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 Nervous Tissue

Anatomy & Physiology

4. Tissues & Histology

Introduction to Nervous Tissue

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Multiple Choice

What is the main function of nervous tissue?

To store energy in the form of fat

To provide structural support and protection

To contract and produce movement

To transmit electrical impulses throughout the body

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Verified step by step guidance

Understand the role of nervous tissue in the body: Nervous tissue is specialized for communication and coordination. It is composed of neurons and supporting cells (neuroglia). Neurons are responsible for transmitting electrical impulses, which are essential for sensory input, motor output, and integration of information.

Compare the functions of nervous tissue with the other options provided: Nervous tissue does not store energy in the form of fat (this is a function of adipose tissue), nor does it provide structural support and protection (this is a function of connective tissue like bone or cartilage). It also does not contract to produce movement (this is a function of muscle tissue).

Focus on the correct function: Nervous tissue is uniquely designed to transmit electrical impulses throughout the body. This allows for communication between different parts of the body and the brain, enabling responses to stimuli and coordination of bodily functions.

Consider the components of nervous tissue: Neurons have specialized structures such as dendrites (to receive signals), axons (to transmit signals), and synapses (to communicate with other neurons or target cells). Supporting cells like astrocytes and Schwann cells help maintain the environment for efficient signal transmission.

Conclude with the importance of this function: The ability to transmit electrical impulses is critical for maintaining homeostasis, processing sensory information, and controlling voluntary and involuntary actions in the body.