Cardiovascular System

Question 1

Hemoglobin is made of two parts. What are they?

Answer 1

Heme (iron part) and Globin
(protein part)

Question 2

The heme portion of blood can further be broken down into what two
components?

Answer 2

Iron and biliruben

Question 3

Where are red blood cells made?

Answer 3

Red bone marrow

Question 4

Which type of white blood cell makes antibodies?

Answer 4

Lymphocyte

Question 5

What is serum?

Answer 5

Watery portion of plasma

Question 6

Describe the flow of blood as it goes through the heart.

Answer 6

Right atrium- Right ventricle- Lungs-
Left atrium- Left ventricle- Body

Question 7

What are the A-V and semilunar valves doing during atrial contraction?

Answer 7

During atrial contraction the A-V valve is open and
semilunar is closed.

Question 8

What are the A-V and semilunar valves doing during ventricular contraction?

Answer 8

During ventricular contraction the A-V is closed and
semilunar is open.

Question 9

What is a red blood cell also called?

Answer 9

Erythrocyte

Question 10

What is a white blood cell also called?

Answer 10

Leukocyte

Question 11

What are platelets also called?

Answer 11

Thrombocytes

Question 12

Which white blood cell is a scavenger cell eating debris and bacteria?

Answer 12

Monocyte

Question 13

List in order the path for the cardiac impulses going through the heart.

Answer 13

S-A node- A-V node- Bundle of His- Purkinje Fibers

Question 14

When is blood pressure in your arteries the highest?

Answer 14

Systole

Question 15

The left side of your heart pumps blood to your

Answer 15

body

Question 16

The right side of your heart pumps blood to your

Answer 16

lungs

Question 17

Characteristics of arteries

Answer 17

Arteries have thick muscular walls

Question 18

Characteristics of capillaries

Answer 18

Capillaries are microscopic and thin

Question 19

Characteristics of veins

Answer 19

Veins have thinner walls than arteries and contain valves

Question 20

Describe the characteristics of an erythrocyte

Answer 20

Biconcave disk shape, no nucleus, life span of 120 days, contains hemoglobin

Question 21

Describe platelets

Answer 21

Cell fragment, no nucleus

Question 22

Which element is needed for hemoglobin?

Answer 22

Iron

Question 23

What type of leukocyte is the least common?

Answer 23

Basophil

Question 24

What type of leukocyte is the most common?

Answer 24

Neutrophil

Question 25

What does the plasma protein Albumin do?

Answer 25

Maintains osmotic balance

Question 26

What is sickle cell anemia caused by?

Answer 26

A genetic disorder/mutation. 1 nitrogen base is different, causes shape of red blood cell to change.

Question 27

What is physiologic jaundice?

Answer 27

Underdeveloped liver in babies, makes skin yellow.

Question 28

Blood in the superior vena cava came from what part of your body?

Answer 28

Arms and head

Question 29

What is the natural pace maker of the heart called?

Answer 29

SA Node

Question 30

What is the instrument to measure blood pressure called?

Answer 30

Sphygmomenometer

Question 31

What are baroreceptors?

Answer 31

Pressure receptors in the carotid and aortic arteries.

Question 32

Which side of the heart contains deoxygenated blood?

Answer 32

Right

Question 33

How does blood from your toe get back up to your heart?

Answer 33

Valves in the veins and muscle contractions.

Question 34

What does the parasympathetic nervous system do to your heart rate?

Answer 34

Slows it down

Question 35

What does the sympathetic nervous system do to your heart rate?

Answer 35

Speeds it up

Question 36

How much blood does the average heart pump out each time it beats?

Answer 36

70 mL

Question 37

What part of your brain controls your heart rate?

Answer 37

Medulla/ brain stem

Question 38

What blood type is the universal donor?

Answer 38

O

Question 39

What blood type is the universal recipient?

Answer 39

AB

Question 40

The heart muscle gets its blood by what blood vessels?

Answer 40

Coronary

Question 41

Lub and dub heart sounds are made by what?

Answer 41

Closing of heart valves

Question 42

What blood vessel is blood pressure highest in?

Answer 42

Arteries

Question 43

Which type of blood cell lives for around 120 days?

Answer 43

Red blood cells / erythrocytes

Question 44

What does erythropoietin do?

Answer 44

It is a hormone from your kidneys that tells your bones to make more blood.

Question 45

What do valves do?

Answer 45

Permit blood to flow in one direction

Question 46

Veins have

Answer 46

Larger diameters, thinner muscles, and pump blood to the heart

Question 47

Arteries have

Answer 47

Thick muscles that pump blood away from the heart