Misc: What is the capital of Saint Kitts and Nevis?

Questions

a human has a bone just after the spine ends, which proves that humans once had----------?

a laforte fracture is a fracture of all ---------- bones?

human bones can withstand stresses of ---------- thousand pounds per square inch?

human ---------- are as strong as concrete?

in 1977, a ---------- year old child found a tooth growing out of his left foot?