ch. 23 respiratory system test bank
________ equals the respiratory rate × (tidal volume anatomic dead space).
A) Vital capacity
B) Respiratory minute volume C) Pulmonary ventilation rate D) Alveolar
ventilation rate E) External respiration rate - ANS - Alveolar ventilation rate
\________ generally causes a rapid increase in the rate of mucus production in
the nasal cavity and paranasal sinuses. A) Exposure to noxious stimuli
B) Exposure to unpleasant stimuli
C) Exposure to allergens
D) Exposure to debris or pathogens
E) all of the above - ANS - all of the above
\________ involves active inspiratory and expiratory movements and calls on
accessory muscles to assist with inhalation, while exhalation involves
contraction of the internal intercostal muscles and sometimes abdominal
muscles too.
A) Eupnea
B) Forced breathing
C) Costal breathing
D) Vital breathing
E) both A and B - ANS - Forced breathing
\________ is the amount of air that moves into the respiratory system during a
single respiratory cycle.
A) Residual volume
B) Expiratory reserve volume C) Inspiratory reserve volume D) Tidal volume
E) Inspiratory capacity - ANS - Tidal volume
\________ is the amount of air that you can inhale above the resting tidal volume.
A) Residual inhaled volume B) Expiratory reserve volume C) Inspiratory reserve
volume D) Enhanced tidal volume
E) Inspiratory capacity - ANS - Inspiratory reserve volume
\________ is the most common lethal inherited disease affecting individuals of
Northern European descent. A) MRSA
B) Congestive heart failure C) Cystic fibrosis
D) Myasthenia gravis
E) Parkinson's disease - ANS - Cystic fibrosis
\A 10 percent increase in the level of carbon dioxide in the blood will
A) decrease the rate of breathing.
B) increase the rate of breathing.
,C) decrease pulmonary ventilation.
D) decrease the alveolar ventilation rate.
E) decrease the vital capacity. - ANS - increase the rate of breathing.
\A common site to place a tracheostomy tube is through the ligament that
connects the cricoid cartilage to the ________ cartilage.
A) thyroid
B) cuneiform
C) corniculate
D) epiglottic
E) vestibular - ANS - thyroid
\A mucosa consists of
A) an epithelium.
B) an underlying layer of areolar tissue.
C) stratified squamous cells. D) both A and B
E) both B and C - ANS - both A and B
\A pair of ligaments covered by laryngeal epithelium that function in sound
production are the
A) intrinsic ligaments.
B) extrinsic ligaments.
C) ventricular folds.
D) vocal folds.
E) intrinsic laryngeal muscles. - ANS - vocal folds.
\A patient with a connective tissue disease experiences increased pulmonary
vascular resistance. Over a period of time you would expect to observe
A) increased cardiac output from the right ventricle.
B) increased cardiac output from the left ventricle.
C) increased thickness of the right ventricular wall.
D) distension of the pulmonary veins from the right lung.
E) no appreciable changes in heart structure or function. - ANS - increased
thickness of the right ventricular wall.
\A pulmonary embolism can be caused by ________ becoming trapped in a
pulmonary artery.
A) blood clots
B) masses of fat
C) air bubbles
D) A or C only
E) A, B, and C - ANS - A, B, and C
\Air entering the body is filtered, warmed, and humidified by the
A) upper respiratory tract.
B) lower respiratory tract.
, C) lungs.
D) alveoli.
E) bronchioles. - ANS - upper respiratory tract.
\Air moves out of the lungs when the pressure inside the lungs is
A) less than the pressure in the atmosphere.
B) greater than the pressure in the atmosphere.
C) equal to the pressure in the atmosphere.
D) greater than intraalveolar pressure.
E) less than intrapulmonic pressure. - ANS - greater than the pressure in the
atmosphere.
\Air passing through the glottis vibrates the vocal folds and produces
A) speech.
B) articulation.
C) phonation.
D) whistling.
E) ululation. - ANS - phonation
\All of the following are present prior to birth, except that the
A) pulmonary arterial resistance is high.
B) pulmonary vessels are collapsed.
C) rib cage is compressed. D) alveoli are expanded.
E) lungs and airways contain only a small amount of fluid. - ANS - alveoli are
expanded.
\All of the following provide chemoreceptor input to the respiratory centers of the
medulla oblongata, except the
A) olfactory epithelium.
B) medullary chemoreceptors.
C) aortic body.
D) carotid body.
E) all of the above - ANS - olfactory epithelium.
\Alveolar ventilation refers to the
A) movement of air into and out of the lungs.
B) movement of air into and out of the alveoli.
C) movement of dissolved gases from the alveoli to the blood.
D) movement of dissolved gases from the blood to the alveoli.
E) utilization of oxygen by alveolar cells to support metabolism. - ANS -
movement of air into and out of the alveoli.
\An acute infection of the throat that can lead to swelling and closure of the
glottis and cause suffocation is known as
A) laryngitis.
B) laryngospasm.
________ equals the respiratory rate × (tidal volume anatomic dead space).
A) Vital capacity
B) Respiratory minute volume C) Pulmonary ventilation rate D) Alveolar
ventilation rate E) External respiration rate - ANS - Alveolar ventilation rate
\________ generally causes a rapid increase in the rate of mucus production in
the nasal cavity and paranasal sinuses. A) Exposure to noxious stimuli
B) Exposure to unpleasant stimuli
C) Exposure to allergens
D) Exposure to debris or pathogens
E) all of the above - ANS - all of the above
\________ involves active inspiratory and expiratory movements and calls on
accessory muscles to assist with inhalation, while exhalation involves
contraction of the internal intercostal muscles and sometimes abdominal
muscles too.
A) Eupnea
B) Forced breathing
C) Costal breathing
D) Vital breathing
E) both A and B - ANS - Forced breathing
\________ is the amount of air that moves into the respiratory system during a
single respiratory cycle.
A) Residual volume
B) Expiratory reserve volume C) Inspiratory reserve volume D) Tidal volume
E) Inspiratory capacity - ANS - Tidal volume
\________ is the amount of air that you can inhale above the resting tidal volume.
A) Residual inhaled volume B) Expiratory reserve volume C) Inspiratory reserve
volume D) Enhanced tidal volume
E) Inspiratory capacity - ANS - Inspiratory reserve volume
\________ is the most common lethal inherited disease affecting individuals of
Northern European descent. A) MRSA
B) Congestive heart failure C) Cystic fibrosis
D) Myasthenia gravis
E) Parkinson's disease - ANS - Cystic fibrosis
\A 10 percent increase in the level of carbon dioxide in the blood will
A) decrease the rate of breathing.
B) increase the rate of breathing.
,C) decrease pulmonary ventilation.
D) decrease the alveolar ventilation rate.
E) decrease the vital capacity. - ANS - increase the rate of breathing.
\A common site to place a tracheostomy tube is through the ligament that
connects the cricoid cartilage to the ________ cartilage.
A) thyroid
B) cuneiform
C) corniculate
D) epiglottic
E) vestibular - ANS - thyroid
\A mucosa consists of
A) an epithelium.
B) an underlying layer of areolar tissue.
C) stratified squamous cells. D) both A and B
E) both B and C - ANS - both A and B
\A pair of ligaments covered by laryngeal epithelium that function in sound
production are the
A) intrinsic ligaments.
B) extrinsic ligaments.
C) ventricular folds.
D) vocal folds.
E) intrinsic laryngeal muscles. - ANS - vocal folds.
\A patient with a connective tissue disease experiences increased pulmonary
vascular resistance. Over a period of time you would expect to observe
A) increased cardiac output from the right ventricle.
B) increased cardiac output from the left ventricle.
C) increased thickness of the right ventricular wall.
D) distension of the pulmonary veins from the right lung.
E) no appreciable changes in heart structure or function. - ANS - increased
thickness of the right ventricular wall.
\A pulmonary embolism can be caused by ________ becoming trapped in a
pulmonary artery.
A) blood clots
B) masses of fat
C) air bubbles
D) A or C only
E) A, B, and C - ANS - A, B, and C
\Air entering the body is filtered, warmed, and humidified by the
A) upper respiratory tract.
B) lower respiratory tract.
, C) lungs.
D) alveoli.
E) bronchioles. - ANS - upper respiratory tract.
\Air moves out of the lungs when the pressure inside the lungs is
A) less than the pressure in the atmosphere.
B) greater than the pressure in the atmosphere.
C) equal to the pressure in the atmosphere.
D) greater than intraalveolar pressure.
E) less than intrapulmonic pressure. - ANS - greater than the pressure in the
atmosphere.
\Air passing through the glottis vibrates the vocal folds and produces
A) speech.
B) articulation.
C) phonation.
D) whistling.
E) ululation. - ANS - phonation
\All of the following are present prior to birth, except that the
A) pulmonary arterial resistance is high.
B) pulmonary vessels are collapsed.
C) rib cage is compressed. D) alveoli are expanded.
E) lungs and airways contain only a small amount of fluid. - ANS - alveoli are
expanded.
\All of the following provide chemoreceptor input to the respiratory centers of the
medulla oblongata, except the
A) olfactory epithelium.
B) medullary chemoreceptors.
C) aortic body.
D) carotid body.
E) all of the above - ANS - olfactory epithelium.
\Alveolar ventilation refers to the
A) movement of air into and out of the lungs.
B) movement of air into and out of the alveoli.
C) movement of dissolved gases from the alveoli to the blood.
D) movement of dissolved gases from the blood to the alveoli.
E) utilization of oxygen by alveolar cells to support metabolism. - ANS -
movement of air into and out of the alveoli.
\An acute infection of the throat that can lead to swelling and closure of the
glottis and cause suffocation is known as
A) laryngitis.
B) laryngospasm.
