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- Created by: niss81
- Created on: 01-09-20 11:37
1. which of the following contributes to the wheezing of asthma?
- edema of the esophagus
- inflammation of the trachea and pharynx
- constriction of the bronchiolar smooth muscle
- pneumothorax
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2. most CO2 is transported in the blood:
- as bicarbonate
- by megakaryocytes
- loosley bound to the iron molecule in heme
- by the hemoglobin, as carbaminohemoglobin
3. contraction of the diaphragm and the external intercostal muscles:
- is responsible for inhalation
- decreases thoracic volume
- causes air to move out of the lungs
- stimulates the phrenic and intercostal muscles
4. surfactants
- prevent the collapse of the alveoli
- induce anaphylaxis
- decrease thoracic volume
- cause upper respiratory obstruction
5. which of the following structures controls respirations?
- limbic system
- postcentral gyrus
- medulla oblongata
- basal ganglia
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