3-AV valves ______ 4-Semilunar valves _______ ```

Answer 32

1- T wave 2- relax 3 - open 4- close (makes dupp sound)

Question 33

Three branches off of aortic arch from left to right.

Answer 33

1-Brachiocephalic 2-Left common carotid 3-Left subclavian

Question 34

Heart conduction system 1-name parts in order 2-what is the natural pacemaker

Answer 34

1- SA node, AV node, AV bundle, Bundle branches, Purkinje fibers 2 - SA node