communication and homeostasis

Question 1

transducer definitions

Answer 1

converts stimulus into action potential/electrical impulse

Question 2

give an example of a positive feedback mechanism

Answer 2

depolarisation

Question 3

homeostasis definition

Answer 3

the regulation of the internal conditions of a cell or organism to maintain optimum conditions (within a narrow range) for function, in response to internal and external changes.

Question 4

VASOLDILATION

Answer 4

widening of the arterioles to increase blood flow near skins surface