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

4. Tissues & Histology

Introduction to Muscle Tissue

Anatomy & Physiology

4. Tissues & Histology

Introduction to Muscle Tissue

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Multiple Choice

Which of the following is true of cardiac muscle tissue?

It is composed of multinucleated fibers.

It is under voluntary control.

It is found in the walls of hollow organs.

It is striated and has intercalated discs.

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Verified step by step guidance

Understand the characteristics of cardiac muscle tissue: Cardiac muscle is a specialized type of muscle found only in the heart. It is responsible for pumping blood throughout the body.

Identify the structural features of cardiac muscle: Cardiac muscle cells are striated, meaning they have a striped appearance due to the arrangement of actin and myosin filaments. This is similar to skeletal muscle.

Recognize the unique features of cardiac muscle: Cardiac muscle cells are connected by intercalated discs, which are specialized junctions that allow for synchronized contraction of the heart muscle.

Differentiate cardiac muscle from other muscle types: Unlike skeletal muscle, cardiac muscle is not under voluntary control. It is also not composed of multinucleated fibers, as each cardiac muscle cell typically has one or two nuclei.

Clarify the location of cardiac muscle: Cardiac muscle is found exclusively in the heart, not in the walls of hollow organs, which are typically lined with smooth muscle.