Anatomy & Physiology
1st Edition
ISBN: 9781938168130
Author: Kelly A. Young, James A. Wise, Peter DeSaix, Dean H. Kruse, Brandon Poe, Eddie Johnson, Jody E. Johnson, Oksana Korol, J. Gordon Betts, Mark Womble
Publisher: OpenStax College
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Textbook Question
Chapter 19, Problem 25RQ
Which primitive area of the heart will give rise to the right ventricle?
- bulbus cordis
- primitive ventricle
- sinus venosus
- truncus arteriosus
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Chapter 19 Solutions
Anatomy & Physiology
Ch. 19 - Visit this site...Ch. 19 - Which of the following is not important in...Ch. 19 - Which valve separates the left atrium from the...Ch. 19 - Which of the following lists the valves in the...Ch. 19 - Which chamber initially receives blood from the...Ch. 19 - The ________ layer secretes chemicals that help to...Ch. 19 - The myocardium would be the thickest in the...Ch. 19 - In which septum is it normal to find openings in...Ch. 19 - Which of the following is unique to cardiac muscle...Ch. 19 - The influx of which ion accounts for the plateau...
Ch. 19 - Which portion of the ECG corresponds to...Ch. 19 - Which component of the heart conduction system...Ch. 19 - The cardiac cycle consists of a distinct...Ch. 19 - Most blood enters the ventricle during ________....Ch. 19 - The first heart sound represents which portion of...Ch. 19 - Ventricular relaxation immediately follows...Ch. 19 - The force the heart must overcome to pump blood is...Ch. 19 - The cardiovascular centers are located in which...Ch. 19 - In a healthy young adult, what happens to cardiac...Ch. 19 - What happens to preload when there is venous...Ch. 19 - Which of the following is a positive inotrope? Na+...Ch. 19 - The earliest organ to form and begin function...Ch. 19 - Of the three germ layers that give rise to all...Ch. 19 - The two tubes that eventually fuse to form the...Ch. 19 - Which primitive area of the heart will give rise...Ch. 19 - The pulmonary trunk and aorta are derived from...Ch. 19 - Describe how the valves keep the blood moving in...Ch. 19 - Why is the pressure in the pulmonary circulation...Ch. 19 - Why is the plateau phase so critical to cardiac...Ch. 19 - How does the delay of the impulse at the...Ch. 19 - How do gap junctions and intercalated disks aid...Ch. 19 - Why do the cardiac muscles cells demonstrate...Ch. 19 - Describe one cardiac cycle, beginning with both...Ch. 19 - Why does increasing EDV increase contractility?Ch. 19 - Why is afterload important to cardiac function?Ch. 19 - Why is it so important for the human heart to...Ch. 19 - Describe how the major pumping chambers, the...
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- Which heart chamber has the thickest wall? a. right atrium c. left atrium b. right ventricle d. left ventriclearrow_forwardLabel the hearts main parts in the diagram below.arrow_forwardThe coronary sinus can be found on the posterior aspect of the of the heart. O right atrium right ventricle left ventricle O left atriumarrow_forward
- Why is the left ventricle of the heart thicker than the right ventriclearrow_forwardLumen of the right atrium Lumen of the right ventricle Right atrioventricular valve Right coronary artery Epicardium Right ventricle Right atrium Myocardium Endocardiumarrow_forwardThe great cardiac vein is the main tributary of the coronary sinus. With which artery does the great cardiac vein travel? right marginal branch posterior interventricular artery right coronary artery anterior interventricular artery left marginal arteryarrow_forward
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