Respiratory system part1

Number of Alveoli?

• 300 million
• 1 billion
• 100 million
• 500 million

Total Surface Area for Diffusion at level of Lungs?

• 30 square meters
• 70 square meters
• 50 square meters
• 90 square meters

Total number of divisions in WEIBEL classification?

• 20

• 23

• 19

• 24

Anatomical Dead Space?

• The space between the ribs and the lungs
• The volume of air in the trachea
• Volume of air in the respiratory system that does not participate in gas exchange
• The area of the lungs where gas exchange occurs

What does Anatomical Dead Space consist of?

What are the divisions for BRONCHIOLES?

• 11-19

• 11-16

• 17-19

• 17-23

Number of Ciliated Epithelium Divisions?

• 1-10

• 1-19

• 11-19

• 1-11

Alveoli is made up of which tissue?

• Stratified squamous epithelium
• Adipose tissue
• Smooth muscle tissue
• Simple squamous epithelium

What are the stems cell for the ciliated epithelium tissue?

Which types of Pneumocytes covers the most surface of alveoli?

• Type I Pneumocytes
• Type II Pneumocytes
• Type III Pneumocytes
• Type IV Pneumocytes