What separates the left and right side of the heart quizlet?

What separates the left and right side of the heart quizlet?

The heart is divided into 2 sides, left and right, by a muscular partition called a septum. Upper chambers on each side, the Atria, are smaller and blood flows (in)to the atria through the ve(in)s. The lower chamber on each side, the ventricles, pumps the blood (a)way from the ventricles through the (a)rteries.

What is the groove separating left and right ventricles?

Shallow grooves called the interventricular sulci, containing blood vessels, mark the separation between ventricles on the front and back surfaces of the heart. There are two grooves on the external surface of the heart. One, the atrioventricular groove, is along the line where the right atrium and the right…

What separates the left ventricle and left atrium quizlet?

The mitral valve separates the left atrium and left ventricle.

What is Interatrial groove?

A shallow furrow on the posterior surface of the heart that marks the boundary between the right and left atria. It runs approximately perpendicular to the atrioventricular groove, which it meets at the same point as does the posterior interventricular groove.

What are the Auricles?

The atrium (Latin: ātrium, lit. ‘entry hall’) or auricle is the upper chamber through which blood enters the ventricles of the heart. All animals with a closed circulatory system have at least one atrium. Humans have two atria. Formerly, the atrium was called the ‘auricle’.

What valve separates the right atrium and ventricle quizlet?

The tricuspid valve separates teh right atrium from the right ventricel, and the bicuspid (mitral) valves separates the left atrium from the left ventricle.

How are the left and right sides of the heart separated?

The left and the right sides of the heart are separated by walls of tissue known as septums. There are two septums in the heart. The atrial septum separates the left and the right atria, and the ventricular septum separates the left ventricles from the right ventricles.

Where does the right side of the heart pump oxygenated blood?

On the right side of the heart, the right atrium and ventricle work to pump oxygen-poor blood to the lungs. On the left side, the left atrium and ventricle combine to pump oxygenated blood to the body.

What are the names of the two chambers of the heart?

The upper two chambers are called atria (singular: atrium) and the lower two are known as ventricles (singular: ventricle). Muscular walls, called septa or septum, divide the heart into two sides.

Where are the four valves in the heart?

There are four valves within the heart: The tricuspid valve is between the right atrium and the right ventricle. The pulmonary valve is between the right ventricle and the pulmonary artery. The mitral valve is between the left atrium and the left ventricle. The aortic valve is located between the left ventricle and the aorta.