Respiratory System Flashcards
1
Q
larynx
A
- contains two vocal chords
- maneuvered through skeletal muscle and cartilage, air goes to trachea from here
2
Q
total lung capacity
A
the max volume of air in the lungs when one inhales, typically 6-7 L
3
Q
residual volume
A
the volume of air remaining in the lungs when one exhales completely
4
Q
vital capacity
A
the diff between the min and max volume of air in the lungs (TLC - RV)
5
Q
Tidal Volume
A
the volume of air inhaled or exhaled in a normal breath
6
Q
expiratory reserve volume
A
the volume of additional air that can be forcibly exhaled after a normal exhalation
7
Q
inspiratory reserve volume
A
the volume of additional air that can be forcibly inhaled after a normal inhalation
8
Q
ventilation is primarily regulated by…
A
neurons in the medulla oblongata called the ventilation center
9
Q
lysozyme
A
- nasal cavity
- enzyme attacks peptidoglycan walls of gram positive bacteria
10
Q
mast cells
A
- in lungs
- have antibodies
- release inflammatory chemicals
- allergic rxns as well
