Breathing, ventilation and gas exchange

The trachea leads to the...

• Bronchioles
• Bronchi
• Esophagus
• Pulmonary Vessel

The air sacs that are covered with capillaries where gas exchange takes place is _________?

• Bronchi

• Trachea

• Oxygen

• Alveoli

Tags

NGSS.MS-LS1-3

We can test the presence of carbon dioxide in exhaled air by bubbling it into .................... . 

• limewater
• lime juice
• lime
• water

What are the products of cellular respiration?

• Energy (ATP), Water, and Carbon DIoxide.
• Water and Oxygen
• Oxygen and Carbon Dioxide
• Water and Energy (ATP)

Identify the diaphragm.

• C
• D
• E
• F

What is the tube that is also known as your windpipe?

• Esophagus
• Bronchi
• Trachea
• Alveoli

When air pressure inside the lungs is less than air pressure in the atmosphere...

• Air moves into the lungs
• Air moves out of the lungs

What are the main muscles of inhalation?

• The diaphragm and intercostal muscles

• The scalenes and the abdominal muscles

• The diaphram and abdominal muscles

• The diaphragm and latissimus muscles

A contraction of the diaphragm during inhalation causes it to flatten. What else does the contraction result in?

• An increase in the volume of the thoracic cavity

• Increase in alveolar pressure

• A decrease in lung volume

• A decrease in the volume of the thoracic cavity

What happens when the intercostals contract during inhalation?

• The diaphragm relaxes

• The ribs are elevated

• Pressure in the lungs increases

• The size of the thoracic cavity decreases