water & salt physiology terrestrial Flashcards
1
Q
relative humidity
A
ratio of moisture actually in air to moisture that air would hold when saturated
2
Q
absolute humidity
A
weight of water vapor in a unit volume of air
3
Q
challenges
A
reduce the h20 lost
4
Q
humidic animals
A
rely on a water,
earthworms, slugs, centipedes
5
Q
xeric animals
A
live on dry environment
mammals birds reptiles
6
Q
air cooling
A
conserves water,
air cools off in a channel in the nose and allows for the max amount of h20 to stay in the body
7
Q
Kangaroo rat
A
has very little water, only eats water
survives on the metabolic water
