Question

1. Which joint connects your head to the neck?
2. How many pairs of legs a cockroach has?​

Answer 1

Answer:

1. C1, the atlas, has no spinous process and articulates with the occipital condyles of the occiput bone of the skull, forming the occipital-atlanto (OA) joint. It connects the skull to the neck, also providing attachment points for some neck muscles

2.three pairs

Thorax. On the thorax, all cockroaches have three pairs of legs. Adults of most of the domestic species have two pairs of wings, although one species, the oriental cockroach, has poorly-