Breathing

Which of the following lung capacities is the volume of air that can be maximally exhaled after a maximum inhalation?

• inspiratory capacity
• functional residual capacity
• vital capacity
• total lung capacity

Given the following structures:
1. larynx
2. nasal cavity
3. pharynx
4. trachea
Which of the following is the correct order that air would flow during inhalation. 

• 1,2,3,4
• 2,3,1,4
• 2,1,3,4
• 4,2,3,1 

When the diaphragm contracts...

• the volume of the thoracic cavity increases and the pressure decreases, causing air to rush into the lungs.
• the volume of the thoracic cavity decreases and the pressure increases causing air to rush out of the lungs. 

What primary gas product is removed from your system during Exhalation?

• Air

• Oxygen

• Carbon Dioxide

• Carbon Monoxide

Tags

NGSS.HS-LS1-7

Where the exchange of gases actually occur?

• Bronchi

• Trachea

• Oxygen

• Alveoli

The thin skeletal muscle that sits at the base of the chest and separates the abdomen from the chest. It contracts and flattens when you inhale.

• Intercostal

• Diaphragm

• Epiglottis

• Larynx

Tags

NGSS.HS-LS1-7

The "gate" that prevents food or fluid from entering the trachea.

• Pharynx

• Larynx

• Esophagus

• Epiglottis

When you breathe the diaphragm _______    ____ creating more space for more air.

• raises high
• raises low
• lifts high
• flattens out

What is the process called when you breath in the air?

• inhalation

• exhalation

What is the process called when you breath out the air?

• inhalation

• exhalation