Font size
WorksheetsCardiovascular System Test Review
Total questions: 51
Worksheet time: 27mins
What is the role of the bicuspid valve during ventricular contraction?
It prevents blood from flowing back into the left atrium
It allows blood to flow from the left atrium to the left ventricle
It prevents blood from flowing into the right ventricle
It allows blood to flow from the right ventricle to the right atrium
What is the main artery that distributes oxygen-rich blood from the heart to the body?
pulmonary artery
aorta
inferior vena cava
superior vena cava
Pulmonary arteries transport ______.
oxygenated blood to the lungs
deoxygenated blood to the lungs
oxygenated blood to the heart
deoxygenated blood to the heart
Which of the following statements about pulmonary veins is true?
They carry deoxygenated blood from the lungs to the heart
They carry oxygenated blood from the heart to the lungs
They return blood to the right ventricle of the heart
They return oxygenated blood to the left atrium of the heart
Which of the following represents the correct sequence of parts through which blood moves in passing from the vena cava to the lungs?
tricuspid valve, right atrium, pulmonary valve, right ventricle
pulmonary valve, right atrium, tricuspid valve, right ventricle
Which part of the heart's electrical activity is represented by the QRS complex on an ECG?
The depolarization of the atria
The depolarization of the ventricles and repolarization of the atria
The repolarization of the ventricles
The repolarization of the atria
The aortic semilunar valve prevents blood from flowing back into which chamber of the heart?
left ventricle
right ventricle
left atrium
right atrium
Which chamber of the heart has the thickest wall due to its role in pumping blood to the entire body?
right atrium
right ventricle
left ventricle
Which part of the heart is responsible for initiating the heartbeat?
SA node
AV node
AV Bundle
Tricuspid Valeve
What is the path of an electrical stimulus through the heart.
SA node, AV node, AV bundle, Bundle branches
AV node, SA node, Bundle branches, AV bundle
Bundle branches, AV bundle, SA node, AV node
AV bundle, Bundle branches, AV node, SA node
In an ECG pattern, which wave represents the depolarization of the atria?
P wave
QRS complex
T wave
U wave
Which structure allows the atria to communicate with the ventricles.
A-V bundle
Pulmonary vein
Mitral valve
Chordae tendineae
What event is associated with the second heart sound?
AV valves open
semilunar valves close
ventricles relax
atria relax
What event is associated with the first heart sound?
AV valves close
semilunar valves close
ventricles relax
atria relax
Which structure returns deoxygenated blood to the heart
Artery
Arteriole
Capillary
Venule
Vein
Strong, elastic vessels that transport blood from the ventricles
Artery
Arteriole
Capillary
Venule
Vein
What type of blood vessel connects capillaries to veins?
Artery
Arteriole
Capillary
Venule
Vein
Which layer of the artery contains collagenous fibers and irregular connective tissue?
tunica interna
tunica media
tunica externa
Thin layer that allows for exchange of substances in the blood and tissues
Artery
Arteriole
Capillary
Venule
Vein
Fine branches of blood vessels that transport blood away from the heart
Artery
Arteriole
Capillary
Venule
Vein
Which valve is also referred to as the mitral valve?
bicuspid
tricuspid
aortic
pulmonary
What is the function of the SA node in the heart?
It initiates the heartbeat and sets the pace for the heart rate.
It separates the left and right atria.
It pumps blood to the lungs.
It controls the opening and closing of heart valves.
Which layer of an artery is primarily responsible for vasoconstriction and vasodilation?
tunica media
tunica intima
tunica externa
adventitia
What is the role of the bundle branches in the heart?
They conduct electrical impulses to the ventricles.
They pump blood into the atria.
They regulate blood pressure.
They produce red blood cells.
Where is the AV node located in the heart?
In the right atrium near the interatrial septum.
In the left ventricle.
At the base of the aorta.
In the pulmonary artery.
Which part of the heart's conduction system is responsible for transmitting impulses to the ventricles?
SA node
AV node
Purkinje fibers
Bundle of His
Where is the interventricular septum located?
Between the left and right atria
Between the left and right ventricles
Between the atria and ventricles
In the left atrium
Which valve in the heart prevents the backflow of blood into the right atrium?
The mitral valve.
The tricuspid valve.
The aortic valve.
The pulmonary valve.
Which chamber of the heart is responsible for pumping oxygenated blood to the rest of the body?
Right Atrium
Left Atrium
Left Ventricle
Pulmonary Vein
What is the function of the pulmonary valve in the circulatory system?
It prevents the backflow of blood into the right ventricle.
It directs blood into the left atrium.
It transports deoxygenated blood to the lungs.
It connects the left ventricle to the aorta.
What is the primary function of veins in the human body?
To carry oxygenated blood away from the heart
To transport deoxygenated blood back to the heart
To filter waste products from the blood
To produce red blood cells
Which characteristic is specific to veins and not arteries?
Thicker walls
Presence of valves
Higher blood pressure
Transport of oxygenated blood
What is the primary function of blood vessels in the human body?
To store nutrients
To transport blood
To produce hormones
To digest food
What type of blood vessel is responsible for transporting oxygenated blood from the heart to the rest of the body?
Veins
Arteries
Capillaries
Lymph vessels
This refer to what happen to the heart during the different phases of an electrocardiography. Match the following
P wave
The atria contracts
QRS complex
The ventricles contacts
T wave
The atria fill with blood
What is the main structural difference between arteries and veins?
Arteries have thicker walls
Veins have thicker walls
Arteries have valves
Veins have no walls
Which blood vessel carries oxygenated blood from the heart to the rest of the body?
Carotid artery
Femoral artery
Aorta
Pulmonary artery
What is the contraction phase of a hearbeat called?
diastole
sinoatrial
systole
atrioventricular
Using the word bank provided, label the following parts of the heart.
Apex
Left Atrium
Right Atrium
Left Ventricle
Right Ventricle
Which is located within the walls of the ventricles?
Purkinje fibers
SA node
AV node
AV bundle and branches
A cardiac cycle is:
ventricular relaxation
ventricular contraction
equivalent to 1 complete heart beat
a heart attack
Match the numbered features of this electrocardiograph with the appropriate name.
P wave
3
QRS complex
1
T wave
2
The blood-brain barrier normally allows therapeutic agents to the brain.
True
False
A back flow of blood in a vessel that causes the blood to pool.
Arteriostenosis
Varicose veins
Hemorrhoids
Atherosclerosis
This blood vessel layer faces the lumen.
Tunica intima
Tunica media
Tunica externa
Vasa vasorum
Blood pressure measured when the ventricles are relaxed
Diastolic
Pulse
Venous return
Systolic
What is "normal" blood pressure
120/110 mmHg
120/80 mmHg
100/80 mmHg
140/80 mmHg
What is the function of capillaries?
Transports deoxygenated blood
Transport oxygenated blood
Site for exchange of materials
What is the outermost layer of the heart known as?
Myocardium
Endocardium
Epicardium
The muscular middle layer of the heart is called the
epicardium
myocardium
pericardium
endocardium
The heart layer that keeps blood from sticking to the inside of the heart and forming potentially deadly blood clots is called
endocardium
pericardium
myocardium
epicardium
