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 of the following is a paired laryngeal cartilage that is not involved in movement of the vocal folds?

Cuneiform cartilage

Arytenoid cartilage

Cricoid cartilage

Corniculate cartilage

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Verified step by step guidance

Step 1: Begin by identifying the laryngeal cartilages listed in the problem. The larynx contains several cartilages, some of which are paired (occurring in pairs) and others unpaired. The options provided are Cuneiform cartilage, Arytenoid cartilage, Cricoid cartilage, and Corniculate cartilage.

Step 2: Understand the function of each cartilage. The Arytenoid cartilage is paired and plays a crucial role in the movement of the vocal folds, as it is involved in the attachment and adjustment of the vocal cords. The Cricoid cartilage is unpaired and forms the base of the larynx, supporting other structures. The Corniculate cartilage is paired and assists the Arytenoid cartilage in vocal fold movement. The Cuneiform cartilage is paired but does not directly contribute to vocal fold movement.

Step 3: Focus on the specific requirement of the question: identifying the paired cartilage that is not involved in vocal fold movement. This means eliminating cartilages that are either unpaired or directly involved in vocal fold movement.

Step 4: Compare the functions of the cartilages. The Cuneiform cartilage is primarily involved in supporting the laryngeal structure and maintaining the opening of the airway, rather than directly influencing vocal fold movement. This distinguishes it from the Arytenoid and Corniculate cartilages, which are actively involved in vocal fold movement.

Step 5: Conclude that the correct answer is the Cuneiform cartilage, as it is paired and not involved in the movement of the vocal folds, fulfilling the criteria of the question.