Myoglobin is a good cardiac marker because it:
A) Diffuses into the blood more quickly than CK-MB.
B) Diffuses into the blood more slowly than CK-MB.
C) Doesn't diffuse into the blood at all when cardiac tissue dies.
D) Is an extremely large protein and therefore does not diffuse into the blood very easily.

Question

Quizplus · Accepted Answer

Myoglobin diffuses into the blood more quickly than CK-MB, making it a rapid marker for myocardial injury.

Myoglobin Is a Good Cardiac Marker Because It