C14

Question 1

What is the endocrine system

Answer 1

Uses hormones to send info about changes in the environment around the body to bring a response

Question 2

What are endocrine glands

Answer 2

A group of cells which are specialized to secrete chemicals - these chemicals are known as hormones.

Question 3

What hormone is produced by the pineal gland

Answer 3

Melatonin

Question 4

What hormone is produced by the thyroid gland

Answer 4

Thyroxine

Question 5

What hormone is produced by the thymus gland

Answer 5

Thymosin

Question 6

What hormone is produced by the pancreas

Answer 6

Insulin and glucagon

Question 7

What hormone is produced by the ovary

Answer 7

Oestrogen

Question 8

What 2 hormones are produced by the adrenal gland

Answer 8

Noradrenaline and adrenaline

Question 9

What hormone is produced by the testis

Answer 9

Testosterone

Question 10

What part of the blood are hormones carried in

Answer 10

Plasma

Question 11

What is a target cell

Answer 11

The cell/cells that are acted on by the hormone to stimulate a response

Question 12

What is a steroid hormone

Answer 12

Lipid soluble, so lass through cell membrane. The receptors act as a transcription factor which inhibits or stimulates the transcription of a gene

Question 13

What is an example of a steroid hormone

Answer 13

Oestrogen

Question 14

What is a non steroid hormone

Answer 14

Hydrophilic so cannot pass through the cell membrane. Instead bind to external receptors which trigger a cascade reaction mediated by chemicals called secondary messengers. Adrenaline is a good example