The endocrine system

Question 1

What are hormones

Answer 1

a chemical substance that acts on a certain target cells and tissues to make a reaction

Question 2

What are hormones

Answer 2

a chemical substance that acts on a certain target cells and tissues to make a reaction

Question 3

name and define the two types of hormones

Answer 3

1. Steroid: soluble lipids and therefore diffuse through the plasma memberane of the cell
2. Amino-acids: must bind to receptors found on the plasma memberane

Question 4

Name the four types of glands

Answer 4

1. Thyroid
2. Pituitary
3. Parathyroid
4. Adrenal

Question 5

What is the function of the Thyroid Gland

Answer 5

produces Thyroxine and Calcitonin hormones, which lowers the calcium in the blood

Question 6

What is the function of the Pituitary gland?

Answer 6

it is named the Master Gland and is located at the base of the brain.

it secretes the human growth hormone

Question 7

What is the function of the Parathyroid gland

Answer 7

produces parathyroid hormones, which raise the Calcium in the blood

Question 8

What is the function of the Adrenal glands and the three hormones it secretes?

Answer 8

locatd just above the kidneys, it secretes ;
1. Aldosterone: reabsorbing sodium
2. Cortisol: reduces inflammations
3. Adrenaline: burst of energy due to stress