HHJJJKLK - R and BV

When the diaphragm contracts, the__________ pressure is lower as compared to the atmospheric pressure.

• Alveolar

• Tracheal

• Bronchial

• Tidal

Respiration is controlled by the___________

• Pons and medulla oblongata

• Cerebrum and cerebellum

• Diaphragm and sternocleidomastoid

Carbon dioxide is considered to be ______.

• Acid

• Base

• Neutral

The enzyme in the RBC that is responsible for making water sensitive to carbon dioxide so it will bind together.

• Carbonic anhydrase

• Carbonic acid

• Bicarbonate

• Hemoglobin

Gas exchange happens in the _________.

• Alveoli

• Tertiary bronchi

• Trachea

• Pleural membrane

Tidal volume is usually at _______ml.

• 3000

• 1100

• 1200

• 500

Tidal volume + Inspiratory reserve volume + Expiratory reserve volume =_________

• Total lung capacity

• Vital capacity

• Residual capacity

The alveolar cells responsible for producing surfactant?

• Type1

• Type2

• Type3

The bifurcation of the trachea is known as ______

• Carina

• Primary bronchi

• Segmental bronchi

• Alveolar duct

The air that remains in the lungs after maximum expiration is the______.

• Residual volume

• Total lung capacity

• Vital capacity

• Expiratory reserve volume