A patient complains of pain starting in the jaw and radiating down the neck. When he is questioned further, he states that when he is under stress he grinds his teeth. What joint is causing his pain?

At work, a box fell from a shelf onto Ella’s acromial region. In the emergency room, the physician felt that the head of her humerus had moved into the axilla. What had happened to Ella?

After having a severe cold accompanied by nasal congestion, Nicole complained that she had a frontal headache and the right side of her face ached. What bony structures probably became infected by the bacteria or viruses causing the cold?

Deborah, a 75-year-old woman, stumbled slightly while walking, then felt a terrible pain in her left hip. At the hospital, X-ray images revealed that the hip was broken. Also, the compact and spongy bone throughout her spine were very thin. What was her probable condition?

An X-ray image of the arm of an accident victim reveals a faint line curving around and down the shaft. What kind of fracture might this indicate?

If a patient complained of a “stomachache” and pointed to the umbilical region as the site of discomfort, which organs located in this region might be the source of the pain?