IV Therapy And Blood Withdrawal

12 Questions | By Kevinstansbury | Last updated: Mar 20, 2022 | Total Attempts: 3169

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This is a sample of the 50 question final exam for IV Therapy and Blood Withdrawal Certification. You must achieve an 80% in order to pass this exam.

Questions and Answers

1.

In selecting an IV site, you should:
- A.
  
  Avoid areas that have a round appearance
- B.
  
  Avoid areas where the vein crosses over joints
- C.
  
  Generally use large, protruding veins
- D.
  
  Avoid veins that appear firm when palpated
2.

Which of the following describes the term “isotonic?”
- A.
  
  A solution that has the same concentration of sodium as does the cell
- B.
  
  The natural tendency for substances to flow from an area of higher concentration to an area of lower concentration
- C.
  
  A solution that has a higher concentration of potassium than does the cell
- D.
  
  A solution that has a lower concentration of sodium than the cell
3.

True or false: If you are using an over-the-needle catheter to start an IV on a pediatric patient, gauges of 22 to 24 are the best choices for insertions
- A.
  
  True
- B.
  
  False
4.

“Decreased urine output leads to __________, which leads to an increase in HCO₃^-, which leads to __________.”
- A.
  
  An increase in H+, acidosis
- B.
  
  An increase in CO2, acidosis
- C.
  
  A decrease in H+, alkalosis
- D.
  
  A decrease in CO2, acidosis
5.

Which of the following is NOT an electrolyte that plays an important role in the body? ”
- A.
  
  Sodium
- B.
  
  Potassium
- C.
  
  Glucose
- D.
  
  Chloride
6.

True or false: 2 mL of isotonic crystalloid solution are needed to replace 1 mL of patient blood
- A.
  
  True
- B.
  
  False
7.

True or false: a hypotonic solution such as D₅W may be needed for a patient on dialysis when diuretic therapy dehydrates the cells
- A.
  
  True
- B.
  
  False
8.

When administering IV therapy to a geriatric patient, you should:
- A.
  
  Use a varicose vein
- B.
  
  Use a small gauge catheter
- C.
  
  Monitor closely to prevent fluid overloads
- D.
  
  Avoid the use of tape
9.

Which of the following are signs of shock?
- A.
  
  Patient appears to bounce back to normal
- B.
  
  Development of postural hypotension
- C.
  
  Pale, cool, clammy skin
- D.
  
  750 mL blood loss
10.

Which of the following should not be done in the event of an allergic reaction to an IV medication?
- A.
  
  Slow the IV rate
- B.
  
  Discontinue the IV and remove the solution
- C.
  
  Leave the catheter in place
- D.
  
  Monitor ABCs and vital signs
11.

May be referred to as a hep lock or peripheral lock. this is the process of creating positvie pressure in the IV catheter with saline in order to prevent occlussion at the IV site. there is no running IV
- A.
  
  Phlebitis
- B.
  
  Saline lock
- C.
  
  isotonic
- D.
  
  Whole blood
12.

True or False: LVN's can hang IV fluids that contain potassium?
- A.
  
  True
- B.
  
  False