Week 4: Homeostasis

Question 1

Homeostasis

Answer 1

Internal environment remaining relatively constant to ensure normal physiological functioning.

Question 2

3 Conditions Essential for normal functioning

Answer 2

1. proper amounts of nutrients, gases, water, salts.
2. optimal temperature
3. optimal pressures

Question 3

Intra

Answer 3

inside

Question 4

Inter

Answer 4

between

Question 5

Extra

Answer 5

outside

Question 6

Interstitial Fluid

Answer 6

Mainly between cells.
Extracellular.
Ex: lymph.

Question 7

Plasma

Answer 7

blood minus the cells
Extracellular

Question 8

Stress

Answer 8

Any condition that causes an imbalance/variation in the body’s normal internal environment.

Question 9

Feedback Loops

Answer 9

Factor/Stimulus -> Sensor -> Control Center -> Effector -> Factor/Stimulus