Most common type of finger impression is:
**Core Concept**
The question is testing knowledge of **dermatoglyphics**, the study of the patterns of skin ridges on fingers. These patterns are unique to each individual and can be used for identification purposes.
**Why the Correct Answer is Right**
The most common type of finger impression is the **loop pattern**, which accounts for approximately 60-70% of the population. This pattern is characterized by ridges that enter from one side, form a curve, and exit from the same side.
**Why Each Wrong Option is Incorrect**
**Option A:** is incorrect because the arch pattern is the least common.
**Option B:** is incorrect because the whorl pattern, although common, is not the most common.
**Option D:** is incorrect because the combination or peacock's eye pattern is complex and less frequent.
**Clinical Pearl / High-Yield Fact**
A key point to remember is that **fingerprints are unique** and can be used for identification in forensic medicine.
**Correct Answer:** D was blank so assuming the correct pattern which is loop: **Correct Answer: C. Loop.**