A 19 year old college student presents at the ER having had a fever and cough for 5 days. As she is there, she starts looking very ill. She is sweating and her coloring has become very pale and bluish. Her breathing is very rapid and her heart rate is accelerated. Despite aggressive treatment with fluids and i. v. antibiotics, she dies 5 hours after hospitalization. Catalase-positive, gram-positive cocci are isolated from her blood. What organism was most likely the cause of her symptoms

[120 total points] (public health) in one of the largest human experiments ever conducted, in 1954 a randomized controlled trial was run to see whether a vaccine developed by a doctor named jonas salk was effective in preventing paralytic polio. a total of 401,974 children (ages 6–9), chosen to be representative of those who might be susceptible to the disease, were randomized to two groups: 200,745 children (the control group c) were injected with a harmless saline solution (a placebo) and the other 201,229 children (the treatment group t) were injected with salk’s vaccine.what was the point of giving saline solution to the children who didn’t get the vaccine? explain briefly.

Why is important to keep your health triangle balanced?

Winston's baseball team had the bases loaded in the last inning when his friend freddie watched three straight pitches go by without swinging and was called out on strikes out to end the game. how can winston demonstrate responsible behavior in this situation? a. ask the coach sarcastically, in front of the team, if he gave freddie the take sign b. confront freddie and let him know that the team would have won if he could hit c. ignore freddie both after the game and the next day at school d. tell freddie that no one is perfect and to keep his confidence up