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 7MC
The irregular muscular ridges in the ventricular walls are the
| a. | papillary muscles. |
| b. | trabeculae carneae. |
| c. | chordae tendineae. |
| d. | moderator bands. |
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When 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.
The irregular muscular ridges in the ventricular walls are thea. papillary muscles.b. trabeculae carneae.c. chordae tendineae.d. moderator bands
The 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.
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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- The pericardial cavity is located between thea. fibrous pericardium and the parietal layer of the serouspericardium.b. parietal and visceral layers of the serous pericardium.c. visceral layer of the serous pericardium and theepicardium.d. myocardium and the visceral layer of the serouspericardium.arrow_forwardAll of the following occur when the ventricles contract except a. the AV valves close. b. blood is ejected into the aorta. c. the semilunar valves open. d. blood from the pulmonary trunk enters the atria.arrow_forwardVenous blood from the heart wall enters the right atriumthrough thea. superior vena cava.b. coronary sinus.c. inferior vena cava.d. pulmonary veins.arrow_forward
- The “lubb” sound (first heart sound) is caused by thea. closing of the AV valves.b. closing of the semilunar valves.c. blood rushing out of the ventricles.d. filling of the ventricles.e. ventricular contraction.arrow_forwardThe _____ prevent the AV valves from bulging into the atria during ventricular systole. a. tendinous cords b. pectinate muscles c. trabeculae carneae d. AV nodes e. cuspsarrow_forwardKorotkoff sounds indicate: A. Regurgitation from the ventricle into the atrium through a faulty mitral valve. B. Backflow through the tricuspid valve. C. Turbulence in a malformed aortic arch. D. Systolic and diastolic viscosity. E. Opening and closing of an artery.arrow_forward
- 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.arrow_forwardWhich of the following is not important in preventing backflow of blood?a. chordae tendineaeb. papillary musclesc. AV valvesd. endocardiumarrow_forward
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