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

Introduction to Directional Terms

Anatomy & Physiology

1. Introduction to Anatomy & Physiology

Introduction to Directional Terms

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Multiple Choice

Which of the following features helps you identify the ventral (anterior) surface of the heart?

The location of the superior and inferior vena cava

The presence of the pulmonary veins entering the left atrium

The attachment of the aorta to the left ventricle

The presence of the interventricular sulcus and the apex pointing downward

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Verified step by step guidance

Understand the anatomical orientation of the heart: The ventral (anterior) surface of the heart is the front-facing side, which is visible when looking at the chest from the front. It is important to distinguish this from the dorsal (posterior) surface, which faces the spine.

Learn the key landmarks of the ventral surface: The interventricular sulcus is a groove that runs along the anterior surface of the heart, separating the left and right ventricles. This sulcus contains coronary vessels and is a prominent feature of the anterior side.

Recognize the position of the apex: The apex of the heart is the pointed lower tip, which typically points downward and slightly to the left. This orientation helps confirm the anterior view of the heart.

Differentiate other features: The superior and inferior vena cava, as well as the pulmonary veins, are located on the posterior side of the heart. These structures are not visible on the ventral surface and are therefore not helpful for identifying it.

Confirm the correct feature: The presence of the interventricular sulcus and the downward-pointing apex are definitive markers of the ventral (anterior) surface of the heart. These features are unique to the anterior view and help distinguish it from other orientations.