Semifinals Quiz 1 Flashcards
Involuntary breathing is controlled by
a. the pulmonary arterioles.
b. neurons located in the medulla and pons.
c. the alveolar capillary network.
d. the bronchioles
b. neurons located in the medulla and pons.
Which is the best time to collect sputum sample? a. On awakening b. Before bedtime c. After a meal d. Before a meal
a. On awakening
The two main branches extending from the trachea to the lungs. a. Alveoli b. Capillaries c. Bronchioles d. Bronchi
d. Bronchi
In human beings the number of lobes in right and left lungs respectively is? a. 4 and 2 b. 2 and 3 c. 3 and 2 d. 2 and 2
c. 3 and 2
The exchange of gases between blood and cells is called a. cellular respiration b. external respiration c. pulmonary ventilation d. internal respiration
d. internal respiration
The primary chemical stimulus for breathing is the concentration of... a. oxygen level in the blood b. carbonic acid in the blood c. carbon monoxide in the blood d. carbon dioxide in the blood
d. carbon dioxide
Rate and depth of respiration shall increase when a. Oxygen concentration increases b. Bicarbonate concentration decrease c. Bicarbonate concentration increases d. CO2 concentration increases
d. CO2 concentration increases
Which continuous breath sounds are relatively high pitched with a hissing or shrill quality? a. Fine crackles b. Wheezes c. Rhonchi d. Coarse crackles
b. Wheezes
During the process called exhalation, what is
expected to happen?
a. The diaphragm relaxes and moves inferiorly
b. The diaphragm contracts and moves
inferiorly
c. The diaphragm relaxes and moves superiorly
d. The diaphragm contracts and moves
superiorly
c. The diaphragm relaxes and moves superiorly
What happens when we breathe in?
a. The external intercostal muscles contract
and the ribcage is pulled upwards and
inwards
b. The external intercostal muscles contract
and the ribcage is pulled upwards and
outwards
c. The internal intercostal muscles contract
and the ribcage is pulled upwards and
outwards
d. The internal intercostal muscles contract
and the ribcage is pulled upwards and
inwards
b. The external intercostal muscles contract and the ribcage is pulled upwards and outwards
Which of the following indicates a partial obstruction of the larynx or trachea and demands immediate attention? a. Rhonchi b. Crackles c. Pleural rub d. Stridor
d. Stridor
Given the following structures: 1. larynx 2. nasal cavity 3. pharynx 4. trachea Which of the following is the correct order that air would flow during inhalation. a. 4,2,3,1 b. 2,3,1,4 c. 1,2,3,4 d. 2,1,3,4
b. 2, 3, 1 ,4
Which of the following statements is true
about involuntary breathing?
a. it is controlled by the pulmonary arterioles
b. It is controlled by the bronchioles
c. It is controlled by the neurons, located in the medulla and pons
d. It is controlled by the alveolar-capillary
network
c. it is controlled by the neurons, located in the medulla and pons
Which of the following prevents collapsing of trachea? a. Muscles b. Ribs c. Diaphragm d. Cartilaginous rings
d. Cartilaginous rings
Wheezes most commonly suggest…
a. secretions in large airways.
b. narrowed airway
c. abnormal lung tissue.
d. airless lung areas.
b. narrowed airway
Cellular respiration needs two factors. They
are. …
a. nitrogen and fluid
b. carbon dioxide and water
c. energy and food
d. glucose and oxygen
d. glucose and oxygen
The amount of air that moves in and out of
the lungs, with each normal inspiration and
expiration is called
a. Vital capacity
b. Residual volume
c. Tidal volume
d. Tidal capacity
c. Tidal volume
When the oxygen supply to the tissues is inadequate, the condition is... a. Pleurisy b. Anoxia c. Asphyxia d. Hypoxia
d. Hypoxia
Which of the body systems listed below cooperate to supply O2 to cells and eliminate CO2? 1) digestive system 2) cardiovascular system 3) urinary system 4) respiratory system 5) endocrine system a. 1, 2, and 4 b. 3 and 5 c. 1 and 2 d. 2 and 4
d. 2 and 4
Which of these statements is true about
internal respiration?
a. Production of ATP
b. Breathing between the atmosphere and the alveoli
c. Exchange of gases between the bloodstream and tissue cells
d. Exchange of gases between alveoli and the
bloodstream
c. Exchange of gases between the bloodstream
