Chapter 1 Flashcards Preview

Bio 392 > Chapter 1 > Flashcards

Flashcards in Chapter 1 Deck (6):
1

Describe homeostasis

the ability to keep the internal environment at a relatively stable state.

2

what are the two compartments of the internal environment

intracellular fluid (icf) and extracellular fluid (ecf)

3

Why is homeostasis not considered equilibrium?

Equilibrium implies that the variables being compared are identical. Homeostasis is keeping the variables relatively stable

4

What are the 3 basic components of a control system?

input signal, control center, output signal

5

What are the 7 steps of a reflex pathway

Stimulus, Sensor, Input Signal, integrating center, output signal, target, response.

6

What is a response which opposes or removes the signal?

Negative Feedback