What level does the spinal cord end?
What is the survival time for an erythrocyte?
What 5 types of cells make up the suportive cells of the CNS/PNS?
What does the foramen ovale give rise to?
Does blood arise from neural crest (ectoderm), mesoderm, or endoderm?
How does a horseshoe kidney form?
What devlopmental contributions does the 5th branchial arch make?
What do medullary sinuses consist of?
Which muscles are derivatives of the 2nd branchial arch?
Name a protein involved in the structure of hemidesmosomes?
In addition to the axillary nodes, the lymphatic drainage of the breast involves direct connections to all except one. name that one.
Where does positive and negative selection occur in the thymus?
What four things does the dorsal pancreatic bud become?