Hormones Flashcards
1
Q
What is homeostasis?
A
The constant maintenance of internal conditions to maintain optimal conditions for cellular reactions.
2
Q
What are hormones?
A
They are chemical messengers
They take time to get around the body and are transported by the blood and carried to their target organ
3
Q
Pituitary gland
- what does it secrete
- where is it located
A
- Release many hormones including growth hormones
- located in the brain, underneath the hypothalamus
- FSH
- LH
4
Q
Thyroid gland
- what does it secrete
- where is it locates
- what does it control in the body
A
- releases thyroxine
- located in the neck
- responsible for controlling metabolism
5
Q
Pancreas
- what does it secrete
- where is it located
- what does it control in the body
A
- contains cells that release insulin and glucagon
- located just behind the stomach
- Helps keep blood sugar levels safe
6
Q
Adrenal glands
- what do they secrete
- where are they located
- what does it control in the body
A
- Release adrenaline
- Located on top of the kidneys
- Responsible for “fight or flight” mechanism with danger
7
Q
Testes
- what do they secrete
- What do they control in the body
A
- Release the sex hormone testosterone
- Responsible for growth characteristics (puberty)
8
Q
Ovaries
- what do they secrete
- what do they control in the body
A
- Release the sex hormones oestrogen + progesterone
- Responsible for growth characteristics (puberty)
