Homeostasis

What is the definition of homeostasis?

Negative feedback
what is it used to maintain?

Why triggers negative feedback respsonse?
what three things does a negative feedback system include?

what is the role of
1) sensor
2) integrator
3) effector

What does the antagonistic control of NF mean?

What type of physiological responses are controlled by NF?

What are thee disadvantages of NF?

What two mechanisms have evolved to improve NF/

acclimitisation

anticipation

What are the three types of changes to SP?

what is positive feedback?

enantiostasis

process of enantiostais in blue crabs when moving form last water to fresh

Give two examples of processes not controlled by homeostasis?

what are the two results of ongoing disruption of homeostasis and changing SP's?

What are the three classes of animals related to their methods of homeostasis ?
(i.e how and if they maintain homeostasis)

What is haemocyanin?

1) conformers
2) regulators
3) avoiders

what regulation does homeostasis require?

What are the four basic functions of a cell?

define
1) tissue
2) organ
3) system
4) organism

how do single celled organisms regulate internal environment?

what are animal cells and what are they surrounded by?

what 4 things involved in maintaining the narrow concentration limits in interstitial fluid?

How do epithelial cells of following tissues act to keep the organ within narrow limits?
1) digestive tract
2) respiratory tract
3) circulatory system

What are the two types of homeostasis regulation?

intrinsic regulation of of homeostasis
what is the speed of the control?

Extrinsic regulation/speed of this regulation

What are control systems, what are they're role? and give two examples

what are two examples of support and movement systems?

what are the roles of maintenance systems and give 5 examples?

What are the roles of the excretory and inegumentary system?

Why was homeostasis selected for during evolution, what are the benefits?