Human Anatomy Heart Quiz

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What is the primary function of the right pump of the heart?

To circulate oxygenated blood throughout the body

To pump oxygenated blood to the lungs

To filter blood before it enters the heart

To receive deoxygenated blood from the body (correct)

Which part of the heart is responsible for receiving oxygen-rich blood?

Left atrium (correct)

Right atrium

Pulmonary arteries

Right ventricle

What anatomical structure separates the ventricles in the external anatomy of the heart?

Coronary sinus

Septum

Interventricular groove (correct)

Apex

Which of the following is NOT a layer of the heart wall?

Mesocardium Signup and view all the answers

Which condition is characterized by the heart being located on the right side of the chest?

Dextrocardia Signup and view all the answers

What type of circulation is responsible for transporting blood between the heart and the lungs?

Pulmonary circulation Signup and view all the answers

Which structure is primarily responsible for the electrical conduction system of the heart?

Cardiac conduction system Signup and view all the answers

What is the term used for the dual pump mechanism of the heart?

Biventricular system Signup and view all the answers

Which of the following accurately describes the conus arteriosus?

A smooth region located superiorly and represents the outflow part of the right ventricle Signup and view all the answers

What connects the papillary muscles to the cusps of the tricuspid valve?

Chordae tendineae Signup and view all the answers

How does the wall thickness of the left ventricle compare to that of the right ventricle?

Three times thicker Signup and view all the answers

Which opening in the left ventricle is guarded by the bicuspid valve?

A-V orifice Signup and view all the answers

What is the primary function of the moderator band in the right ventricle?

To carry nerve impulses to the right ventricular wall Signup and view all the answers

Which of the following is directly related to the left atrium?

Pulmonary veins Signup and view all the answers

What percentage of the heart base does the posterior wall of the left atrium occupy?

75-80% Signup and view all the answers

What is the arrangement of muscular projections in the right ventricle?

Three types: papillary muscles, moderator band, and trabeculae carneae Signup and view all the answers

What forms the right border of the heart?

Right atrium Signup and view all the answers

Which structure mainly comprises the base of the heart?

Left atrium Signup and view all the answers

Which muscle type is primarily responsible for the pumping action of the heart?

Cardiac muscle Signup and view all the answers

What does the inferior border of the heart mainly consist of?

Right ventricle Signup and view all the answers

What is the term for the remnant of fetal circulation found in the atrial septum?

Fossa ovalis Signup and view all the answers

Human Anatomy Heart Quiz

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