glicose and adrenalin

Question 1

what if glucose is too high

Answer 1

detected by pancreas
secretes insulin
causes liver to convert glucose into glycogen

Question 2

what if glucose is too low

Answer 2

detected by pancreas
secrete glucagon
causes liver to convert glucagon into glucose

Question 3

what’s glycogen

Answer 3

insoluble store of glucose

Question 4

direction of glucose

Answer 4

small intestine , glucose , bloodstream, pancreas, insulin , liver, glycogen, normal

Question 5

effects if adrenalin

Answer 5

inc heart rate and blood pressure
diameter i of blood vessels widen
organs narrowing
liver cells change glycogen to glucose

Question 6

what are hormones

Answer 6

chemical messengers used in body by endocrine system

Question 7

more thyroxine =

Answer 7

more respiration , breaks down. more food molecules, releases not energy,

Question 8

too much thyroxine

Answer 8

inhibits effect on hypothalamus
less TRH from hypothalamus
less TSH from pituitary
less stimulated
less thyroxine

Question 9

too little thyroxine

Answer 9

stimulates hypothalamus
more TRH
more TSH from pituitary
more thyroxine

Question 10

stage 1 menstrual cycle

Answer 10

uterus lining breaks down and is shed and lost with the unfertilised egg

Question 11

stage 2 m cycle

Answer 11

egg cell matures due to FSH (from pituitary) which stimulates growth
causes the release of oestrogen from ovaries
lining builds up again

Question 12

stage 3

Answer 12

oestrogen thickens lining, stops FSH, causes release of LH from pituitary

LH stimulates egg release and ovulation occurs

Question 13

stage 4

Answer 13

progesterone from ovaries maintains lining inhibits LH
if fertilised egg doesn’t implant into uterus lining it will begin again