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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Contributors

Feedback

Human Respiratory System Model

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1. A spirogram represents:

a: Heart rate changes Explanation

Explanation

b: Lung volume changes during breathing Explanation

Explanation

c: Blood pressure changes Explanation

Explanation

d: Oxygen level in blood Explanation

Explanation

2. During inspiration, the diaphragm:

a: Relaxes and moves upward Explanation

Explanation

b: Contracts and moves downward Explanation

Explanation

c: Remains stationary Explanation

Explanation

d: Contracts and moves upward Explanation

Explanation

3. Which of the following lung volumes represents the air inhaled or exhaled during normal breathing?

a: Residual Volume Explanation

Explanation

b: Vital Capacity Explanation

Explanation

c: Tidal Volume Explanation

Explanation

d: Total Lung Capacity Explanation

Explanation

4. The bronchial tree refers to:

a: The branching network of bronchi and bronchioles inside the lungs Explanation

Explanation

b: The blood vessels surrounding the lungs Explanation

Explanation

c: The muscle layers of the diaphragm Explanation

Explanation

d: The outer membrane covering the lungs Explanation

Explanation

5. Functional Residual Capacity (FRC) is defined as:

a: Air left in lungs after forced expiration Explanation

Explanation

b: Air remaining in lungs after normal expiration Explanation

Explanation

c: Total lung capacity Explanation

Explanation

d: Air inhaled during deep breathing Explanation

Explanation

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