Unit 4: Homeostasis Flashcards Preview

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Flashcards in Unit 4: Homeostasis Deck (9)
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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