WorksheetsCardiovascular system: Heart & Blood vessels MSM
Total questions: 32
Worksheet time: 11mins
Needed substances are carried to the body cells by
enzymes
blood
food
water
The function of the atria is to
pump blood to the lungs.
pump blood to the body.
receive blood that comes into the heart.
deliver oxygen to body tissues.
When blood flows into the right atrium from the body, it contains
little oxygen and a lot of carbon dioxide.
a lot of oxygen and little carbon dioxide.
a lot of both oxygen and carbon dioxide.
little of either oxygen or carbon dioxide.
Which of these heart structures prevents blood from flowing backward?
aorta
valve
septum
coronary artery
What causes blood pressure?
the force with which the ventricles contract
the rate at which blood flows through the heart
the speed at which oxygen is returned to blood in the lungs
the strength of the muscles in the walls of the capillaries
How many loops does the human circulatory system contain?
1
2
3
4
What instrument is used to measure blood pressure?
thermometer
stethoscope
sphygmomanometer
blood bank
When the ventricles contract, blood is pumped
out of the heart.
into the heart.
through the septum.
into veins
"The right ventricle pumps blood to the lungs"
True
False
The cardiovascular system consists of the heart, blood vessels, and lymph.
Valves
Red blood cells
Blood
Heart rate
Blood that is rich in oxygen leaves the heart through the largest artery in the body, known as the (a) .
Substances are exchanged between the blood and body cells in the blood vessels known as (a) .
Artery walls consist of three types of tissue layers: _____________, smooth muscle, and flexible connective.
ephitelial tissue
fat tissue
cardiac tissue
nervous tissue
The group of cells called the ____________________ regulates the rate at which the heart beats.
Septum
Valves
Nerve cells
Pacemaker
A flap of tissue called the ____________________ separates the right atrium from the right ventricle.
tricuspid valve
bicuspid valve
aortic valve
pulmonary valve
Blood returns to the heart from the body through blood vessels called (a) .
What is the structure labeled C?
bicuspid valve
tricuspid valve
aorta
left ventricle
Identify the structure labeled D. When blood enters structure D, is the blood low in oxygen or high in oxygen?
Right ventricle / Poor in oxygen
Left ventricle / Rich in oxygen
Left atrium / Poor in oxygen
Right ventricle / Rich in oxygen
The image below shows a cross-section of a blood vessel taken from an arm.
Which type of blood vessel is shown in the image, and which direction will blood flow?
A
B
C
D
Which blood vessel has a relatively low carbon dioxide concentration, a high oxygen concentration and a low blood pressure?
Pulmonary artery
Pulmonary vein
Aorta
Vena cava
In which list of the following do all three blood vessels carry deoxygenated blood?
aorta, pulmonary vein, renal artery
vena cava, pulmonary vein, renal vein
vena cava, pulmonary artery, renal vein
aorta, pulmonary artery, renal artery
Which of the following shows the direction that blood flows towards, through and from the heart?
Vena cava --> ventricle --> atrium --> pulmonary vein
pulmonary artery --> atrium --> ventricle --> aorta
aorta --> ventricle --> atrium --> pulmonary vein
pulmonary vein --> atrium --> ventricle --> aorta
Vessel X takes:
deoxygenated blood to the body
deoxygenated blood to the lungs
oxygenated blood to the body
oxygenated to the lungs
10. It carries blood rich in CARBON DIOXIDE from your heart to your lungs.
aorta
inferior vena cava
pulmonary artery
pulmonary vein
The blood vessel that has the largest diameter (lumen) is
vein
artery
capillary
The blood vessel that has valves at intervals...
capillary
artery
vein
none of the above
The heart pumps blood with a lot of pressure. For this reason the ______ walls are thick, resistant, and flexible.
artery
capillary
vein
cell
Blood pressure measured when the ventricles are relaxed
Diastolic
Pulse
Venous return
Systolic
Which is NOT a function of the circulatory system?
deliver O2 and nutrients to cells
remove CO2 and wastes from cells
break down carbohydrates into glucose
regulate body temperature
What is "normal" blood pressure?
120/110 mmHg
120/80 mmHg
100/80 mmHg
140/80 mmHg
Fatima has blood pressure 183/81, what is Fatima's systolic pressure?
81
183
183/81
81/183
Which is NOT a factor that helps blood move in the veins?
The volume of blood from the capillaries collecting in veins
The contraction of skeletal muscles
The endocrine system
Breathing movements
