LooseLeaf for Human Anatomy
5th Edition
ISBN: 9781259285271
Author: Michael McKinley Dr., Valerie O'Loughlin, Elizabeth Pennefather-O'Brien
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 22, Problem 6MC
In the developing heart, the atria form from the primitive atrium and the
| a. | sinus venosus. |
| b. | bulbus cordis. |
| c. | primitive ventricle. |
| d. | conus cordis. |
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Venous blood from the heart wall enters the right atriumthrough thea. superior vena cava.b. coronary sinus.c. inferior vena cava.d. pulmonary veins.
Venous blood draining from the heart wall enters the right atrium through the a. coronary sinus. b. inferior vena cava. c. pulmonary veins. d. superior vena cava.
The ascending aorta and pulmonary trunk develop from the embryonic:- a. bulbus cordis only. b. truncus arteriosus only. c. horns of the sinus venosus. d. conotruncus. e. ventricle
Chapter 22 Solutions
LooseLeaf for Human Anatomy
Ch. 22 - What is the basic distinction between arteries and...Ch. 22 - Prob. 2WYLCh. 22 - Prob. 3WYLCh. 22 - Identify the layers of the pericardium. Why is the...Ch. 22 - Prob. 5WYLCh. 22 - What are two similarities and two differences...Ch. 22 - What is the composition and function of the...Ch. 22 - Prob. 8WYLCh. 22 - Prob. 9WYLCh. 22 - Prob. 10WYL
Ch. 22 - Prob. 11WYLCh. 22 - Prob. 12WYLCh. 22 - Prob. 13WYLCh. 22 - What events occur in the ventricles during late...Ch. 22 - Prob. 15WYLCh. 22 - Match each numbered item with the most closely...Ch. 22 - Prob. 1MCCh. 22 - Prob. 2MCCh. 22 - Prob. 3MCCh. 22 - Prob. 4MCCh. 22 - Prob. 5MCCh. 22 - In the developing heart, the atria form from the...Ch. 22 - The irregular muscular ridges in the ventricular...Ch. 22 - Prob. 8MCCh. 22 - Prob. 9MCCh. 22 - The thickest part of the heart wall is the a....Ch. 22 - What are the differences between the pulmonary and...Ch. 22 - Prob. 2CRCh. 22 - Prob. 3CRCh. 22 - Where is the fibrous skeleton of the heart...Ch. 22 - Prob. 5CRCh. 22 - Prob. 6CRCh. 22 - Identify and compare the branches of the right and...Ch. 22 - Compare cardiac and skeletal muscle. In what ways...Ch. 22 - Prob. 9CRCh. 22 - Prob. 10CRCh. 22 - It was the end of the semester, and Huang had...Ch. 22 - Prob. 2DCR
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- Which heart chamber has the thickest wall? a. right atrium c. left atrium b. right ventricle d. left ventriclearrow_forwardWhich primitive area of the heart will give rise to theright ventricle?a. bulbus cordisb. primitive ventriclec. sinus venosusd. truncus arteriosusarrow_forwardWhat forms an external boundary between the atria and the venticles on the surface of the heart? Select one: a.interventricular sulcus b.coronary sulcus c.interatrial septum d.interatrial septum e.fossa ovalisarrow_forward
- Which of the following structures provides the anchoring site for the valves of the heart and prevents the conduction of electrophysiologic impulses form the atria to the ventricles? A. Chordae Tendineae B. Fibrous Pericardium C. Fibrous Skeleton of the heart D. MyocardiumE. Sinus Venosumarrow_forwardThe valve located between the right atrium and the right ventricle is thea. aortic semilunar valve. c. tricuspid valve.b. pulmonary semilunar valve. d. bicuspid (mitral) valve.arrow_forwardThe onset of Ventrieular diastole is associated with: A. the closing of the aortiC valve B. the ejection of blood from the ventricles C. the opening of the atrio-ventricular (AV) valves D. the first heart soundarrow_forward
- The innermost serous membrane attached to the heart muscle is called the: a. visceral pericardium. b. visceral peritoneum. c. visceral pleura. d. parietal pericardiumarrow_forwardThe left fourth aortic arch vessel in an embryo becomes thea. left common carotid artery.b. left subclavian artery.c. aortic arch.d. left pulmonary arteryarrow_forwardWhen the ventricles contract, all of the following occur excepta. closing of the AV valves.b. blood ejecting into the pulmonary trunk and aorta.c. closing of the semilunar valves.d. opening of the semilunar valves.arrow_forward
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