B11

Question 1

What is the endocrine system?

Answer 1

• Made up of glands that secrete chemicals called hormones into the bloodstream
• blood carries hormones into the organ
• which it is processed by the hormones

Question 2

What is the role for pituitary in the Endrocine gland?

Answer 2

• controls growth in children
• stimulates thyroid gland to make thyroxine controls the rate of metabolism
• women - stimulates ovaries, release eggs
• men - stimulates testes to make sperm

Question 3

What is the role for thyroid in the Endrocine gland?

Answer 3

Controls the metabolic rate

Question 4

What is the role for the pancreas in the Endrocine gland?

Answer 4

Controls the levels of gluclose in the blood

Question 5

What is the role for the adrenal in the Endrocine gland?

Answer 5

Controls the levels of gluclose in the blood

Question 6

What is the role for the ovaries in the Endrocine gland?

Answer 6

Controls development of female secondary sexual characteristics in the menstrual cycle

Question 7

What is the role of of testes in the Endrocine gland?

Answer 7

Controls development of the male secondary sexual characterisitcs of the production of sperm

Question 8

What causes type 1 diabetes?

Answer 8

• if pancreas doesn’t make enough insulin without it your blood gluclose will get very high

Question 9

What causes type 2 diabetes?

Answer 9

• obesity
• lack of exercise

Question 10

How do you treat type 1 diabetes?

Answer 10

• replacement insulin before meals
• being careful of the levels of carbs
• exercise
• insulin injections

Question 11

How to cure type 1 diabetes?

Answer 11

• pacreas transplant

Question 12

How do you treat type 2 diabetes?

Answer 12

• eat a balanced diet controlling the amount of carbs
• loosing weight
• doing regular exercise
• drugs that:
  1. Help insulin work better
  2. Help the pancreas make more insulin
  3. Reduce the amount of gluclose
• use insulin injections

Question 13

What is the menstural cycle?

Answer 13

Each month eggs begin to mature in the ovary at the same time uterus produces a thickened lining ready for a pregnancy every 28 days its released known as ovulation

Question 14

What are the hormones controlling the menstrual cycle?

Answer 14

• follicle stimulating hormone (FSH) causes the eggs in the ovary to mature
• luteinising hormone (LH) stimulates the release of the egg at ovulation
• oestrogen and progesterone stimulate the build-up and maintenance of the uterus lining.

Question 15

What is contraception?

Answer 15

Preventing from pregnancy meaning to preven the egg and sperm meeting a fertilised egg implanting in the uterus

Question 16

What are ways of using hormones to prevent pregnancy?

Answer 16

Oral contraceptives: contraceptive pill use femal hormones preventing oregnancy contains low dose of oesrogen and progesterone

Pill hormone: stops from uterus lining development preventing implantation

Question 17

What is the chemical method?

Answer 17

Chemicals that kill or disable sperm are known as spermicides. They are readily available but are not very effective at preventing pregnancy.

Question 18

What is the barrier method?

Answer 18

Barrier methods of contraception prevent the sperm reaching the egg.
A condom is a thin latex sheath placed over the penis during intercourse to collect the semen and prevent the egg and sperm meeting. Condoms offer some protection against sexually transmitted diseases such as syphilis and HIV/ AIDS. They can, however, get damaged and let sperm through.

Question 19

What is intrauterine devices?

Answer 19

Small structure inserted into the uterus lasting 3-5 years can be removed if they want to be pregnant containing copper preventing early embryos

Question 20

What is abstinence?

Answer 20

Rythym method abstaining from intercourse around ovulation or the egg oviducts meaning sperm cannot fertilise no side effectS

Question 21

What is surgical method?

Answer 21

Being surgically sterillised in the sperm being cut and tied sperm preventing the semen call vasectomy when the womens oviduct is cut or tied to prevent from sperm reaching the egg gives permanent contraception