Mechanisms of Homeostasis (HSC SSCE Biology): Flashcards
📚Flashcards
Practise the cards
10 cards from this deck
ShowHide
Practise the cards
10 cards from this deck
Homeostasis definition
Homeostasis definition
Maintaining stable internal environment despite external changes
Nervous system message transmission characteristic
Nervous system message transmission characteristic
Very rapid via nerve impulses along nerves
What thermoreceptors detect
What thermoreceptors detect
Changes in temperature
Resting membrane potential value
Resting membrane potential value
mV
Threshold value for action potential
Threshold value for action potential
mV
All-or-none principle
All-or-none principle
Action potential occurs fully or not at all once threshold reached
Hypothalamus main role
Hypothalamus main role
Control centre regulating activities to maintain homeostasis
Pituitary gland nickname
Pituitary gland nickname
Master gland
ADH function
ADH function
Regulates water concentration by promoting kidney reabsorption
Insulin and glucagon relationship
Insulin and glucagon relationship
Antagonistic hormones with opposite effects on blood glucose