Importances out subunit 6, 7, 8 , 9, x1, x2 ♥

4 important questions on Importances out subunit 6, 7, 8 , 9, x1, x2 ♥

What means asthma?
.
what means sopd?

asthma= bronchioles contract -> less air flow -> shortness of breath.
.
copd= (mainly) caused by smoking

What is the vocal cord?
how does it producing sound?
how does it production high/ low noise?

vocal cords produce vibrations when air runs passed them and the air clossed to gether and you get some sound.
.
when your vocal cord is completly streched the foice ih higher and when they are almost clossed it is lower.

What is vital capacity?

the maximum amount of air which can be inhaled (maximum tidel capacity)
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Gills
trached + spiracles
cell membranes

the air came in the mouth it go trough the gills there gas exchanged and it flows out of the gullet
.
trachea are the numerous narrow branching air tubis in the body of an insect. spiracles is where were air came in and out to the trachea.
.
cell membranes = the air came in from every where it goes directly trough the ceel membranes.

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