Drop of blood on a finger. This could have been drawn to test for a patient's blood grouping or to sample the blood for its level of sugar, which is i

---

Drop of blood on a finger. This could have been drawn to test for a patient's blood grouping or to sample the blood for its level of sugar, which is important for diabetics to monitor.

---

Size: 3582px × 4947px
Photo credit: © CRISTINA PEDRAZZINI/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: blood, drop, droplet, finger, lanced, phlebotomy, prick, pricked, red, sample, sampling, test, testing