chapter 8 terminology Flashcards
respiration
activity of various processes that supply oxygen to all body cells and remove carbon dioxide
breathing is called
pulmonary ventilation or ventilation
respiratory system
consist of a series of passages that bring outside air in contact with special structures that lie close to blood capillaries where oxygen and cardon dioxide are exchanged
inspiration / inhalation
air in
expiration / exhalation
air out
pleura
membrane that surrounds the lung and lines the walls of the chest cavity
URT
upper respiratory tract
- nose
- nasal cavity
- pharynx
- larynx
LRT
lower respiratory tract
- trachea
- bronchi
- bronchioles
- alveoli
- lungs
alveoli
air sacs of the lungs where oxygen is exchanged for waste cardon dioxide
epiglottis
lid like structure that covers that larynx during swallowing
oximeter
measure % of hemoglobin saturation with oxygen in the blood
normal respiration rate
15-20
brady respiration rate
bradypnea under 12
tachy respiration rate
tachypnea over 20
spir/o
to breathe