human endocrine system

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Oriza

Cards (16)

what is the 2 communication system
the nervous system and the endocrine system
what do the endocrine system do  
sends hormones around the body. when they reach a target tissue they produce a response.
what is the endocrine system made out of
its made up of glands which secrete hormones directly into the bloodstream
what is the pituitary gland  
is the master gland. produces hormones into the blood to either have an effect on the body or act on other glands to stimulate them to produce different hormones
what is a pancreas  
it produces insulin. controls blood glucose levels
what is a thyroid
produces thyroxine which involved in regulating things like the rate of metabolism , heart rate and temperature
what is a adrenal glad  
produces adrenaline. which is used to prepare the body for a 'fight to fight' response
what is a ovary  
produces oestrogen. involved in the menstrual cycle and the development of female secondary sexual characteristics
what are testes  
produces testosterone. which controls puberty and sperm production in males
what does the blood transport
the hormone to a target organ to tissue where is has an effect
compare nervous system to hormonal system
the hormonal system is much slower but it acts for longer than the nervous system as it has faster reaction time but lasts less
how to know if the reaction is hormonal or nervous system
is the reaction is quick its nervous system , some information needs to be passed to effectors quickly. if the response lasts for a long time it is hormonal
why is the pituitary gland referred to as the master gland  
because it produces many hormone that act on other glands to regulate body conditions
what is the endocrine system  
group of glands which secrete chemicals called hormones directly into the blood stream
what is type one diabetes  
is when the pancreas produces little or no insulin
what is type 2 diabetes  
is a person becoming resistant to their own insulin due to being overweight