A student nurse is reviewing information about life expectancy ...

[wenmo]

A student nurse is reviewing information about life expectancy and finds that life expectancy in the early 1900s was about 45 years.
 
  In the last decade of the 20th century, the lifespan of Americans has been lengthened by 30 years, to more than 75 years. Advances in public health contribute to 25 of these additional 30 years. The student nurse would be correct in noting that one of the most notable achievements has included a decline in deaths of what disease? A) Kidney
  B) Lung
  C) Heart
  D) Prostate

Question 2

A nurse is addressing a group of nursing students about gamma globulins. What is the best response to the nursing students about the function of IgM?
 
  A) Stimulates complement activity
  B) Functions as an antigen receptor
  C) Protects the fetus before birth against antitoxins, viruses, and bacteria
  D) Helpful in defense against invasion of microbes via nose, eyes, lungs, and intestines

[pratush dev]

Answer to Question 1

C
Feedback:
One of the notable achievements has included a decline in deaths from heart disease and stroke, not diseases of kidney, lung, or prostate.

Answer to Question 2

A
Feedback:
IgM stimulates complement activity. IgD functions as an antigen receptor. IgG protects the fetus before birth against antitoxins, viruses, and bacteria. IgA helps in defense against invasion of microbes via nose, eyes, lungs, and intestines.

[wenmo]

Thanks for the timely response, appreciate it

[sultana.d]

Gracias!