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

Which bony feature is visible in the midsagittal view of the skull and forms the superior part of the nasal septum?

Perpendicular plate of the ethmoid bone

Mastoid process

Coronoid process of the mandible

Zygomatic arch

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Verified step by step guidance

Step 1: Understand the anatomical location described in the question. The midsagittal view refers to a vertical plane that divides the body or skull into equal left and right halves. This view allows us to observe structures along the midline of the skull.

Step 2: Identify the nasal septum. The nasal septum is the structure that divides the nasal cavity into left and right halves. It is composed of both bony and cartilaginous parts, with the superior portion being formed by a specific bone.

Step 3: Recall the ethmoid bone's anatomy. The ethmoid bone is a complex cranial bone located between the eyes and forms part of the nasal cavity. One of its features, the perpendicular plate, extends downward and contributes to the superior part of the nasal septum.

Step 4: Eliminate incorrect options. The mastoid process is part of the temporal bone and is located behind the ear, not visible in the midsagittal view. The coronoid process of the mandible is part of the jawbone and is not related to the nasal septum. The zygomatic arch is part of the cheekbone and is lateral, not midline.

Step 5: Conclude that the correct answer is the perpendicular plate of the ethmoid bone, as it is the bony feature visible in the midsagittal view and forms the superior part of the nasal septum.