Clearing Method After Spalteholz

• Fix specimen in 10% formalin or Kaiserling I solution.

• Dehydrate in changes of 80 and 95% ethyl alcohol for 24 h at each change and in absolute alcohol for 48 h.

• Mount in a glass jar with oil of Wintergreen.

• Seal with the following mixture: Cabinetmakers' glue sticks 80 g; powdered arabic gum 20 g; glycerin 10 g; tap water 150 mL; acetic acid 5 mL; and thymol crystals 0.05 g.

Fixation and clearing of intact fetuses has been accomplished with a mixture of alcohol, potassium carbonate, and potassium hydroxide (3); staining of skeletal structures in the cleared specimen was done with an alizarin solution (see Chapter 14) (3).

Blood Pressure Health

Blood Pressure Health

Your heart pumps blood throughout your body using a network of tubing called arteries and capillaries which return the blood back to your heart via your veins. Blood pressure is the force of the blood pushing against the walls of your arteries as your heart beats.Learn more...

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