Dissection of the Spinal Cord and Spinal Nerves of the Fetal Pig
Fetal Pig (DryLab Plus) (ED, CD-ROM)
Advance Preparation
Dissection Review
1. In what region (cervical, thoracic, lumbar, or sacral) of the spinal cord would you find the following special features?
Enlargements:
Cauda equina:
2. As you trace a spinal nerve laterally, it divides into dorsal and ventral (rami/roots).
3. Describe the appearance of the sympathetic trunk as seen in your dissection animal.
4. From anterior to posterior, put the nerves issuing from the brachial plexus of the pig in proper order (i.e., the median, radial, and ulnar nerves).
5. Just superior to the fetal pig's gastrocnemius muscle, the sciatic nerve divides into two main branches, the and the nerves.