the endocrine system Flashcards
(29 cards)
exocrine gland
have ducts
endocrine gland
ductless
hormone
chemical messenger produced by the endocrine gland and carried by the bloodstream to another part of the body where it had a specific effect
why is the pituitary the master gland?
it produces a range of hormones that regulate other endocrine glands
why is the pituitary the master gland?
it produces a range of hormones that regulate other endocrine glands
location of hypothalamus gland
above pituitary gland
example of a hormone in the hypothalamus gland
ADH
ADH
anti-diuretic hormone
pineal gland location
in the brain
what hormone does the pineal gland produce?
melatonin
thyroid location
in the neck
adrenal gland hormone
adrenaline
why is the pancreas a duo functioning hormone
it has an endocrine and an exocrine gland
endocrine gland in pancreas
islets of langerhans
produce insulin
exocrine gland in pancreas
produces enzymes such as amylase
when is adrenaline produced?
flight or fight
what are the symptoms of thyroxine deficiency in young children?
- low metabolic rate
- retarded mental and physical development
- also called cretinism
what are the symptoms of thyroxine deficiency in adults?
reduced metabolic rate
tiredness
lack of energy
slow mental and physical activity
weight gain
corrective measures for thyroxine deficiency
heel test
tablets or iodine to take
thyroxine excess symptoms
increased metabolic rate
bulging eyes
hunger
loss of weight
heat production
nervousness
irritability
anxiety
corrective measures for over-active thyroid
surgically removing part of thyroid
hormone supplements
insulin
anabolic steroids
contraceptive pills for females (estrogen and protestrone)
low insulin
diabetes
what is diabetes caused by
failure of the islets of langerhans in the pancreas
