respiratory 3 Flashcards
1
Q
during internal exchange, gases move by ___
A
diffusion
2
Q
gases move through ___, then ____
A
epithelium/ capillary
3
Q
during internal exchange, partial pressures of gases can overcome diffusion ____
A
gradient
4
Q
internal exchange has high ___, and deep ____
A
altitude/ waters
5
Q
O2 is poorly ___ soluble
A
water
6
Q
gases are transported by ____
A
hemoglobin
7
Q
___ is surrounded by protein that ___ O2, but can’t ___ with O2
A
iron/ attract/ bind
8
Q
___ is water soluble
A
CO2
9
Q
carbon monoxide is ___ water soluble
A
poorly
10
Q
the body can’t measure ___ concentration
A
O2/CO2
11
Q
the body measures ____ of blood
A
pH
12
Q
There are how many carotid bodies?
A
2
13
Q
how many aortic bodies?
A
1
14
Q
high pH indicates ___ CO2
A
low
15
Q
low CO2 ___ breath rate
A
decreases
