Which statement is true regarding blood transfusions? In the seventeenth century, blood transfusions were rarely done and often fatal; they were outlawed until the nineteenth century.
A blood transfusion is a lifesaving procedure that was developed and perfected in the nineteenth century.
Blood transfusions were common practice in the seventeenth century. They routinely infused human blood into animals.
Blood transfusions were performed by infusing sheep's blood into humans; in the eighteenth century, they were common and highly successful.

A74-year-old woman, who has been followed for the past 25 years for chronic obstructive pulmonary disease comes to the ed complaining of 48 hours of temperature to 38.6 c and worsening shortness of breath. she has a chronic productive cough, which has become more copious. on physical examination, she has rhonchi and increased fremitus in the posterior mid-lung field. a gram's stain reveals many epithelial cells and multiple gram-positive and gram-negative organisms; no neutrophils are seen. which of the following is the most likely organism causing the symptoms? - escherichia coli- haemophilus influenzae- klebsiella pneumoniae- mycobacterium tuberculosis- mycoplasma pneumoniae

How can the primesuite feature assist in analyzing a patient's vital signs over time. give example

Which statement describes the u. s organ donation system? a. about 200 lives are saved per year b. transplant recipients must pay for organs c. the waiting lists for organs are very long d. it is mandatory