Unit 4: Homeostasis Flashcards
1
Q
Movement of molecules across a cell membrane without energy
A
Passive Transport
2
Q
Higher concentration of water outside of the cell
A
Hypotonic solution
3
Q
Higher concentration inside the cell
A
Hypertonic solution
4
Q
Water concentration is equal inside and outside
A
Isotonic
5
Q
Movement of molecules across a cell membrane against the concentration gradient
A
Active transport
6
Q
Maintenance of the internal environment (e.g. sweating is used to help cool down the body and bring it BACK to its original temperature)
A
Homeostasis
7
Q
Cell, tissue, organ, organ system, organism
A
Levels of organization
8
Q
Goes against the trigger to decrease it (e.g. sweating)
A
Negative feedback loops
9
Q
Goes with a trigger to increase it (e.g. childbirth)
A
Positive feedback loops
