All Are True for Aspirin EXCEPT

question 64

Multiple Choice

All are true for aspirin EXCEPT:

• A) it does not affect the peroxidase activity of prostaglandin endoperoxide synthase (COX).
• B) it inhibits the activity of prostaglandin endoperoxide synthase (COX).
• C) it stimulates ring opening in prostaglandin synthesis.
• D) it acetylates the serine in the active site of the cyclooxygenase (COX).
• E) it is classed as a non-steroidal anti-inflammatory drug (NSAID).

---

Definitions:

S-T Segment

A section of the electrocardiogram (ECG) tracing between the S wave and the start of the T wave, representing the interval between ventricular depolarization and repolarization.

T Wave

A component of the ECG that represents the repolarization of the ventricles in the heart cycle.

Depolarization

A reduction in the difference in electrical charge across a cell membrane, leading to activation of the cell.

ECG

Electrocardiogram, a test that measures the electrical activity of the heart to detect cardiac abnormalities.