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Respiratory

bio182 final respiratory stystem

QuestionAnswer
What atmospheric gases are exchanged by animal systems? O2 and CO2
Why are internal gills better than external? external ones are easy to damage. Gill arches support gills. water flows unidirectionally.
Tracheal system respiratory system in insects which end in air capillaries.
spiracles- sides of abdomen
Tracheal system consists of Trachea, air sacs, and spiracles.
pharynx The cavity in vertebrates between the mouth and the esophagus and windpipe (trachea), which serves for the passage of both food and respiratory gases.
Larynx vocal chords
Bronchi is a caliber of airway in the respiratory tract that conducts air into the lungs.No gas exchange takes place in this part of the lungs.
alveoli microscopic air sacs that are surrounded by a rich network of blood vessels in mammalian lungs that function in gas exchange; the air sacs are at the end of the bronchioles.
Why are alveoli close to capillaries? They need to be for efficient gas exchange.
Myoglobin muscle cells made of a single polypeptide chain.
Myoglobin is found in the skeletal and heart muscles. The molecules bind and release oxygen rapidly aiding their transport of oxygen within the cell.
Formula for animal gas exchange CO2 + H20 ↔ H2CO3 ↔ H+ + HCO3-
What controls the respiratory system? autonomic nervous system of CNS
Created by: maw247
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