PLE Category: Anatomy

PLE-158

Which of the following statements is not true regarding the inguinal canal?

PLE-159

A 65-year-old male presenting weight loss, anemia, and chronic diarrhea underwent a colonoscopy. A polypoid mass was located at the anterior wall of the colon, 40 inches from the anal verge. In which part of the colon is the mass located?

PLE-155

A 76-year-old female, complaining of chronic vague abdominal pain, was found to have an aortic aneurysm extending from the T11 to L3 vertebrae. Which other structures are most likely to be affected by this condition?

PLE-156

The ductus arteriosus is a derivative of which aortic arch?

PLE-152

A 57-year-old male with hypertension and diabetes was rushed to the emergency room due to a deterioration of consciousness. The patient was successfully stabilized at the ER. Upon secondary physical examination, the patient is confused but oriented to place and person. His blood pressure is 170/100 mmHg, heart rate is 76 bpm, and respiratory rate is 14 cpm. It was observed that his left eye is fixated in an inferolateral direction with dilated nonresponsive pupils, while his right arm showed tremors and incoordination when asked to reach for an object. No paralysis was noted in both upper and lower extremities. A CT scan was requested, but the results were pending. What is the most probable diagnosis?

PLE-153

Which of the following neck muscles is not supplied by the ansa cervicalis?

PLE-154

A 76-year-old male went to your clinic secondary to a productive cough, weight loss, and voice changes. He was a smoker with a 50 pack-year history and a drinker of alcoholic beverages. An X-ray was done, showing a suspicious mass at the left upper lobe of the lung. A follow-up CT scan showed a probable lung carcinoma with mediastinal lymphadenopathies compressing the left bronchial airway. Which of the following laryngeal muscles will be spared by this condition?

PLE-150

Which of the following structures pass anterior to the medial malleolus?

PLE-151

Hassall’s corpuscles are histologic features of which lymphoid organs?