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

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

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