APPLIED RADIOLOGICAL ANATOMY

ANATOMY

MUSCULOSKELETAL AND SOFT TISSUE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How does sprain occurs?
A
when the ligaments are overstretched and tear apart
B
when the ligaments attached to the bones are covered with blood
C
when the cartilage and ligaments does not have synovial fluid
D
when the bones in the joints rub against each other
Explanation: 

Detailed explanation-1: -This can happen from a fall, twist, or blow to the body, In a mild sprain, a ligament is stretched, but the joint remains stable and is not loosened. A moderate sprain partially tears the ligament, causing the joint to be unstable. With a severe sprain, ligaments tear completely or separate from the bone.

Detailed explanation-2: -A sprain occurs when you overextend or tear a ligament while severely stressing a joint. Sprains often occur in the following circumstances: Ankle-Walking or exercising on an uneven surface, landing awkwardly from a jump. Knee-Pivoting during an athletic activity.

Detailed explanation-3: -A sprain is usually caused by the joint being forced suddenly outside its usual range of movement and the inelastic fibres are stretched through too great a range. For example, excessive inversion of the ankle can cause the lateral ankle ligaments, primarily the anterior talofibular ligament, to rupture.

Detailed explanation-4: -Most sports injuries, such as sprains or strains, are caused by minor trauma. Sprains are ligament injuries resulting from wrenching or twisting a joint. Strains are injuries to a muscle or tendon, and are often caused by overuse, force, or stretching.

Detailed explanation-5: -Ligaments are bands of fibrous tissue that connect bones at joints. While a sprain is a stretch in a ligament, a ligament tear is basically a ruptured ligament. So the key difference is this: sprain is a mere stretch in the ligament, while a tear indicates a ruptured ligament.

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