The inner layer that surrounds the lung itself is called the?

The trachea splits at the _________ to form the ____________.

Gas exchange in the lungs occurs in the?

. ______________ delivers unoxygenated blood to the lungs.

The right & left bronchus along with the pulmonary artery & vein enter into the lungs at the?

During inhalation, the diaphragm contracts upward to create a positive pressure in the chest which allows the body to inhale oxygen

During gas exchange, carbon dioxide is transported across the capillary membrane to be exhaled while oxygen is transported across the capillary membrane to attach to the red blood cells.

Everything below is part of the lower respiratory system EXCEPT?

Select all Apply

Inhaled oxygen travels down through the trachea, into the right and left bronchus, then into the segmental bronchi which branches even further into the lobar bronchi.