The Respiratory System
________ fluid helps keep the lungs expanded against the thoracic walls.
The ________ sinuses drain into the nasal cavity.
The ________ intercostal muscles are involved in (forced) expiration.
The presence of a(n) ________ in its medial aspect is unique to the left lobe.
The function of type II alveolar cells is to produce ________.
The ________ cartilages are the posterior anchor of the vocal cords.
The subdivisions of the lung from largest to smallest are the lobe,
the segment, the ________,
The ________ is a groove inferior to the nasal conchae through which air passes.
The ________ tonsil, or adenoids, is located on the wall of the nasopharynx.
The ________ is the portion of the soft palate that prevents food
from entering the nasal
Fusion of the alveolar and capillary membranes creates a(n) ________
membrane, or airblood
________ maneuver involves using the vocal folds as a sphincter to
The soft ________ muscle of the trachea allows the esophagus to
expand anteriorly during
The ________ marks the point where the trachea branches into the two main bronchi.