During the cardiac cycle shown in the graph above the ventricles eject _______ of the blood they contain at the beginning of systole. Aa little less than half Ba little more than half Cnearly all (more than 95%) D120ml QRSPPElectrocardiogram1st2ndHeart soundsDicrotic notch12080AortaLeft ventricle40Atrial systoleLeft atrium120EDVSV50ESVAtrioventricular valvesOpenClosedОpenAortic and pulmonary valvesClosedOpenClosedVentricularvolume (ml)Pressure (mm Hg)

Answered: During the cardiac cycle shown in the…

Human Anatomy & Physiology (11th Edition)

11th Edition

ISBN:9780134580999

Author:Elaine N. Marieb, Katja N. Hoehn

Publisher:Elaine N. Marieb, Katja N. Hoehn

Chapter1: The Human Body: An Orientation

Section: Chapter Questions

Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...

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Question

During the cardiac cycle shown in the graph above the ventricles eject _______ of the blood they contain at the beginning of systole.

	A	a little less than half
	B	a little more than half
	C	nearly all (more than 95%)
	D	120ml

QRS
P
P
Electrocardiogram
1st
2nd
Heart sounds
Dicrotic notch
120
80
Aorta
Left ventricle
40
Atrial systole
Left atrium
120
EDV
SV
50
ESV
Atrioventricular valves
Open
Closed
Оpen
Aortic and pulmonary valves
Closed
Open
Closed
Ventricular
volume (ml)
Pressure (mm Hg)

Expert Solution

Step 1

The cardiovascular system consists of the heart and the blood vessels. The heart is the pumping organ of the body. It pumps the blood to the other parts of the body. The pumping of the heart can be divided into systole and diastole. The blood carries to the remote areas of the body.

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