26.  A 16-year-old male presents to the emergency department…

26.  A 16-year-old male presents to the emergency department with sudden onset of severe left testicular pain that began 2 hours ago while at rest. He is nauseated and has vomited once. On physical exam, the left testicle is swollen, elevated, and very tender. The cremasteric reflex is absent on the affected side. What is the most likely diagnosis and best next step in management?

24.  A 28-year-old female presents to urgent care after twis…

24.  A 28-year-old female presents to urgent care after twisting her right ankle while jogging. She is able to bear some weight but has pain and mild swelling over the lateral aspect of her ankle. On examination, there is tenderness over the lateral ligaments but no bony tenderness at the posterior edge or tip of the lateral malleolus, medial malleolus, navicular bone, or base of the 5th metatarsal. According to the Ottawa Ankle Rules, what is the most appropriate next step?

Write a linear system of equations that represents the follo…

Write a linear system of equations that represents the following scenario. Jenny buys 3 sheep (s), 4 dogs (d), 3 hens (h), and 5 rabbits (r) for 1106 coins in a game. Malachi buys 3 sheep, 3 dogs, 2 hens, and 2 rabbits for 880 coins. Kipton spends 1152 coins on 4 sheep, 1 dog, 8 hens, and 4 rabbits, and his friend Benny spends 1408 coins for 5 sheep, 3 dogs, 5 hens, and 1 rabbit. Write one equation per blank.

Consider the three EROs. Perform the operations by hand and…

Consider the three EROs. Perform the operations by hand and write the answer in matrix form. GIVEN:       Blank 1: Give the numbers in ROW 2 when  R1↔R2{“version”:”1.1″,”math”:”R1↔R2″} Blank 2: Give the numbers in ROW 2 when -6R2→R2{“version”:”1.1″,”math”:”-6R2→R2″} Blank 3: Give the numbers in ROW 1 when R1+R2→R1{“version”:”1.1″,”math”:”R1+R2→R1″}