Year 9 SE Flashcards
How many days does a menstrual cycle last for ?
28 days
What happens on Day 0 of menstruation?
Menstruation
What happens on Day 0-14 of menstruation?
Builds up uterus lining
What happens on Day 14 of menstruation?
Ovulation
What happens on Day 28 of menstruation?
Maintain uterus lining
What does FSH do ?
Stimulates egg maturation
What does LH do ?
Stimulates ovulation
What does oestrogen do ?
Causes uterus lining to build up
What does progesterone do ?
Maintains uterus lining
What do glands produce ?
Hormones
What are hormones ?
Chemical messengers
What are hormones transported through ?
Bloodstream
What does the ovaries produce ?
Oestrogen
What and where does the thyroid gland produce ?
Thyroxine in the neck
What does the testes produce ?
Testosterone
What and where does the pituitary gland produce ?
FSH, LH in the brain
What does the pancreas produce ?
Insulin
What and where does the adrenal gland produce ?
Adrenaline in the kidneys
What and where does the salivary gland produce ?
Saliva in the mouth
What happens when there’s too much glucose in blood sugar ?
- Too much glucose
- Pancreas produces insulin
- Insulin changes glucose to glycogen into liver
- Blood glucose decreases back to normal
What happens when there’s too little glucose in blood sugar ?
- Too little glucose
- Pancreas produces glucagon
3.Glucagon changes glycogen to glucose - Blood glucose increases back to normal
List the 3 neurones
Sensory, relay, motor
Where’s the sensory neurone ?
Receptor to coordinator
Where’s the relay neurone ?
Coordinator
