PLE-831
A 66-year-old man with multiple vision problems comes to a local eye clinic. The pupillary light reflex can be eliminated by cutting which of the following nerves?
PLE Category: Anatomy
PLE-826
A 64-year-old man presents to the emergency department with back pain, weakness, and shortness of breath. During the examination, an aneurysm of the abdominal aorta at the aortic hiatus of the diaphragm is identified. Which of the following pairs of structures is most likely to be compressed?
PLE-827
A 65-year-old man is unable to open his eye because of a rare neuromuscular disease. Which of the following muscles would most likely be paralyzed?
PLE-828
A 65-year-old man with a history of liver cirrhosis has been examined for hepatitis A, B, and C viruses. In an attempt to obtain a blood sample from the patient’s median cubital vein, a registered nurse inadvertently procures arterial blood. During the procedure, the needle hits a nerve medial to the artery. Which of the following nerves is most likely damaged?
PLE-823
A 63-year-old woman slips and falls on the bathroom floor. As a result, she has a posterior dislocation of the hip joint and a fracture of the neck of the femur. The woman experiences weakness when abducting and medially rotating the thigh after this accident. Which of the following muscles is most likely damaged?
PLE-824
A 63-year-old woman slips and falls on the bathroom floor. As a result, she has a posterior dislocation of the hip joint and a fracture of the neck of the femur. The woman undergoes hip surgery. If all of the arteries that are part of the cruciate anastomosis of the upper thigh are ligated, which of the following arteries maintains blood flow?
PLE-825
A 63-year-old woman who is a heavy smoker has an advanced lung cancer that spread into her right third intercostal space posterior to the midaxillary line. If cancer cells are carried in the venous drainage, they would travel first to which of the following veins?
PLE-820
A 63-year-old man is diagnosed with a Pancoast’s tumor that invades the inferior trunk of the brachial plexus. Which of the following muscle actions most likely resulted from injury to the brachial plexus?
PLE-821
A 63-year-old man is incapable of penile erection after rectal surgery with prostatectomy. The patient most likely has a lesion of which of the following nerves?
PLE-822
A 63-year-old patient with pericardial effusion comes to a local hospital for aspiration of pericardial fluid by pericardiocentesis. The needle is inserted into the pericardial cavity through which of the following intercostal spaces adjacent to the sternum?