PC Medical Terminology & Anatomy 3

Question 1

The term 'onychomycosis' refers to a fungal infection of which structure?

Accepted Answer

Nail

Answer

Onychomycosis combines 'onycho-' (nail), 'myco-' (fungus), and '-osis' (condition), meaning fungal disease of the nail.

Question 2

Which bone forms the posterior prominence of the heel?

Accepted Answer

Calcaneus

Answer

The calcaneus (heel bone) forms the posterior projection of the foot and serves as the attachment site for the Achilles tendon.

Question 3

What does the prefix 'sub-' indicate in the term 'subungual'?

Accepted Answer

Below or beneath

Answer

Sub- means below or beneath; subungual therefore means beneath the nail plate.

Question 4

The peroneus longus muscle is also correctly named the:

Accepted Answer

Fibularis longus

Answer

Modern anatomical nomenclature renames peroneus longus to fibularis longus, reflecting its origin along the fibula.

Question 5

Which term describes pain in the ball of the foot (metatarsal head region)?

Accepted Answer

Metatarsalgia

Answer

Metatarsalgia is pain localized to the metatarsal head region, derived from 'metatarsal' and '-algia' (pain).

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