endocrine system Flashcards
what are hormones
chemical messengers sent in the blood
what are hormones produced in
endocrine glands
do hormones have long lasting effects
yes
what does the pituitary gland produce
hormones that regulate body conditions
what does the thyroid produce
thyroxine
what does thyroxine do
involved in regulating things like the rate of metabolism, heart rate and temperature
what does the adrenal gland produce
adrenaline
what does adrenaline do
used to prepare the body for fight or flight response
what do the ovaries produce
oestrogen
what is oestrogen involved in
the menstrual cycle
wich hormone is only involved with females
oestrogen
what do the testes produce
testosterone
what does testosterone do
controls puberty and sperm production in males
what are the features of nerves
very fast action
act for a short time
act on a precise area
what are the features of hormones
slower action
act for a long time
act in a more general way
