What would be the pulse pressure for a patient with a blood pressure of 130/70?

What would be the pulse pressure for a patient with a blood pressure of 130/70?
 
  a. 30
  b. 40
  c. 50
  d. 60

Question 2

Which of the following is a late sign of shock?
 
  a. hypotension
  b. tachycardia
  c. tachypnea
  d. weakness

Question 3

Along with hypotension, what other sign indicates a patient is going into decompensated shock?
 
  a. increased breathing rate
  b. decreased urine output
  c. altered-mental status
  d. diaphoresis

Question 4

What is the best definition of shock?
 
  a. loss of white cells due to hemorrhage
  b. the buildup of toxic acid by-products
  c. increased sympathetic nervous activity
  d. inadequate tissue perfusion