4. Under the microscope, I can see a section through one of the chambers of the heart. The myocardium is thick and the endocardium is very thin. In addition, I can see a valve that connects this chamber to the next which has two cusps that prevent backflow from one chamber into another Where in the heart am I? What does the thickness of the myocardium tell you about this region of the heart? What is the valve called? What does it do? What other valyO would of the heart2 Whore ic it cituatod2
4. Under the microscope, I can see a section through one of the chambers of the heart. The myocardium is thick and the endocardium is very thin. In addition, I can see a valve that connects this chamber to the next which has two cusps that prevent backflow from one chamber into another Where in the heart am I? What does the thickness of the myocardium tell you about this region of the heart? What is the valve called? What does it do? What other valyO would of the heart2 Whore ic it cituatod2
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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Transcribed Image Text:### Microscopic Examination of the Heart
**4. Observations:**
- Under the microscope, a section through one of the chambers of the heart is visible.
- The myocardium is thick, and the endocardium is very thin.
- A valve with two cusps is seen connecting this chamber to the next, which prevents backflow from one chamber to another.
**Questions:**
1. Where in the heart am I?
2. What does the thickness of the myocardium tell you about this region of the heart?
3. What is the valve called? What does it do?
4. What other valve would you see in this area of the heart? Where is it situated?
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