Question

Pretrematic and post trematic nerves are related to

Answer 1

The Nerve which runs along the cranial border of an Arch is called post-trematic Nerve and the one which runs along its caudal border is called pre-trematic Nerve. In Case of Ist arch Lingual Nerve is post - trematic and Chorda Tympani is pre-trematic

Answer 2

Trematic nerves

Explanation:

• In some lower animals, each curve is provided by two cranial nerves. The nerve of the curve itself runs along the cranial side of the curve and is called the post-trematic nerve of the curve.
• The mandibular nerve is the post-trematic nerve of the main curve and chorda tympani (part of the facial nerve) is the pre-trematic nerve. Relating to the cranial surface of a pharyngeal section.
• Post-trematic means posterior to the water current. In each pharyngeal arch there is an artery, a nerve, and a skeletal member