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

Anatomical Terms for the Head and Neck

Anatomy & Physiology

1. Introduction to Anatomy & Physiology

Anatomical Terms for the Head and Neck

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Multiple Choice

The sella turcica is best described as:

A bony projection of the temporal bone behind the ear

A flat bone forming the roof of the nasal cavity

A saddle-shaped depression in the sphenoid bone that houses the pituitary gland

A cartilaginous structure forming the front of the neck

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Verified step by step guidance

Step 1: Begin by identifying the anatomical term 'sella turcica.' The sella turcica is a structure located in the sphenoid bone, which is a cranial bone situated at the base of the skull.

Step 2: Understand the function of the sella turcica. It serves as a protective housing for the pituitary gland, a vital endocrine organ responsible for hormone regulation.

Step 3: Analyze the shape and location of the sella turcica. It is described as a saddle-shaped depression, which is a distinctive feature of the sphenoid bone.

Step 4: Compare the given options to the anatomical description of the sella turcica. Eliminate choices that do not match its location, shape, or function. For example, options describing structures in the temporal bone or cartilaginous areas are unrelated to the sella turcica.

Step 5: Confirm that the correct answer is 'A saddle-shaped depression in the sphenoid bone that houses the pituitary gland,' as this matches the anatomical and functional description of the sella turcica.