B5

What is homeostasis?

hint! equilibrium in the body

what does this control? this may involve chemical or nervous responces

what do receptors do?

hint! detect____(changes in the environment)

The coordination centre consists of...

which 3 things bring out responces which restore optimum levels?

what is the human nervous system made of?

what is the structure?

hint! CNS PNS

how does it work?

S____---->R____---->C______----->E____----->R______

What is CNS?

hint! coordinates the body's nerve impulses

What is PNS?

hint! sends and recieves nerve impulses

what are reflexes?

Reflexes are_____, rapid ______, to stimuli that do not involve the ______ part of the brain

what are the three type of neurone in a reflex arc?

-S -R -M

What is the importance of the reflex arc?

give two examples

what is human reproduction?

Males: testes secrete?

Females: ovaries secrete?

hint! O and P

Male characteistics and Female characteristics (what they develop)

hint: males- deeper voices  females-broader hips

lasts __ days

what four hormones is it contolled by?

-causes egg in the ovaries to mature

-ovulation

-repairs lining of uturus

-maintains uterus lining