Blood Draws

Question 1

Common places for blood draws (5)

Answer 1

1. Auricular
2. Coccygeal
3. Cranial vena cava
4. Jugular
5. Cephalic

Question 2

Which ear veins are the only veins that are easily visible on pigs of any size

Answer 2

Marginal

Question 3

Auricular blood draws are used on pigs after the age of weaning, without vacutainers bc this will cause the vein to collapse. How much blood do we collect from them

Answer 3

Less than 5 mL

Question 4

Anastomoses is the pattern of the

Answer 4

Auricular veins

Question 5

Pigs cannot sweat and blood circulation through the ears is important for _____________ regulation; therefore, in a warm environment the veins are more _____________ and blood collection is facilitated.

Answer 5

Temperature
Dilated

Question 6

When the auricular vein has been punctured, the emerging blood can be collected directly by ____________ ___________ into appropriate tubes.

Answer 6

Capillary action

Question 7

When the vein has been punctured, the emerging blood can be collected directly by capillary action into appropriate tubes and can be used for what three things

Answer 7

1. Blood smear
2. PCV
3. Hemoglobin lvls

Question 8

Although it is difficult to fasten syringe, the ear veins can also be used for ___________ ____________ even in newborn piglets

Answer 8

IV injections

Question 9

Starting peripherally, 18G catheters can be placed in the ear veins. Special catheters with ___________ can be used to aid in securing

Answer 9

Wings

Question 10

You can also use ______________ ________________ for blood draws in the ear veins

Answer 10

Butterfly catheters