Complete a work out : Write a paragraph explaining how blood and oxygen are delivered to your body and write THREE details about how you feel it in your body *

What link in the chain of transmission is described in the paragraph? sarah has been eating and sleeping poorly. she was just diagnosed with pneumonia. tests showed the illness was caused by streptococcus pneumoniae. in the chain of transmission, sarah is the (blank) , and streptococcus pneumonia is the (blank).