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

1. Introduction to Anatomy & Physiology

Introduction to Organ Systems

Anatomy & Physiology

1. Introduction to Anatomy & Physiology

Introduction to Organ Systems

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Multiple Choice

Which of the following scenarios best illustrates a failure in maintaining homeostasis?

A patient maintains a stable body temperature despite external temperature changes.

A patient experiences a rapid drop in blood pressure after standing up quickly.

A patient exhibits normal blood glucose levels after eating a meal.

A patient has a consistent heart rate during rest and exercise.

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Verified step by step guidance

Understand the concept of homeostasis: Homeostasis is the body's ability to maintain a stable internal environment despite changes in external conditions. It involves various physiological processes that regulate factors like temperature, blood pressure, glucose levels, and heart rate.

Identify the scenarios: Review each scenario provided in the problem to determine which one indicates a failure in maintaining homeostasis.

Analyze the first scenario: A stable body temperature despite external changes indicates successful homeostasis, as the body is regulating temperature effectively.

Evaluate the second scenario: A rapid drop in blood pressure after standing up quickly suggests a failure in homeostasis. Normally, the body should adjust blood pressure to maintain stability when changing positions.

Consider the remaining scenarios: Normal blood glucose levels after eating and a consistent heart rate during different activities both indicate successful homeostasis, as the body is effectively regulating these parameters.