CPSS Final Exam Study Questions and Answers with Complete Solutions Graded A 2024
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Course
CPSS
Institution
CPSS
Lecture 1 - Injections
What is a small bottle that contains a drug? - ampulle
What is the diameter or barrel size of a needle called? - Gauge
The higher the number the smaller the gauge
What is the enlarged base by which a hollow needle may be attached to a device? - hub
What is a cyli...
CPSS Final Exam Study Questions and Answers
with Complete Solutions Graded A 2024
Lecture 1 - Injections
What is a small bottle that contains a drug? - ampulle
What is the diameter or barrel size of a needle called? - Gauge
The higher the number the smaller the gauge
What is the enlarged base by which a hollow needle may be attached to a device? - hub
What is a cylindrical container that holds liquids? - barrel
what is a small container, usually w/ closure, that is used esp for liquids? - vial
(TQ?) What is the Z-track method used for? - to prevent leakage of irritating (vistaril)
and discoloring medication (e.g. iron dextran) into the SQ tissue
It may also be used in elderly w/ decreased mm mass
In the Z-track method, which way do you displace the skin: Laterally or Medially? - use
ULNAR side of nondominent hand to pull skin LATERALLY (displaces tissue ABOVE
the mm)
CPSS Final Exam Study Questions
, CPSS Final Exam Study Questions
What size needle length is used for a 200 lbs person? 100 lb? - 200 - 2 inch needle
100 - 1.25-1.5 inch needle
what are the indications for injections? - (1) drug is poorly absorbed or degraded in GI
tract
(2) predictable and rapid drug response during an emergency
(3) pt is uncooperative, unconscious, or unable to take drug through enteral route
(4) localized drug therapy is desired
What are some reasons of "why not" to perform an injection? - more expensive
must be sterile
takes skilled/trained personel
may be difficult to remove dose if toxic/AE
What does parental refer to? - any route other than the alimentary canal...so
IM/ID/SQ/IV
How do you measure the length of a needle? - from the hub to the tip
Name the needle gauge that is used for the following scenarios:
Blood Withdrawal?
IM injection?
SQ injection?
ID injection? - Blood withdrawal: 18g
IM injection: 22 gauge
SQ injection: 25-27 gauge
ID injection: 27 gauge
CPSS Final Exam Study Questions
, CPSS Final Exam Study Questions
*remember the smaller the gauge the larger the needle diameter*
What must you remember NEVER to do, with regards to needles? - NEVER RECAP!
(or stick yourself)
A 4 month old pt presents for his vaccinations (IM), what is the perferred location for the
injection and what needle length and gauge would you use? - Location: Anteriorlateral
thigh
Lengh: 5/8 - 1 inch
Gauge: 25-27
If a toddler/older child presents for his routine vaccination (IM), what is the perferred
location for the injection and what needle length and gauge would you use? - Location:
Deltoid/Anterlateral thigh
Length: 5/8 - 1 inch
Gauge: 22 - 27
IM injections are (faster/slower) than SQ and (faster/slower) than IV - Faster than SQ
and Slower than IV
What are the indications for IM injections? - drugs not easily absorbed orally
immediate rate of onset and duration of action perferred
when parental delivery necessary
CPSS Final Exam Study Questions
, CPSS Final Exam Study Questions
What are the contraindication for IM injections? - cellulitis/dermatitis overlying the
injectin site
What length and gauge is used for IM injections? - 19-22 gauge
1-1.5 inch needle
Gauge size in IM injection is dependent on what? - drug viscosity
Length in IM injection is dependent on what? - depth of insertion
What type of muscle is utilized in IM injections? - Striated mm
what are the 3 princple sites for IM injections? - Gluteus, Vastus Lateralis, and Deltoid
If performing a IM injection into the gluteus maximus, what is used to determine the
length of the needle? - Amount of fat - if too short injection is made into fat (no good)
Hint: women have more fat than men in the gluteus maximus, therefore they are at
higher risk for intralipomatous injection
How many CC's of fluid can be injected in an IM injection in the DELTOID? - < 2 CC
What is the location for needle insertion in an IM injection into the deltoids? - 3-4 cm
below acromion
Are IM deltoid injection, perferred more in infants or adults? - adults
CPSS Final Exam Study Questions
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