Material that an individual cannot remember but is on the "tip of the tongue" is
a. in sensory memory, but not in iconic memoryb. retrieved, but not encodedc. in episodic memory, but not in semantic memoryd. in short-term memory, but not in long-term memorye. available, but not accessible

Anne is 60 years old and rather frail. she fractured her forearm while playing with her grandson. that was two months ago, but her arm is still in a sling. which disease is she likely suffering from?

How quickly a drug enters your bloodstream also depends on

[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.