Key Structures of the Respiratory System

Key Structures of the Respiratory System

Multiple Select

Which are the 3 main muscles involved in the breathing process?

• Abdominals

• Internal Intercostals

• Diaphragm

• External Intercostals

Fill in the Blank

What is the area behind the ribs (where the lungs are situated) known as?

Multiple Choice

What is inspiration?

• Breathing in

• Breathing out

Multiple Choice

During Inspiration, what do we want to happen to the space in the thoracic cavity?

• Get smaller

• Stay the same

• Get bigger

Fill in the Blank

Which muscle will flatten and move downwards during inspiration?

Multiple Choice

Which muscle will pull on the ribs and move them upwards?

• Internal Intercostals

• Diaphragm

• External Intercostals

Multiple Select

Which muscles will be relaxed during expiration at rest?

• Internal Intercostals

• Diaphragm

• External Intercostals

Open Ended

At rest, why are the internal intercostal muscles relaxed?

Fill in the Blank

Which muscle will contract to pull down the ribs during exercise?

Fill in the Blank

Which other muscle group will be contracted during expiration during exercise

Open Ended

Why do we need to recruit respiratory muscles for expiration during exercise?

Multiple Choice

What is the amount of air breathed in and out in 1 breath?

• Vial Capacity

• Respiratory rate

• Tidal Volume

• Expiratory Reserve Volume

Multiple Choice

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

• Residual Volume

• Minute Volume

• Inspiratory Reserve Volume

• Respiratory rate

Fill in the Blank

What is the amount of air that can be breathed out after maximal inhalation?