PLE-849
A 77-year-old man with swallowing difficulties undergoes imaging for a possible mass. The CT scan image at the level of the cricothyroid ligament in his neck should show which of the following structures?
PLE Category: Anatomy
PLE-850
A 78 year old woman known with inflammatory bowel disease (Crohn’s disease) and a small bowel obstruction leading to bowel ischemia, requires bypass of her ileum and jejunum and is scheduled for a gastroileostomy. The surgeon will ligate all arteries that send branches to the stomach. Which of the following arteries may be spared?
PLE-842
A 70-year-old veteran suffers a heart attack and is found in his home unconscious. He is in ventricular tachycardia and is shocked into normal sinus rhythm. He undergoes emergent catheterization and is found to have a thrombosis in the coronary sinus. Which of the following cardiac veins might remain normal in diameter by catheterization study by the cardiologist?
PLE-843
A 72-year-old man suffers from a known benign tumor in the pterygoid canal. Which of the following nerve fibers could be injured by this condition?
PLE-844
A 72-year-old woman frequently goes to the emergency department due to difficulties swallowing and subsequent choking while eating food. Which pair of muscles is primarily responsible for preventing food from entering the larynx and trachea during swallowing?
PLE-845
A 73-year-old man comes to his physician for an annual checkup. Which of the following structures is most readily palpated during rectal examination?
PLE-846
A 73-year-old woman complains of a cramp-like pain in her thigh and leg. She was diagnosed as having a severe intermittent claudication. Following surgery, an infection was found in the adductor canal, damaging the enclosed structures. Which of the following structures remains intact?
PLE-847
A 73-year-old woman with Parkinson’s disease fell down in the bathtub at her home and suffered a dislocation of the hip joint that may result in vascular necrosis of the femoral head and neck because of injuries to the arteries. Which of the following arteries might remain intact?
PLE-839
A 7-year-old boy comes to his pediatrician with a lump in the groin near the thigh and pain in the groin. On examination, the physician makes a diagnosis of a direct inguinal hernia because the herniated tissue:
PLE-840
A 70-year-old man has an abnormally increased curvature of the thoracic vertebral column. Which of the following conditions is the most likely diagnosis?