Does the thymus arise from neural crest (ectoderm),
mesoderm, or endoderm?
Answers were Sorted based on User's Feedback
What level does the spinal cord end?
Are D1 neurons in the basal ganglia inhibitory or excitatory?
What artery does the anterior spinal artery branch off of?
What is oligohydramnios?
Which meningeal layer is not pierced during an LP?
After recuperating from a gunshot wound to the buttocks resulting from a hunting accident, your patient exhibits a positive Trendelenburg's sign. Explain.
Intrafusal fibers are innervated by what motor neuron?
CN VI passes through what 'hole'?
Name 2 locations for lesions in Syringomyelia?
What cell type closely resembles a mast cell?
What is the embryologic origin of microglia?
What is a diaphragmatic hernia?