NIC Nail Technician Written ExamScientific ConceptsMedium
A client presents with a localized infection characterized by pus formation around the nail. Upon closer inspection, the technician identifies spherical-shaped bacteria under a microscope. This morphology is characteristic of which type of bacteria?
- ACocci
- BSpirilla
- CVibrios
- DBacilli
Show answer & explanationAnswer & explanation
Correct answer: A. Cocci
Cocci are spherical or round-shaped bacteria, often associated with pus-forming infections like staph and strep. Bacilli are rod-shaped, spirilla are spiral-shaped, and vibrios are comma-shaped.
Why the other options are wrong
- B. Spirilla are spiral-shaped bacteria.
- C. Vibrios are comma-shaped bacteria.
- D. Bacilli are rod-shaped bacteria.
Bacterial Morphology - Cocci
Cocci are spherical or round-shaped bacteria, often found in clusters, chains, or pairs, and are commonly associated with pus-forming infections.
- Spherical or round shape.
- Can cause various infections, including staph and strep.
- Commonly seen in localized pus-forming infections.
Memory trick: Coco Puffs are round, like cocci bacteria.