Quiz 3 Flashcards
Name 2 female secondary sex characteristics
Widen hips,breast developing
Name an example of an activity that causes blood glucose concentration to decrease
Exercise
Respiration
What is the impact of an increased delivery of glucose and oxygen in times of stress or danger?
Increased rate of respiration releases more energy
What gland is know as the master gland?
The pituitary gland
What hormone does oestrogen inhibit?
FSH
Where does pancreas send insulin/glucagon
To the liver
What hormone is released when blood glucose concentration increases?
Insulin
Name the treatment for type 1 diabetes
Insulin injections
Define homeostatis
The regulation of internal conditions to maintain optimum conditions for function in response to internal and external change
Why are LH and FSH inhibited by progesterone?
To prevent more than one egg maturing and being released by the ovaries
What is the name of the male reproductive hormone?
Testosterone
On which day of the menstrual cycle does ovulation occur?
Day 14
What is basal metabolic rate(BMR)?
The rate in which glucose and oxygen react to release energy
Name the treatment to type 2 diabetes
Carbohydrate controlled diet,exercise regime
What type of mechanism controls thyroxine levels?
Negative feedback
During what stage are large amounts of reproductive hormones released?
Puberty
What hormones are produced by the ovaries?
Oestrogen and progesterone
Which female reproductive hormones are made in the pituitary glands?
FSH and LH
What is a hormone?
chemical message
travels through the bloodstream
to target organs
What happens if BMR levels are too low?
- pitutary gland releases TSH
- stimulates thyroid gland to release more thyroxine
- thryoxine increases BMR
- Thyroid stops producing thyroxine
What happens if BMR levels are too high?(4 marks)
- thyroxine will inhibt pitutary gland
- pitutary gland stops releasing TSH
- so thyroid isnt stimulated to produce thyroxine
- BMR decreases
