Module 1 Central Venous Access Devices (CVADs)
Exam Questions With Correct Answers
What |are |CVADs? |- |CORRECT |ANSWER✔✔-A |CVAD |is |an |indwelling |catheter |that |is |inserted |
into |the |vein |of |the |central |vascular |system.
Where |are |CVADs |inserted? |- |CORRECT |ANSWER✔✔-Internal/External |jugular.
Subclavian.
Basilica/Brachial |vein.
Where |is |the |final |catheter |tip |of |a |CVAD |located? |- |CORRECT |ANSWER✔✔-In |the |lower |third |
of |the |superior |vena |cava |or |at |the |junction |of |the |right |atrium.
Benefits/downsides |of |CVADS |- |CORRECT |ANSWER✔✔-Benefits: |Safe, |convenient, |and |mostly |
are |designed |for |a |longer |term.
Downsides: |Carry |a |higher |risk |for |complications |and |require |specific |care |and |nursing |
management.
Reasons |to |use |a |CVAD |- |CORRECT |ANSWER✔✔-- |Administer |intravenous |fluids |and |blood |
products |.
- |Administer |medications |and |multiple |incompatible |medications |simultaneously. |
- |Administer |hypertonic |solutions.
- |Obtain |venous |blood |samples. |
, - |Provide |long-term |intravenous |therapy |.
- |Access |venous |circulation |when |a |patient |has |difficult |or |impossible |peripheral |access. |
- |Provide |hemodialysis |access.
- |To |monitor |central |venous |pressure |in |ill |patients.
Hypertonic |solutions |that |may |be |administered |with |CVADs |- |CORRECT |ANSWER✔✔-- |Total |
Parental |Nutrition |(TPN).
- |Vesicants |(e.g. |chemotherapy).
- |Irritants |(e.g. |Cloxacillin).
- |Meds |with |extreme |pH |values |(e.g. |vancomycin).
Types |of |central |venous |access |devices |(CVADs) |- |CORRECT |ANSWER✔✔-1. |Short-Term |Devices
|(non-tunneled |percutaneous) |e.g. |CVC.
2. |Externally |tunneled |(LT) |e.g. |Hickman |& |Perma-Cath, |HD |(CVC).
3. |Peripherally |Inserted |Central |Catheter |(LT) |e.g. |PICC.
4. |Implanted |Venous |Ports/IVAD(LT) |e.g. |Port-a-cath.
Short-Term |(Non-Tunneled) |CVADs |- |CORRECT |ANSWER✔✔-- |Inserted |through |the |Subclavian |
Vein, |Jugular |Vein, |or |Femoral |Vein.
- |Used |for |short-term |therapy, |days |to |several |weeks.
- |Can |be |single, |double, |or |triple |lumen.
- |Not |surgically |inserted.
- |Held |in |place |with |sutures |or |manufacture |securement |device. |- |Clamps |preset |, |Not-valved |
(close |when |flushing |/changing |caps).
Exam Questions With Correct Answers
What |are |CVADs? |- |CORRECT |ANSWER✔✔-A |CVAD |is |an |indwelling |catheter |that |is |inserted |
into |the |vein |of |the |central |vascular |system.
Where |are |CVADs |inserted? |- |CORRECT |ANSWER✔✔-Internal/External |jugular.
Subclavian.
Basilica/Brachial |vein.
Where |is |the |final |catheter |tip |of |a |CVAD |located? |- |CORRECT |ANSWER✔✔-In |the |lower |third |
of |the |superior |vena |cava |or |at |the |junction |of |the |right |atrium.
Benefits/downsides |of |CVADS |- |CORRECT |ANSWER✔✔-Benefits: |Safe, |convenient, |and |mostly |
are |designed |for |a |longer |term.
Downsides: |Carry |a |higher |risk |for |complications |and |require |specific |care |and |nursing |
management.
Reasons |to |use |a |CVAD |- |CORRECT |ANSWER✔✔-- |Administer |intravenous |fluids |and |blood |
products |.
- |Administer |medications |and |multiple |incompatible |medications |simultaneously. |
- |Administer |hypertonic |solutions.
- |Obtain |venous |blood |samples. |
, - |Provide |long-term |intravenous |therapy |.
- |Access |venous |circulation |when |a |patient |has |difficult |or |impossible |peripheral |access. |
- |Provide |hemodialysis |access.
- |To |monitor |central |venous |pressure |in |ill |patients.
Hypertonic |solutions |that |may |be |administered |with |CVADs |- |CORRECT |ANSWER✔✔-- |Total |
Parental |Nutrition |(TPN).
- |Vesicants |(e.g. |chemotherapy).
- |Irritants |(e.g. |Cloxacillin).
- |Meds |with |extreme |pH |values |(e.g. |vancomycin).
Types |of |central |venous |access |devices |(CVADs) |- |CORRECT |ANSWER✔✔-1. |Short-Term |Devices
|(non-tunneled |percutaneous) |e.g. |CVC.
2. |Externally |tunneled |(LT) |e.g. |Hickman |& |Perma-Cath, |HD |(CVC).
3. |Peripherally |Inserted |Central |Catheter |(LT) |e.g. |PICC.
4. |Implanted |Venous |Ports/IVAD(LT) |e.g. |Port-a-cath.
Short-Term |(Non-Tunneled) |CVADs |- |CORRECT |ANSWER✔✔-- |Inserted |through |the |Subclavian |
Vein, |Jugular |Vein, |or |Femoral |Vein.
- |Used |for |short-term |therapy, |days |to |several |weeks.
- |Can |be |single, |double, |or |triple |lumen.
- |Not |surgically |inserted.
- |Held |in |place |with |sutures |or |manufacture |securement |device. |- |Clamps |preset |, |Not-valved |
(close |when |flushing |/changing |caps).
