A sprain may be defined as?

Appeared in: HSSC Staff Nurse - 2015

Explanation

A sprain is specifically defined as an injury to a ligament, which is the tough, fibrous tissue that connects bones to other bones at a joint.
This type of injury typically occurs from a wrenching or twisting motion that forces a joint beyond its normal range of movement.
The definition correctly identifies both the type of tissue involved (ligament) and the location (surrounding a joint).

Option A: An injury to a bone is known as a fracture, not a sprain. Fractures involve a break or crack in the bone tissue itself.
Option C: This statement defines a strain. A strain is an injury to a muscle or its connecting tendon, typically caused by overstretching or overuse.
Option D: This option is too general. While a sprain is a type of joint injury, the term 'injury to joints' is vague and can encompass many other conditions like dislocations, arthritis, or contusions.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Definition and classification of a sprain as background academic context rather than a clinical decision trigger.
Nurses frequently encounter sprains in emergency departments and outpatient clinics, making rapid and accurate assessment crucial for appropriate management and patient education.
Proper application of the PRICE (Protection, Rest, Ice, Compression, Elevation) protocol is a key nursing intervention that can significantly reduce swelling, pain, and recovery time.
What if? If the patient reported a 'pop' sound at the time of injury and is unable to bear weight, the nurse should suspect a severe (Grade III) sprain or a fracture and facilitate an urgent orthopedic consultation.

How to Approach the Question

Analyze the question to identify the core concept: the definition of a 'sprain'.
Evaluate each option against the precise medical definition of a sprain.
Recall the key difference between a sprain (involving ligaments) and a strain (involving muscles/tendons).
Eliminate the option describing a strain ('Excessive stretching of muscle...').
Eliminate the option describing a bone injury ('Injury to bone'), which is a fracture.
Compare the remaining options. One provides a specific, accurate definition ('Injury to ligament structures...'), while the other is too general ('Injury to joints').

Concept Tested & Keywords

QEaWOiFNOSpMjyEPbeNYCk

E6 Nelson Textbook of Pediatrics(2024) — Volume 2 p. 2107-2109

E6 Nursing Brunner Adult Health 3SA Vol 1 Part 4 p. 103-105

Practise the full HSSC Staff Nurse - 2015

Attempt every question from this paper in a timed mock, then review the full solution for each one.