Exam Qs - Ch 2 - Respiratory System Exam Qs

What is the technical term for the windpipe?

• Larynx

• Bronchi

• Alveoli

• Trachea

During normal breathing, what happens to the diaphragm?

• It contracts and moves upwards during expiration

• It relaxes and moves upwards during inspiration

• It contracts and moves downwards during inspiration

• It relaxes and moves downwards during expiration

Which of the following is a breathing volume that increases during exercise?

• Vital Capacity

• Tidal Volume

• Residual Volume

• Minute Ventilation

What is the function of the intercostal muscles in normal breathing?

• To relax and move the ribs up and out during inspiration

• To contract and move the ribs up and out during inspiration

• To contract and move the ribs down and inwards during expiration

• To relax and move the ribs down and inwards during expiration

What is the definition of minute ventilation?

• The volume of air inhaled or exhaled per minute

• The maximum volume of air exhaled after a full inhalation

• The volume of air left in the lungs after a full exhalation

• The volume of air breathed in or out per minute

During exercise, what happens to the vital capacity?

• It decreases

• It remains the same

• It increases

• It fluctuates

What are the characteristics of alveoli that assist gaseous exchange?

• Moist walls and surrounded by a big network of capillaries

• Thick walls and surrounded by a small network of capillaries

• Dry walls and surrounded by a big network of capillaries

• Moist walls and surrounded by a small network of capillaries

What is the role of the structure labeled b during normal breathing?

• It contracts and moves downwards during inspiration

• It relaxes and moves upwards during inspiration

• It contracts and moves upwards during expiration

• It relaxes and moves downwards during expiration

What is the volume of air left in the lungs after a full exhalation?

• Residual Volume

• Tidal Volume

• Minute Ventilation

• Vital Capacity

What is the maximum volume of air exhaled after a full inhalation?

• Tidal Volume

• Vital Capacity

• Residual Volume

• Minute Ventilation