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 Anatomical Terms for Body Regions

Anatomy & Physiology

1. Introduction to Anatomy & Physiology

Introduction to Anatomical Terms for Body Regions

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Multiple Choice

In a young adult, the auricular surface of the ilium typically appears:

Smooth and flat

Completely fused with the sacrum

Billowed with well-defined ridges and grooves

Rough and irregular

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Verified step by step guidance

Understand the anatomy of the auricular surface of the ilium, which is the region of the ilium that articulates with the sacrum to form the sacroiliac joint.

Recognize that the auricular surface undergoes changes with age. In young adults, it typically has a billowed appearance with well-defined ridges and grooves, which allows for flexibility and stability in the sacroiliac joint.

Compare the given options to the typical characteristics of the auricular surface in young adults. Smooth and flat, completely fused with the sacrum, and rough and irregular do not match the description of a young adult's auricular surface.

Identify that the correct description of the auricular surface in a young adult is 'billowed with well-defined ridges and grooves,' as this matches the anatomical and physiological characteristics of this age group.

Conclude that understanding the changes in the auricular surface with age is important for studying joint function and diagnosing conditions related to the sacroiliac joint.