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Chapt 15

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1.
1 point
The maximum amount of air that can be moved into and out of the respiratory system in a single respiratory cycle is the
2.
1 point
Most of the oxygen transported by the blood is
3.
1 point
Air entering the body is filtered, warmed, and humidified by the
4.
1 point
The right lung has _____ lobes, the left has ______
5.
1 point
An elevated body temperature will
6.
1 point
Receptors locating in the carotid arteries are
7.
1 point
If the partial pressure difference increased across the respiratory membrane, the rate of gas diffusion would
8.
1 point
Absorption of oxygen and the release of carbon dioxide by cells is
9.
1 point
The brain's involuntary respiratory centers that regulate the respiratory muscles and control the frequency and depth of breathing are the
10.
1 point
During inspiration, an increase in the volume of the thoracic cavity is accompanied by
11.
1 point
The respiratory membrane is made of up which layers:
12.
1 point
Percentage of CO2 that binds to hemoglobin in RBCs is
13.
1 point
The hard palate separates the
14.
1 point
Components of the ______ system help to fill and empty the lungs
15.
1 point
Ligaments in the larynx that are relatively inelastic and help prevent foreign objects from entering the glottis are the
16.
1 point
The diameter of the trachea is adjusted by contractions of the trachealis muscle, which is under
17.
1 point
The ______ system controls the pace and depth of respiration
18.
1 point
The conduction portion of the respiratory tract is lined with
19.
1 point
The gas that established the rate of breathing is
20.
1 point
Cartilage that makes up the majority of the anterior and lateral surface of the larynx is the
21.
1 point
Each lung is lined by a serous membrane called the
22.
1 point
Loss of elasticity in the lungs due to aging decreases the
23.
1 point
Protection for the lungs is provided by the _______ system
24.
1 point
The destruction of alveoli due to again or by respiratory irritants is called
25.
1 point
The amount of air moved into or out of the lungs in a single quiet breathing respiratory cycle is the
26.
1 point
The _______ system releases epinephrine and norepinephrine, which stimulate respiratory activity and dilate respiratory passageways
27.
1 point
The exchange surfaces of the lunges are the
28.
1 point
Airway between larynx and the primary bronchi is the
29.
1 point
Which order does the air pass through these structures?
(1) Secondary bronchi, (2) bronchioles, (3) alveolar ducts, (4) primary bronchi, (5) respiratory bronchioles, (6) alveoli, (7) terminal bronchioles
30.
1 point
Structures in the trachea that prevent its collapse or overexpansion as pressure changes in the respiratory system are
31.
1 point
Narrow opening through which inhaled air leaves the pharynx and enters the larynx is
32.
1 point
Breathing, which involves physical movement of air into and out of the respiratory tract, is
33.
1 point
Creating turbulence in the air to trap small particles in mucus is the function of
34.
1 point
Portion of the nasal cavity contained within the flexible tissues of the external nose is the
35.
1 point
Most of the carbon dioxide in the blood is transported as
36.
1 point
Surface tension is reduced on the exchange surfaces due to an oily secretion called
37.
1 point
All of the systems of the body are affected by the respiratory system in that the respiratory system provides
38.
1 point
External respiration involves
39.
1 point
The common passageway shared by the respiratory and digestive systems is the
40.
1 point
Percentage of CO2 converted to bicarbonate ions in RBCs is
41.
1 point
Large airborne particles are filtered by
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