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

23. The Digestive System

The Stomach

Anatomy & Physiology

23. The Digestive System

The Stomach

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Multiple Choice

Some aspects of the __________ phase of gastric secretion, which occur before food enters the stomach, may be considered conditioned reflexes.

gastric

cephalic

intestinal

esophageal

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Verified step by step guidance

Understand the phases of gastric secretion: Gastric secretion is divided into three phases - cephalic, gastric, and intestinal. Each phase is triggered by different stimuli and involves different mechanisms.

Identify the cephalic phase: The cephalic phase is the first phase of gastric secretion. It is initiated by the sight, smell, taste, or thought of food, which stimulates the brain to prepare the stomach for digestion.

Recognize conditioned reflexes: Conditioned reflexes are responses that occur due to learned associations. In the context of the cephalic phase, the brain associates sensory stimuli related to food with the need to prepare the stomach for digestion.

Connect the cephalic phase with conditioned reflexes: Since the cephalic phase involves the brain responding to sensory stimuli before food enters the stomach, it can be considered a conditioned reflex. The brain anticipates food intake and triggers gastric secretions.

Conclude the answer: Based on the understanding of the phases and the role of conditioned reflexes, the correct answer to the problem is the cephalic phase.