HURRY PLZ!! What functions are performed by the brainstem?

regulation of breathing

language comprehension

ability to sense pain

visual recognition

regulation of circulatory system

How does a bone marrow transplant treat sickle cell disease?

Name 3 type of doctors that use medical furniture (chairs), and diagnostic equipment as well as exam tables.

[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.