Explanation: A comminuted fracture is characterized by the bone being broken into multiple fragments. This type of fracture is often the result of high-impact trauma and can complicate treatment due to the complexity of the fracture pattern.

Troponin is a protein complex found in cardiac and smooth muscles, not in skeletal muscles. In skeletal muscles, it is the regulatory proteins tropomyosin and the troponin complex that are crucial for excitation-contraction coupling.

SOLUTION 

NSAIDS, i.e. Brufen, etc. inhibit tooth movement as they interfere with production of prostaglandins.

• Nimesulide does not interfere with PG production and so can be safely given during tooth movements.

The Glasgow Coma Scale (GCS) is widely used to assess the severity of coma or impaired consciousness, particularly in patients with head injuries.

The first sensation of bladder filling occurs at approximately 150 ml, signaling the need to void.