The Nurse Is in a Patients' Room, About to Collect

The nurse is in a patients' room, about to collect a blood specimen. During her examination of the patient's arm for a potential site, she observes areas of pinpoint, red dots scattered over both of the patient's arms. What is the clinical name for this phenomenon, and what does the presence of pinpoint red dots indicate?

A) It is known as petechiae, indicating possible excessive bleeding after blood collection.
B) It is known as measles, indicating possible infectious disease exposure.
C) It is known as psoriasis, indicating a possible skin disorder and should be avoided as a potential venipuncture site.