Question

describe the human skull and the backbone​

Answer 1

Answer:

skull =====

backbone ====

Explanation:

skull _there are 29 bones in it out of these 8 bones jointly protected the brain of the human .all the bones of the forehead remain joined strongly by the sutures .there are four bones in addition to this from face .six ear ossicles and one byoid bone ...

backbone _ it is a narrow cylindrical lower part of central nervous system which is 43 to 45 Cm in length .spinal cord is the center of the many reflex activities it conducts sensory and major impulses to and from brain ...

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