Table of contents

1. Introduction to Anatomy & Physiology5h 43m
2. Cell Chemistry & Cell Components12h 36m
3. Energy & Cell Processes10h 6m
4. Tissues & Histology10h 3m
5. Integumentary System2h 20m
6. Bones & Skeletal Tissue2h 16m
7. The Skeletal System2h 35m
8. Joints2h 17m
9. Muscle Tissue2h 33m
10. Muscles1h 11m
11. Nervous Tissue and Nervous System1h 35m
12. The Central Nervous System1h 6m
- Introduction to the Central Nervous System
  18m
- The Cerebrum
  48m
13. The Peripheral Nervous System1h 26m
14. The Autonomic Nervous System1h 38m
15. The Special Senses2h 41m
16. The Endocrine System2h 48m
17. The Blood3h 22m
18. The Heart3h 42m
19. The Blood Vessels3h 35m
20. The Lymphatic System3h 16m
21. The Immune System14h 37m
22. The Respiratory System3h 20m
23. The Digestive System2h 5m
24. Metabolism and Nutrition4h 0m
25. The Urinary System2h 39m
26. Fluid and Electrolyte Balance, Acid Base Balance37m
27. The Reproductive System2h 5m
28. Human Development1h 21m
29. Heredity3h 32m

1. Introduction to Anatomy & Physiology

Organization of the Body: Body Cavities

Anatomy & Physiology

1. Introduction to Anatomy & Physiology

Organization of the Body: Body Cavities

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2:18 minutes

Problem 12

Textbook Question

Which of the following organ systems—digestive, respiratory, reproductive, circulatory, urinary, or muscular—are found in both subdivisions of the ventral body cavity?
Which are found in the thoracic cavity only?
In the abdominopelvic cavity only?

Verified step by step guidance

Step 1: Begin by understanding the ventral body cavity, which is divided into two main subdivisions: the thoracic cavity and the abdominopelvic cavity. The thoracic cavity is located above the diaphragm and contains organs such as the lungs and heart, while the abdominopelvic cavity is located below the diaphragm and contains organs such as the stomach, intestines, and reproductive organs.

Step 2: Identify the organ systems listed in the problem: digestive, respiratory, reproductive, circulatory, urinary, and muscular. Determine which organs from these systems are present in the thoracic cavity, abdominopelvic cavity, or both.

Step 3: For the thoracic cavity, focus on systems that include organs such as the lungs (respiratory system) and heart (circulatory system). These systems are primarily found in the thoracic cavity.

Step 4: For the abdominopelvic cavity, focus on systems that include organs such as the stomach and intestines (digestive system), kidneys and bladder (urinary system), and reproductive organs (reproductive system). These systems are primarily found in the abdominopelvic cavity.

Step 5: Consider the muscular system, which is found throughout the body and therefore spans both the thoracic and abdominopelvic cavities. Summarize which systems are exclusive to each cavity and which are found in both subdivisions of the ventral body cavity.

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Key Concepts

Here are the essential concepts you must grasp in order to answer the question correctly.

Ventral Body Cavity

The ventral body cavity is a large internal space in the body that houses several organ systems. It is divided into two main subdivisions: the thoracic cavity, which contains the heart and lungs, and the abdominopelvic cavity, which includes the digestive, urinary, and reproductive organs. Understanding this division is crucial for identifying which organ systems are located in each subdivision.

Thoracic Cavity

The thoracic cavity is the upper subdivision of the ventral body cavity, located above the diaphragm. It contains vital organs such as the heart, lungs, and major blood vessels. Recognizing the specific organ systems found in this cavity is essential for answering questions about their location and function within the body.

Abdominopelvic Cavity

The abdominopelvic cavity is the lower subdivision of the ventral body cavity, situated below the diaphragm. It encompasses the abdominal cavity, which houses organs like the stomach and intestines, and the pelvic cavity, which contains the bladder and reproductive organs. Identifying the organ systems exclusive to this cavity is important for understanding their roles in bodily functions.

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