The Respiratory System

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created 5 years ago by JSchacher
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Human Anatomy
Chapter 23
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1

________ fluid helps keep the lungs expanded against the thoracic walls.

pleural

2

The ________ sinuses drain into the nasal cavity.

paranasal

3

The ________ intercostal muscles are involved in (forced) expiration.

internal

4

The presence of a(n) ________ in its medial aspect is unique to the left lobe.

cardiac notch

5

The function of type II alveolar cells is to produce ________.

surfactant

6

The ________ cartilages are the posterior anchor of the vocal cords.

arytenoid

7

The subdivisions of the lung from largest to smallest are the lobe, the segment, the ________,
the alveolus.

lobule

8

The ________ is a groove inferior to the nasal conchae through which air passes.

meatus

9

The ________ tonsil, or adenoids, is located on the wall of the nasopharynx.

pharyngeal

10

The ________ is the portion of the soft palate that prevents food from entering the nasal
cavity.

uvula

11

Fusion of the alveolar and capillary membranes creates a(n) ________ membrane, or airblood
barrier.

respiratory

12

________ maneuver involves using the vocal folds as a sphincter to increase intra-abdominal
pressure.

Valsalva's

13

The soft ________ muscle of the trachea allows the esophagus to expand anteriorly during
swallowing.

trachealis

14

The ________ marks the point where the trachea branches into the two main bronchi.

carina