Hormones Flashcards
1
Q
What is the pituitary gland?
A
- secretes hormones
2
Q
What is the pineal gland?
A
- secretes melatonin
- regulating body rhythms
3
Q
what is the thyroid gland?
A
- secretes thyroxin
- affects body metabolism
4
Q
what is the pancreas?
A
- secretes insulin and glucagon
- controls blood sugar levels
5
Q
what is the adrenal glands?
A
- secretes corticosteriods
- involved in muscle development
6
Q
what is Gonads?
A
- secretes androgens
- involved in masculine characteristics
- regulate menstrual cycle
7
Q
what are hormones?
A
chemical messengers released from endocrine glands
8
Q
Hormones compared to neurotransmitters - hormones part?
A
- Hormones take message over larger distances and over a longer period of time
- Hormones can travel anywhere in the circulatory system, whereas neurotransmitters are restricted to their appropriate neurons
9
Q
Hormones compared to neurotransmitters - neutransmitters part?
A
- neurotransmitters signals travel very quickly whereas hormones travel more slowly
- neutransmitter signalling is all or nothing, hormones messages can vary in intensity depending on the amount of hormone
10
Q
give two types of hormones?
A
-testosterone
- cortisol
11
Q
what does testosterone do?
A
- produced by males in the testes
- affects sexual reproduction
- affects + influences the male sex drives
12
Q
what does cortisol do?
A
- triggered by physical or psychological stress
- function is to prepare the body for action is response to stress
