A 54-year-old male presents to the emergency department comp…

A 54-year-old male presents to the emergency department complaining of severe pain in his left leg and foot that came on suddenly 4 hours prior. Physical examination shows that the patient’s left leg and foot are cool to the touch compared to the right side. The pulse on the dorsum of the left foot is palpable, but the medial ankle pulse is absent on the left side. The patient is diagnosed with an arterial embolism. Which of the following arteries is most likely to be occluded?

After receiving an intramuscular injection in the buttock, a…

After receiving an intramuscular injection in the buttock, a 19-year-old male develops a limping gait. Physical examination reveals a Trendelenburg Sign. When standing stationary on his right foot with the left foot raised off of the ground, both sides of his hips remain at the same level. However, when attempting to stand stationary on his left foot with the right foot raised off of the ground, he cannot maintain his balance and he falls to his right side. This patient most likely has damage to the nerve that supplies which of the following muscle pairs?