Rheumatoid arthritis is considered an autoimmune disease. How do ...

[CQXA]

Rheumatoid arthritis is considered an autoimmune disease. How do scientists describe the mechanism of such autoimmune disorders?
 
  A) The patient's immune system mistakenly attacks some part of the patient's body.
  B) The patient's immune system is unable to defend some part of the patient's body.
  C) The patient's immune system leaves byproducts from combating another disease.
  D) The patient's immune system reacts to inflammation by increasing inflammation.

Question 2

There is evidence that stress contributes to the development of __________.
 
  A) depressive symptoms
  B) anxiety symptoms
  C) both anxiety and depressive symptoms
  D) neither anxiety nor depressive symptoms

[AmberC1996]

Answer to Question 1

A

Answer to Question 2

C