Cardiovascular System Quiz

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Which condition describes the inability of the heart to pump blood effectively?

Hypertension

Ischemia

Embolism

Heart failure (correct)

What is the term for the deficiency of blood supply to a tissue or organ?

Ischemia (correct)

Aneurysm

Embolism

Angina

What does an aneurysm refer to?

A tumor in the heart

Localized abnormal dilation of a blood vessel (correct)

A rapid heart rate

An obstruction in blood flow

Which term is used to describe death of cardiac muscle due to lack of blood supply?

Myocardial infarction Signup and view all the answers

What type of vessel carries blood away from the heart?

Artery Signup and view all the answers

What is the contraction phase of the heartbeat officially called?

Systole Signup and view all the answers

Which term describes the buildup of fatty deposits in the arteries?

Atherosclerosis Signup and view all the answers

What term is used to define a fast heart rate of more than 100 bpm?

Tachycardia Signup and view all the answers

Which of the following refers to a condition that blocks blood vessels?

Occlusion Signup and view all the answers

What is the term for a slow heart rate of fewer than 60 bpm?

Bradycardia Signup and view all the answers

What is the primary function of the cardiovascular system?

To circulate blood, delivering oxygen and nutrients Signup and view all the answers

Which blood vessels return oxygen-poor blood to the heart?

Superior and inferior vena cavae Signup and view all the answers

Atherosclerosis is primarily characterized by which of the following?

Fatty deposits in vessel linings Signup and view all the answers

The left ventricle is responsible for pumping blood to which area?

Body tissues through the aorta Signup and view all the answers

Which of the following anatomical structures receives oxygen-rich blood?

Left atrium Signup and view all the answers

Which component plays a role in immune responses through transportation?

White blood cells Signup and view all the answers

What term describes the force exerted by circulating blood on the walls of blood vessels?

Blood pressure Signup and view all the answers

Which heart chamber pumps blood to the lungs?

Right ventricle Signup and view all the answers

During which phase of the cardiac cycle does the heart relax and fill with blood?

Diastole Signup and view all the answers

What structure connects arteries and veins?

Capillaries Signup and view all the answers

What is the primary function of arteries in the vascular system?

To carry blood away from the heart Signup and view all the answers

Which term refers to the smallest blood vessels where exchanges take place?

Capillaries Signup and view all the answers

What does the sinoatrial (SA) node primarily function as?

The primary pacemaker of the heart Signup and view all the answers

Arrhythmia refers to what kind of heart condition?

An irregular heartbeat pattern Signup and view all the answers

What characterizes a myocardial infarction (MI)?

Localized necrosis of cardiac muscle Signup and view all the answers

Which cardiovascular condition is characterized by a dilation of a blood vessel due to weakness in the vessel wall?

Aneurysm Signup and view all the answers

Which of the following describes hypertension?

Higher-than-normal blood pressure without a known cause Signup and view all the answers

Which of the following best describes atherosclerosis?

Development of fatty patches leading to artery narrowing Signup and view all the answers

What does the term 'dyspnea' refer to in cardiovascular terms?

Difficulty or labored breathing Signup and view all the answers

What diagnostic tool is used to visualize internal cardiac structures using ultrasound?

Echocardiography Signup and view all the answers