Module 4

Question 1

How to anchor a vein

Answer 1

Place the thumb of your non dominant hand approx 2 inches below the intended site of insertion. Hold down firmly with a slight distal tug downward.

Question 2

what kind of needle should be used for ETS method venipuncture?

Answer 2

21-23 Gauge, 1-1.5 in long hollow needles with a beveled edge

Question 3

the most common additives in tubes

Answer 3

Anticoagulants or clot activators

Question 4

Why use the syringe method?

Answer 4

used for Pt. who have fragile veins that collapse easily; the plunger the barrel of the syringe allows you to manually adjust the rate that the blood is withdrawn from the Pt.and therefore prevents the collapsing of fragile veins

Question 5

First choice vein for venipuncture on a child or adult

Answer 5

Median cubital Vein

Question 6

Second Choice vein for venipuncture on a child or adult

Answer 6

Cephalic Vein

Question 7

Third choice vein for venipuncture on a child or adult

Answer 7

Basilic Vein

Question 8

Characteristics of ideal Vein

Answer 8

well anchored
feels spongy and bouncy to the touch
is straight and easy to access with a needle

Question 9

Best site choice for dermal punctures children or adults

Answer 9

middle and ring fingers on the non dominant hand

Question 10

what can be used if a tourniquet is not available?

Answer 10

A BP cuff pumped to 40 mm/Hg

Question 11

What angle should be used for venipuncture in the antecubital area?

Answer 11

insert the needle at 15 degrees to 30 degree angle, depending on the depth of the vessel. The deeper the vein is located in the arm, the greater the angle, not to exceed 30 degrees. A vein close to the surface of the skin should be collected at a shallower angle, no shallower than 15 degrees.