Topic_1_Ch_33

Homeostasis = Maintenance of a constant __________ by an organism.

internal environment

The three mechanisms involved in homeostatic regulation are __________, __________, and __________.

Effector, Receptor, Sensor

Negative feedback drives a system toward a __________.

set-point

In __________, the CNS regulates body temperature by negative feedback.

endotherms

Multicellular organisms have the advantage of being larger and having more complex __________.

organization

Biochemical reactions needed for a cell to stay alive depend on physical and __________ conditions.

chemical

Organisms living in non-optimal environments must have processes to maintain __________ as external/internal environments change.

function

Which animal is considered the best long-distance runner? __________.

Human

Lobster muscle contractions decrease with __________ temperatures, affecting digestion.

warm

The general principle of homeostasis involves comparing a measurable property with a __________ or standard.

reference