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Which of the following is the most common vascular cause of ED?

For the patient with a testicular torsion; Which is the best plan of care?

Match the following diagnosis with the location of presenting acute abdominal pain:  

A 34 year-old male patient presents to the primary care clinic with a 3-month history of intermittent upper abdominal pain described as epigastric burning and gnawing pain about 2-3 hours after eating. His discomfort is waking him up in the early morning hours and interfering with sleep. He feels relief with foods and taking antacids.  He denies radiating pain, nausea, vomiting. Upon physical exam, you note tenderness to epigastrium and the LUQ. Bowel sounds are slightly hyperactive. Vital signs are stable and all other findings are benign. What is the most likely diagnosis for this patient? 

Which membrane protein is present in every human cell?

Which of the following contributes to the repolarization phase of an action potential?  

Which cells are the most abundant cells of bones?

Which ions are more abundant inside the cells than outside the cells?

Which statement describes water movement?  

Which describes transcription in cell physiology?