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

12. The Central Nervous System

Introduction to the Central Nervous System

Anatomy & Physiology

12. The Central Nervous System

Introduction to the Central Nervous System

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Multiple Choice

In a sheep brain, what is the primary function of the cerebral peduncles?

They serve as the main relay center for sensory information to the cortex.

They regulate hormone secretion from the pituitary gland.

They produce cerebrospinal fluid within the ventricles.

They connect the cerebrum to the spinal cord and transmit motor signals.

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Verified step by step guidance

Understand the anatomy of the cerebral peduncles: The cerebral peduncles are located in the midbrain and are part of the brainstem. They consist of large bundles of nerve fibers that connect the cerebrum to the lower parts of the brain and spinal cord.

Identify the primary function of the cerebral peduncles: Their main role is to transmit motor signals from the cerebral cortex to the spinal cord, facilitating voluntary movement.

Eliminate incorrect options: Review the provided choices and rule out options that do not align with the anatomical function of the cerebral peduncles. For example, they are not involved in hormone secretion or cerebrospinal fluid production.

Focus on the correct answer: The cerebral peduncles serve as a pathway for motor signals, connecting the cerebrum to the spinal cord. This is essential for coordinating motor control.

Relate the function to the broader context: Consider how the cerebral peduncles fit into the overall structure and function of the central nervous system, emphasizing their role in motor signal transmission and integration.