Production of Prostaglandins Biology

1-Name the enzymes that control the production of prostaglandins:

1-COX-1 and COX-2
2-PGG2 and COX
3-A2 and PG
4-PGH2 and PG



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2-Aspirin belongs to a class of drugs called:



3-How do NSAIDs prevent production of prostaglandins?

1-attaching to COX enzyme.
2-all of the choices are correct.
3-by blocking the movement of COX enzyme.
4-changing their chemical structure and function.






4-The combination of the ester with water yields acid and alcohol. This reaction is referred as:

4-none of the choices are correct.







5-Which of the following is correct about “Sympathetic Ink”?

1-Adding Fe2+ solution will change the color of the ink and will make it visible.
2-All of the choices are correct.
3-Further processing is required to make sympathetic ink visible.
4-Salicylic acid can be used to develop sympathetic ink (invisible ink).