Assessment CTO 5.2

Criteria 5.1 and 5.2 - Cells tissues and organs

Use this Assessment if you need to achieve 5.1 and/or 5.2 in Cells Tissues and Organs. Print form off then please complete all questions on the reverse side and submit to me Only your first submission will be accepted.

Please enter your name:
Email:

Metabolic rate usually increases following a meal. This is due to the effects of a pancreatic hormone 'X' on the target organ.

1. Name the pancreatic hormone 'X':
2. Name the target organ.
3. Describe four of the effects of 'X' on the target organ:

4. Another pancreatic hormone 'Y' acts antagonistically (ie in the opposite way) to 'X'. Name 'Y'.(Careful! Spelling must be absolutely correct!)

Amino acid breakdown (deamination) creates a potentially serious problem

1. Where does deamination take place?
2. Name the substance described as 'a serious problem'.
3. Describe how this substance is transformed into a safer form, naming the substance created and the chemical process involved.

4. Once broken down, no part of amino acids can be retained in the body but will all be excreted. Comment on this statement in a reasoned way.