GALEN COLLEGE OF NURSING NU110 EXAM #2 QUESTIONS WITH COMPLETE SOLUTIONS VERIFIED GRADED A+
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Course
NU110
Institution
NU110
GALEN COLLEGE OF NURSING NU110 EXAM #2 QUESTIONS WITH COMPLETE SOLUTIONS VERIFIED GRADED A+
4 phases of respiration
1. Pulmonary ventilation
2. External gas exchange
3. Gas transport in the blood
4. Internal gas exchange
Respiration
Inhalation and exhalation of air. The process by which O2...
movement of air into and out of the lungs/exchange of air between the atmosphere and
the air sacs (Alveoli)
External gas exchange
occurs in the lungs as oxygen diffuses from the air sacs into the blood and carbon
dioxide diffuses out of the blood to be eliminated
Gas transport in the blood
, The circulating blood carries gases between the lungs and the tissues, supplying
oxygen to the cells and bringing back carbon dioxide.
Internal gas exchange
occurs in the tissues as oxygen diffuses from the blood to the cells, whereas carbon
dioxide travels from the cells into the blood
compliance
The ease with which one can expand the lungs and thorax
Diffusion
Movement of molecules from an area of higher concentration to an area of lower
concentration/concentration gradient
two phases of ventilation
inhalation and exhalation
Surfactant
chemical produced in the lungs to maintain the surface tension of the alveoli and keep
them from collapsing
Difference between the left and right bronchi
right bronchi is larger and extends more vertically. (this is where a foreign object will
most likely lodge)
hypoventilation
causes increased CO2/H+ in blood & acidosis
Hyperventilation
causes decreased CO2/H+ in blood and Alkalosis
Part of the brain controls the HR and Resp
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