Small bottle that contains the drug - ANSWER-Ampule
Diameter of the needle - ANSWER-Gauge
Enlarged base by which a hollow needle may be attached to a device (as a syringe) - ANSWER-Hub
Cylindrical container that holds liquids - ANSWER-Barrel
A small container, usually with a closure, used espec...
CPSS Exam Questions| Already
Answered| GRADED A+
Small bottle that contains the drug - ANSWER-Ampule
Diameter of the needle - ANSWER-Gauge
Enlarged base by which a hollow needle may be attached to a device (as a syringe) - ANSWER-Hub
Cylindrical container that holds liquids - ANSWER-Barrel
A small container, usually with a closure, used especially for liquids - ANSWER-Vial
What are the reasons to give an injection? - ANSWER-- if drug is poorly absorbed or degraded by GI
system
- if pt is uncooperative, unconscious, unable to take PO
- used when localized therapy is desired
- preferred when rapid & predictable drug response is desired in ER situations
What is the needle size used for blood withdrawal? - ANSWER-18 g
What is the needle size used for IM injections? - ANSWER-22g
What is the needle size used for SubQ injections? - ANSWER-25-27g
What needle size is used for ID injections? - ANSWER-26-27g
What type of injection has the fastest rate of absorption? - ANSWER-IV > IM > SQ
,When are IM injections indicated? - ANSWER-- drugs are not easily absorbed PO
- when you want an intermediate rate of onset & duration of action
- when parenteral delivery is necessary
What are the 3 main sites of IM injections? - ANSWER-- gluteal (upper outter quadrant)
- deltoid (lateral & 3-4cm below the acromion)
- vastus lateralis (antero-lateral, upper thigh)
Which IM site is preferred in infants & kids under 3? - ANSWER-Vastus lateralis
*painful due to fascia lata
*lack of nerves and vessels
Which IM site is preferred in kids over 2? - ANSWER-Gluteus maximus
*higher risk of hitting siatic nerve in kids under 2
Which IM site is preferred in adults? - ANSWER-Deltoid
*watch for radial nerve in kids
What is an important technique to use when giving an IM injection? - ANSWER-Draw about 0.2ccs of air
into syringe (air lock)
Hold syringe like a dart at 90 degree angle
Max amount injected is 3ccs
*DO NOT MASSAGE- will break seal*
What are the complications associated with IM injections? - ANSWER-- inject into vessel
- inject into nerve
- needle breaks off
- sterile/septic abscess
, Which type of injection is used for drugs requiring slower absorption and longer duration of action? -
ANSWER-SubQ
*drugs must be soluble and potent in small concentrations
What are the 3 common sites used for SC injections? - ANSWER-- upper outer arm
- anterior thigh
- lower abdomen
What are the MC SC injections given? - ANSWER-Heparin & Insulin
*refrigerate insulin
*Do NOT aspirate or massage heparin injections
How is insulin mixed? - ANSWER-Rolled between palms of hands - gently!
What technique should be used when giving a SC injection? - ANSWER-Pinch SC tissue into roll with
thumb & forefinger of non-dominant hand; inject at 45 degree angle
Max amount 2ccs
Which type of injection has little systemic affects and is mainly localized? - ANSWER-ID injections - TB &
allergy testing
What are the C/I to ID injections? - ANSWER-- dermatitis
- cellulitis
- previous positive TB test
What are the most commonly used sites for ID injections? - ANSWER-Ventral forearm (TB) & back
(allergy testing)
*Rabies vaccine given ID in deltoid
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