Hormones

The control of internal body conditions and maintaining them at constant

Blood PLASMA— liquid part of blood

Insulin released from pancreas causes: -cells absorb -and glucose converted to glycogen in liver and muscle

Glucagon produced by pancreas -converts glycogen back to glucose

Pancreas cannot produce insulin

Pancreas does not produce enough insulin or cells Become resistant to insulin

BMI -age -gender -diet

-reduce carbohydrate levels -ensure blood glucose levels don’t rise to high -allow the body to produce more insulin

BMI=height(2)cm/mass kg

The uterus lining is shed

The uterus lining thickens and oestrogen levels rise Egg matures

Ovulation the release of an egg

I’d egg is fertilised-implant in uterus lining Progesterone rise to maintain uterus lining

If not fertilised progesterone levels fall The uterus lining breaks down Egg DIES

Causes the uterus lining to thicken +causes realise of LH which trigger’s ovulation

Causes the egg to mautue

Ovulation can be prevented by combining the hormones estrogen and progestin to prevent ovulation

Possibly of multiple births and side effects and defects

Male=XY Female=XX

A negative feedback control system responds when conditions change from the ideal or set point and returns conditions to this set point.

the chemical reactions in the body’s cells that change food into energy.

can cause high cholesterol and atherosclerosis (clogging of the arteries), which can potentially lead to serious heart-related problems, such as angina and heart attack.

such as weight loss, hand tremors, and rapid or irregular heartbeat

Adrenaline, also called epinephrine, helps your body react more quickly to a threat. It makes the heart beat faster, increases blood flow to the brain and muscles, and stimulates the body to make sugar to use for fuel. When adrenaline is released suddenly, it’s often referred to as an adrenaline rush