Cranial and caudal neuropores become progressively smaller until they close completely (by day 26) forming the neural tube.

There is nothing legitimate about denying medical aid so that children lie screaming as legs are amputated without anaesthesia.

There are two dorsal fins, no anal fin, and unusually for sharks, the lower lobe of the caudal fin is longer than the upper lobe.

As with any procedure involving anaesthesia, other complications would include cardiopulmonary complications such as a temporary drop in blood pressure, and oxygen saturation usually the result of overmedication, and are easily reversed.

The so called Armenian quot doctors quot cut Goulmammedov apos s wound to take out the bullet using ordinary scissors without any anaesthesia, after which they made stitches with an ordinary needle.

In the cephalic portion, the germ layer shows specific differentiation at the beginning of the 4th week, while in the caudal portion it occurs at the end of the 4th week.

Somites form one after the other down the length of the embryo from the head to the tail, with each new somite forming on the caudal (tail) side of those already in existing somites.