What body systems ate most pikely involved in sensing and responding to a sharp object

The nervous system, the integumentary system, the muscular system (and the skeletal system) are all involved in responding to a sharp object.

Explanation:

b. lithosphere, asthenosphere, mesosphere   is the answer most likely

answer; the tunica intima also called tunica interna, consists of elastic fibers,connective tissue and smooth muscle cells;