Endrocrine System Flashcards
Name the 3 glands located in the Brain (head)
Hypothalamus
Pituitary gland
Pineal gland
Name the gland in the neck?
Thyroid
Name the 4 glands in the abdomen
Adrenal gland
Pancreas
Ovaries
Testes
Where are the adrenal glands located
On the kidneys
What hormone does the thyroid release
Thyroxine
The pancreas produces what hormone?
Insulin
What hormone does the adrenal gland release
Adrenaline
The hormone thyroxine helps control ?
Metabolism
Where is the thyroid located
In the neck below the larynx
The pituitary gland releases a hormone called?
LH
What are hormones?
Small molecules or chemical messengers
What is a gland
A special arrangement of specialised cells which secrete hormones into the blood stream
What does the thyroid do that is unlike most other glands ?
It can store its hormone it produces
What does the hormone adrenaline do ?
Causes increase of heart rate, perspiration and breathing rate increases
What does the hormone insulin do ?
Controls glucose levels in the body
What are receptors made of?
Protein
What do receptors do?
detect 1 specific hormone
Where are the receptors for LH?
The ovaries
What does LH trigger?
Ovulation
What does the Pancreas do?
Produces insulin
What is the purpose of the endocrine system?
to act as the bodies central system for Producing, storing and secreting Hormones
What two hormones do the ovaries produce?
Oestrogen
Progesterone
What hormone do the testes produce?
Testosterone
What hormone does the pineal gland produce?
Melatonin
What process is melatonin used in?
Sleep/wake cycle
(Circadian rhythms)
Why is the pituitary gland sometimes called the master gland?
It controls many of the other glands
What does the hypothalamus secrete?
Releaser hormone
What does the releaser hormone do?
Effects other glands which causes them to release other hormones
What hormone does the pituitary gland produce?
Oxytocin
What does Testosterone do?
Makes us present male characteristics
and helps with sperm production
What do Oestrogen and progesterone do?
Control female reproductive cycle
and make us present female characteristics
Which gland is known as the master gland and why?
The pituitary gland
as it can control many other glands in the body
