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 Heart2h 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

4. Tissues & Histology

Introduction to Connective Tissue Proper

Anatomy & Physiology

4. Tissues & Histology

Introduction to Connective Tissue Proper

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Multiple Choice

Both collagen fibers & reticular fibers are made of the same protein collagen. How are the two different?

Collagen fibers are wavy while reticular fibers are straight.

Collagen fibers are branched while reticular fibers are long and straight.

Collagen fibers are thin while reticular fibers are thick.

Collagen fibers are long and straight while reticular fibers are branched.

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Verified step by step guidance

Understand the basic structure of collagen fibers: Collagen fibers are composed of the protein collagen, which provides strength and support to various tissues in the body. They are typically long, straight, and unbranched, forming a strong and supportive framework.

Explore the structure of reticular fibers: Reticular fibers are also made of collagen, but they differ in their arrangement. These fibers are thin, branched, and form a network-like structure, providing support to soft tissues such as the liver, spleen, and lymph nodes.

Compare the physical characteristics: Collagen fibers are known for their tensile strength and are often found in tendons and ligaments, where they provide resistance to stretching forces. Reticular fibers, on the other hand, are more flexible and form a mesh-like network that supports the cellular components of organs.

Consider the functional differences: The structural differences between collagen and reticular fibers reflect their functional roles. Collagen fibers provide rigidity and strength, while reticular fibers offer a supportive framework that allows for cell movement and filtration within organs.

Summarize the key distinction: The main difference between collagen fibers and reticular fibers lies in their arrangement and function. Collagen fibers are long, straight, and unbranched, providing strength, whereas reticular fibers are branched, forming a supportive network within soft tissues.