Final answer:
The technical term for a hangnail is Agnail. This condition should not be confused with systemic mycosis or mycetismus, which are types of fungal infections and mushroom poisoning respectively.
Step-by-step explanation:
The technical term for a hang nail is A. Agnail. An agnail, more commonly known as a hangnail, is a small, painful piece of torn skin next to a fingernail or toenail. It's not related to a nail matrix, which is the area where your fingernails and toenails start to grow, or to mold and infection, although untreated, severe agnails can sometimes lead to infections.
It's important to distinguish this condition from systemic mycosis or mycetismus, terms mentioned in your reference. Systemic mycosis is a type of fungal infection that affects your internal organs, while mycetismus is a form of mushroom poisoning which doesn't relate to nail health.
Learn more about Agnail