Heart/ Diseases

Multiple Choice

What is the shape and size of the heart as described in the image?

• Triangular and the size of a closed fist

• Round and the size of a grapefruit

• Square and the size of a tennis ball

• Oval and the size of a baseball

Multiple Choice

The pointed, inferior portion of the heart, known as the ________ rests on the diaphragm and is oriented towards the left hip.

• base
• mediastinum
• apex
• pericardium

Multiple Choice

What is the primary function of rhythmic compression of the heart during cardiac arrest?

• To maintain blood flow

• To stop the heart

• To increase heart rate

• To reduce blood pressure

Multiple Choice

The purpose of heart valves is to 

• set the pace at which the heart beats
• prevent blood from flowing backward
• oxygenate the blood as it passes through the valve
• add minerals to the blood

Multiple Choice

The two chambers of the heart which receive blood are known as the _________

• atria
• ventricles
• systemics
• pulmonic

Multiple Choice

Name part N.

• Right atrium

• left atrium

• right ventricle

• left ventricle

Multiple Choice

What is the smooth lining of heart chambers called?

• Myocardium

• Endocardium

• Pericardium

• Epicardium

Fill in the Blank

Type of muscle that is striated, involuntary, and contains intercalated discs

Multiple Choice

This type of muscular tissue makes up the heart.

• Skeletal

• Smooth

• Cardiac

• Long

Multiple Choice

The outermost layer of the heart wall is known as:

• Myocardium

• Endocardium

• Epicardium

• Pericardium

Multiple Choice

What is the function of the pericardium?

• To protect the heart

• To pump blood

• To supply oxygen

• To regulate temperature

Multiple Choice

What is the definition of the Cardiac Cycle?

• the contraction of the atria
• the sequence of events that occur during one complete heartbeat
• the contraction and relaxation of the ventricles
• the circulation of blood in the heart

Multiple Choice

During the Cardiac Cycle the diastole phase is when?

• The heart is fully contracted
• The heart is fully relaxed
• When the atria are relaxed and Ventricles contracted
• All of the above

Multiple Choice

A flap of tissue that prevents blood from flowing backward

• Aorta
• Atrium
• Septum
• Valve

Multiple Choice

Which letter is pointing to the tricuspid valve?

• M

• N

• L

• O

Multiple Choice

When the heart creates the "dub" sound, what is happening?

• The semilunar valves close

• The bicuspid valves close

• The tricuspid valves close

• The atrioventricular valves close

Multiple Choice

The 'lub' sound produced after

• semilunar valves close

• atria are fully contracted

• ventricles start to relax

• bicuspid valve and tricuspid valve suddenly close

Multiple Choice

What are the two separate pumps of the heart and what functions do they perform?

• Right atrium and left ventricle

• Right atrium and right ventricle

• Left atrium and left ventricle

• Right ventricle and left ventricle

Reorder

Put the flow of blood through your heart in order. Start with deoxygenated blood coming to the heart.

• Right atrium

• Right ventricle

• lungs

• left atrium

• left ventricle

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

Multiple Choice

After the blood leaves the right atrium, it goes to the...

• Right Ventricle

• Right Atrium

• Left Ventricle

• Left Atrium

Fill in the Blank

Which chamber of the heart pushes the blood to begin pulmonary circulation?

Open Ended

Why is the blood that flows from the lungs to the heart

bright red rather than dark red?​

Multiple Choice

What are the consequences of coronary thrombosis and embolism as mentioned in the first image?

• Blood cannot flow to the heart

• It causes a heart attack

• It leads to chest pain

• It is a type of stroke

Multiple Choice

What is the process of atherosclerosis as described in the image?

• A type of blood clot

• Hardening of arteries due to lipid buildup

• A form of myocardial infarction

• A type of angina pectoris

Multiple Choice

What is the purpose of coronary bypass surgery?

• To treat restricted blood flow

• To strengthen heart muscles

• To replace heart valves

• To reduce cholesterol levels

Multiple Choice

The blood vessels that supply nutrients directly to the heart are the

• pulmonary veins

• superior and inferior vena cava

• aorta

• right and left coronary arteries

Multiple Choice

The heart’s natural pacemaker is termed the:

• sinoatrial node (SA)

• atrioventricular node (AN)

• Purkinje fibers (PF)

Multiple Choice

How does heart rate affect cardiac output?

• Increases output

• Decreases output

• No effect

• Depends on stroke volume