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

Previous problemNext problem

Struggling with Anatomy & Physiology?

Join thousands of students who trust us to help them ace their exams!Watch the first video

Multiple Choice

The upper respiratory structures include the nose, the larynx, and the __________.

trachea

bronchi

pharynx

alveoli

Previous problemNext problem

Verified step by step guidance

Step 1: Understand the anatomy of the upper respiratory system. The upper respiratory structures are responsible for the initial stages of air intake and preparation for gas exchange. These include the nose, pharynx, and larynx.

Step 2: Recall the function of the pharynx. The pharynx is a muscular tube that serves as a passageway for both air (to the respiratory system) and food (to the digestive system). It connects the nasal cavity and mouth to the larynx and esophagus.

Step 3: Differentiate between upper and lower respiratory structures. The trachea, bronchi, and alveoli are part of the lower respiratory system, which is involved in the conduction and exchange of gases.

Step 4: Match the correct structure to the blank. Based on the anatomical classification, the pharynx is part of the upper respiratory system, while the trachea, bronchi, and alveoli belong to the lower respiratory system.

Step 5: Confirm the correct answer. The pharynx completes the list of upper respiratory structures alongside the nose and larynx.