Multiple Choice
Which muscle subdivides the ventral body cavity by separating the thoracic cavity from the abdominopelvic cavity?
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1. Introduction to Anatomy & Physiology
Organization of the Body: Thoracic Cavity
Multiple Choice
In the thoracic cavity, the heart is located in which specific cavity?
A
Peritoneal cavity
B
Pleural cavity
C
Cranial cavity
D
Pericardial cavity
Verified step by step guidance1
Step 1: Understand the anatomical divisions of the thoracic cavity. The thoracic cavity contains several smaller cavities, each housing different organs.
Step 2: Identify the pleural cavities, which are two separate cavities each surrounding one lung.
Step 3: Recognize the pericardial cavity, which is a specific cavity within the mediastinum that encloses the heart.
Step 4: Differentiate the peritoneal cavity, which is located in the abdominal cavity, not the thoracic cavity.
Step 5: Conclude that the heart is located in the pericardial cavity, a distinct cavity within the thoracic cavity, separate from the pleural and cranial cavities.
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