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
Idenitfy each structure (1,2, and 3) on the heart model
Transcribed Image Text:This educational image displays a detailed model of the human heart, focusing on the lower posterior section. The following annotations are highlighted:
1. **Blue Marked Section:** The blue markings likely indicate specific anatomical features or a focus area, possibly denoting the left atrium or associated structures like the pulmonary veins.
2. **Number 2 Annotation:** This could refer to a particular anatomical part, such as the openings of the pulmonary veins or other significant vascular structures entering the heart.
3. **Number 3 Annotation:** This may correspond to a distinct part of the heart's anatomy, possibly highlighting the right atrium or different vascular connections.
The heart model is shown in a classroom or laboratory setting, set on a stand for demonstration purposes, with distinct coloration to represent various structures of the heart for educational clarity.
Expert Solution
Step 1
In any organism, the heart's duty is to keep "blood" flowing continually throughout the body. Across the body, including the human heart, blood delivers oxygen, hormones, carbohydrates, and other components.
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