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 pharyngotympanic (auditory) tube connects the ________ to the nasopharynx.

oropharynx

inner ear

middle ear

larynx

Previous problemNext problem

Verified step by step guidance

Step 1: Begin by understanding the anatomy of the pharyngotympanic (auditory) tube. This tube is a structure that connects the middle ear to the nasopharynx, which is the upper part of the throat behind the nose.

Step 2: Recall the function of the pharyngotympanic tube. Its primary role is to equalize air pressure on both sides of the tympanic membrane (eardrum) and allow drainage of mucus from the middle ear into the nasopharynx.

Step 3: Eliminate incorrect options by considering the anatomical relationships. The oropharynx is located below the nasopharynx and is not connected to the middle ear. The inner ear is involved in hearing and balance but does not connect to the nasopharynx. The larynx is part of the respiratory system and is unrelated to the auditory tube.

Step 4: Focus on the correct anatomical connection. The middle ear is the cavity that houses the ossicles (tiny bones involved in hearing) and is directly connected to the nasopharynx via the pharyngotympanic tube.

Step 5: Confirm the correct answer by reviewing the anatomical and physiological functions of the pharyngotympanic tube, ensuring that the middle ear is the structure it connects to the nasopharynx.