A wound with clean, smooth, straight edges produced by a sharp-edged object such as a skate blade is called a/

Concept understanding — Sports Injury Classification

Sports Injury Classification

Not every injury on the field is the same, and how a sports injury is classified decides everything that happens next — from first aid to recovery time. The Physical Education syllabus classifies sports injuries in two complementary ways: by cause and by the body structure that is damaged.

Classification by Cause

Direct injuries happen when an external force strikes the body directly at the point of contact — a cricket ball hitting a batsman's finger, a tackle in football landing squarely on the shin.

Indirect injuries occur when a force applied elsewhere in the body produces soft-tissue damage at a different point — for example, a bad landing that twists the ankle while the force actually travelled up through the leg.

Soft tissue injuries damage skin, muscle, or ligament — bruises, sprains, strains, cuts.

Hard tissue injuries damage bone or cartilage — fractures and dislocations.

Overuse injuries are not caused by a single event at all. They build up from repetitive stress: incorrect technique, poor equipment, or excessive training without adequate recovery — think of a bowler who develops a stress fracture from bowling too many overs without rest.

Note

A single injury can belong to more than one of these categories at once. A footballer's twisted ankle from a bad tackle is both an indirect injury (the twisting force) and a soft tissue injury (the ligament that tore).

Classification by Body Structure

Injuries are also grouped by exactly which tissue is hurt:

Skin injuries — Abrasion (scraping against a rough surface), Laceration (an irregular tear), Incision (a clean cut from a sharp edge), Puncture wound (pierced by something pointed), Avulsion (skin torn away).
Soft tissue injuries — Contusion (a bruise/hematoma from a direct blow), Sprain (a ligament stretched or torn at a joint), Strain (a muscle or tendon injury from overstretching or overload).
Joint injuries — Dislocation, where the bone ends at a joint are forced out of their normal position (complete dislocation) or partially out (subluxation).
Bone injuries — Fractures, a break in the continuity of a bone, which can be open (skin broken, bone exposed) or closed (skin intact). …

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A wound with clean, smooth, straight edges from a sharp object is an incision — not a laceration, abrasion, or contusion.

This question tests your understanding of wound classification by mechanism and appearance, a core topic in sports first aid and injury management. The key distinction lies in the shape of the wound edges and the type of force that caused it.

A sharp-edged object like a skate blade, scalpel, or broken glass cuts through tissue cleanly. The wound it leaves has straight, smooth edges that tend to bleed freely because the blood vessels are sliced cleanly rather than torn. That precise description matches one specific term.

Let’s walk through each option to see why only one fits.

Note

In exam contexts, the word "clean" is a deliberate clue — it signals the absence of tearing, crushing, or irregularity.

Laceration — This is a tear or rip in the tissue, caused by blunt force or shearing. The edges are irregular, jagged, and often bruised. A skate blade does not produce a laceration; a fall onto a sharp rock might.
Incision — This is a cut made by a sharp-edged instrument. The edges are clean, smooth, and straight. This matches the description exactly. In surgery, an incision is deliberately made with a scalpel; on the ice, a skate blade does the same thing. …

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Q.A wound with clean, smooth, straight edges produced by a sharp-edged object such as a skate blade is called a/an:

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