The respiratory system test bank

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These are triangular pieces of mostly hyaline cartilage located at the posterior and superior border of the cricoid cartilage.

Arytenoids cartilege

The point where the trachea divides into right and left primary bronchi is a ridge called

Carina

The nose connects with the pharynx through the

Choanae

The opening to the pharynx from the mouth is called

Fauces

These are cells of the alveoli that produce surfactant.

Type II alveolar cells

Which of the below tissues provides the functions of the inner layer of the conducting organs?

ciliated pseudostratified columnar epithelium with goblet cells

When blood pH drops then the amount of oxyhemoglobin _______ and oxygen delivery to the tissue cells ________________.

decreases, increases

Which of the following is not a factor that the rate of pulmonary and systemic gas exchange depends on.

force of contraction of the diaphragm

This is the sum of the residual and the expiratory reserve volume.

functional residual capacity

Which of the below tissues maintains open airways in the lower respiratory system?

hyaline cartilege

Exhalation begins when

inspiratory muscles relax

During swallowing, which structure rises?

pharynx

Which is a factor that does NOT affect hemoglobin's affinity for oxygen?

respiratory rate

Which of the following is not part of the upper respiratory system?

trachea


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