Pysiology

Question 1

Saliva

Answer 1

Consists mainly of mineral salts, mucus and salivary amylase

Question 2

What are the roles of the pancerous

Answer 2

Secretes pancreatic juice that contains insulin that controls the blood glucose concentration
Cells of langerhans produce glucogen and insulin

Question 3

Main functions of the liver

Answer 3

Deamination: Nitrogen part of amino acid is converted into part of the ammonia is converted into urea, and eventually passed out through the works or the kidney. The rest of the ammonia is converted into glucose
Producing glucose: If there is excess glucose in the blood the liver turns it into glycogen.
Removing alcohol and drugs
Hormones are broken down: hormones that have already performed their functions are broken down
Synthesises and secretes bile

Question 4

Gall bladder

Answer 4

Bile is produced in the liver and stored in the gall bladder
Bile emulsifies fat