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Q: The Cardiovascular System: Blood & The Heart

Total questions: 50

Worksheet time: 50mins

Name
Class
Date
1.

The stem cell that give rise to all formed elements are

a)

hemocytoblasts

b)

lymphoblasts

c)

megakaryoblasts

d)

monoblasts

2.

Which of the ff constituents of blood is used as a sensitive indicator of increased hematopoiesis?

a)

erythrocytes

b)

reticulocytes

c)

neutrophils

d)

platelets

3.

The most numerous types of leukocytes whose primary function is phagocytosis are

a)

macrophages

b)

lymphocytes

c)

neutrophils

d)

thrombocytes

4.

Monocytes

a)

Are the smallest sized leukocytes

b)

Increase in number in chronic infections

c)

give rise to neutrophils

d)

all of the above

5.

A constituent of blood plasma that forms the network of fibers in a clot is

a)

fibrinogen

b)

thromboplastin

c)

platelets

d)

thrombin

6.
What blood disorder might a person develop after moving to a city at a high altitude?
a)
polycythemia
b)
sickle cell anemia
c)
pernicious anemia
d)
aplastic anemia
7.
The three step process that stops blood flowing from a cut is called _________
a)
hemostasis
b)
homeostasis
c)
coagulation
d)
agglutination
8.
Low levels of oxygen in the blood stimulate the kidneys to release the hormone ______
a)
erythropoietin
b)
adrenalin
c)
insulin
d)
epinephrine
9.
Antibodies binding to antigens on RBCs causes a clumping known as __________
a)
agglutination
b)
coagulation
c)
clotting cascade
d)
hemolysis
10.
Which leukocyte produces antibodies?
a)
lymphocytes
b)
monocytes
c)
eosinophils
d)
basophils
11.
Cell fragments that form from the rupture of a megakaryocyte are called ______
a)
platelets
b)
erythrocytes
c)
leukocytes
d)
plasma
12.
What blood type can receive blood from both Type B and Type AB donors?
a)
Type AB
b)
Type B
c)
Type A
d)
Type O
13.
The three steps of hemostasis are:
1. vascular spasm
2. ___________
3. coagulation
a)
platelet plug formation
b)
agglutination
c)
dilation
d)
erythropoieten formation
14.
The lack of sufficient red blood cells in the blood system is called
a)
cyanosis
b)
anemia
c)
hemochromatosis
d)
hypoxia
15.
Another name for white blood cells is
a)
erythrocytes
b)
plasmocytes
c)
leukocytes
d)
thrombocytes
16.
Blood is classified as ___ tissue.
a)
connective
b)
circulatory
c)
epithelial
d)
muscular
17.
The shape of the RBC allows for a greater surface area so the cell can
a)
fit through capillaries easily
b)
exchange gasses more quickly
c)
hold additional hemoglobin
d)
reproduce quicker
18.

What makes up around 55% of the blood?

a)

Plasma

b)

Red Blood Cells

c)

White Blood Cells

d)

Platelets

19.

How much blood does an adult have?

a)

5 liters

b)

10 liters

c)

8 liters

d)

20 liters

20.
Which blood type can receive any other blood type?
a)
Type-A
b)
Type-B
c)
Type-O
d)
Type-AB
21.
What blood type is the "universal donor" because it can be donated to anyone?
a)
A
b)
B
c)
AB
d)
O
22.

Sickle Cells are shaped like ____.

a)

Sphere

b)

Biconcave disc

c)

Crescent

d)

Biconvex disc

23.

Which could be in danger of a blood disorder if a mother and fetus had differing Rh factors?

a)

the mother

b)

the fetus during the first pregnancy

c)

the fetus during the second pregnancy

d)

the father

24.

This test shows results for which blood type?

a)

B+

b)

B-

c)

A+

d)

A-

25.

What is the blood type?

a)

O-

b)

O+

c)

Not Valid

d)

AB+

26.

This artery is the only artery in the body to carry deoxygenated blood:

a)

Aorta

b)

Pulmonary Artery

c)

Coronary Arteries

d)

Hepatic Arteries

27.

Deoxygenated blood travels from the right atrium to the right ventricle through this valve:

a)

Mitral Valve

b)

Aortic Valve

c)

Pulmonary Valve

d)

Tricuspid Valve

28.

The only veins in the body that carry oxygenated blood are the:

a)

Vena Cava

b)

Pulmonary Veins

c)

Pulmonary Arteries

d)

Venules

29.

The chordae tendineae prevent the prolapse of:

a)

The aortic valve

b)

The pulmonary valve

c)

The atrioventricular valves

d)

The semi-lunar valves

30.

The semi-lunar valves include:

a)

The bicuspid and the tricuspid

b)

The tricuspid and the aortic valve

c)

The aortic valve and the bicuspid

d)

The aortic valve and the pulmonary valve

31.

Blood from the Inferior and Superior Vena Cava empties into the:

a)

Right ventricle

b)

Right atrium

c)

Left ventricle

d)

Left atrium

32.

What is the correct path through the circulatory system which describes the traveling of a blood cell from the left leg?

a)

Inferior Vena cava → left atrium → left ventricle → lungs → right atrium → right ventricle → aorta

b)

Inferior Vena cava → right atrium → right ventricle → lungs → left atrium → left ventricle → aorta

c)

Superior Vena cava → left atrium → right atrium → lungs → left ventricle → right ventricle → aorta

d)

Inferior Vena cava → right atrium → left atrium → lungs → right ventricle → left ventricle → aorta

33.

At the instant following the second heart sound, which heart valves are open?

a)

Both atrioventricular valves and semilunar valves

b)

Atrioventricular valves only

c)

All valves are closed

d)

Semilunar valves only

34.

Which of the following tissues inside the heart, lines all of the chambers and covers valves?

a)

Pericardium

b)

Epicardium

c)

Myocardium

d)

Endocardium

35.

The 'Lub' sound of the heart is caused by .....

a)

Atrioventricular valves closing

b)

Semilunar valves closing

c)

Blood flowing through the Pulmonary artery and aorta

d)

Blood Flowing down into the ventricles

36.

Which of the following is true about the semi-lunar valves in the heart?

a)

They are between atria and ventricles

b)

They close when pressure in the arteries is higher than pressure in the atria

c)

They prevent backflow of blood into the atria

d)

They open when pressure in the ventricles is higher than pressure in the arteries

37.

State the phase of cardiac cycle shown in the diagram.

a)

Atrial systole, ventricular systole

b)

Atrial diastole, ventricular systole

c)

Atrial systole, ventricular diastole

d)

Atrial diastole, ventricular diastole

38.
The AV node is located at...
a)
A
b)
B
c)
C
d)
D
39.
The 'Dub' sound of the heart's LUB DUB? are the....
a)
Atrioventricular valves closing
b)
Semilunar Valves closing
c)
Blood flowing through the Pulmonary Trunk and Aorta
d)
Blood Flowing down into the venticles
40.
The pacemaker of the heart is also known as the....
a)
AV node
b)
SA node
c)
Purkinje fibres
d)
Bundle of His
41.
What fibres allow the ventricles to contract?
a)
SA
b)
AV
c)
Purkinje
d)
Bundle of His
42.

The opening of semilunar valves is due to

a)

increased ventricular pressure

b)

decrease ventricular pressure

c)

increased aortic pressure

d)

increase in artrial volume

43.

What is the cardiac cycle?

a)

The performance of the heart from the ending of one heartbeat to the beginning of the next

b)

The amount of time that it takes to pump all the blood through your heart

c)

The heart rhythm in a resting heart

d)

The movement of oxygenated blood from the heart until it returns as deoxygenated blood

44.
Why are the walls of the left ventricle thicker than that of the right ventricle?
a)
The left ventricle must force blood into all the capillaries of the lungs 
b)
the left ventricle doesn't skip leg day
c)
This is false, the walls of the right ventricle are thicker
d)
Blood from the left ventricle is pumped throught the entire body 
45.

What is another name for a mitral valve?

a)

bicuspid

b)

tricuspid

c)

aortic

d)

pulmonary

46.

Which of the following competitive events requires the highest maximal oxygen consumption?

a)

playing baseball

b)

riding a bike

c)

rowing a boat

d)

cross-country skiing

47.

What is the main reason that trained athletes have an increased heart stroke volume compared to untrained athletes?

a)

increased left ventricular volume

b)

increased capillarization

c)

increased arterio-venous oxygen difference

d)

increased resting heart rate

48.

Which of the following correctly describes the sequence of excitation of heart muscle?

a)

AV node -> bundle of HIS -> SA node

b)

SA node -> AV node -> bundle of HIS

c)

bundle of HIS -> SA node -> AV node

d)

AV node -> SA node -> bundle of HIS

49.
Which of the following ensures that blood does not flow in the wrong direction?
a)
closure of atrioventricular valves during ventricular systole
b)
closure of atrioventricular valves during atrial systole
c)
closure of atrioventricular valves during ventricular diastole
d)
closure of atrioventricular valves during atrial diastole
50.

Who composed and released the song "How Can You Mend a Broken Heart"?

a)

The Bee Gees

b)

The Beatles

c)

Taylor Swift

d)

Metallica

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