Noun. 1. septum - (anatomy) a dividing partition between two tissues or cavities. partition - (anatomy) a structure that separates areas in an organism. nasal septum-a partition of bone and cartilage between the nasal cavities. anatomy, general anatomy-the branch of morphology that deals with the structure of animals.
How long is the spinal cord and how much does it weigh? The average spinal cord is 45 cm long in men and 43 cm long in women. The spinal cord weighs approx. 35 grams. How much does the brain weigh? The human brain weighs on average three pounds, or 1.5 kg. What size is an adult humans brain? The human brain is about the size of a cantaloupe. Average brain width = 140 mm; Average brain length = 167 mm; Average brain height = 93 mm; How much oxygen does the brain need to stay conscious?
According to the results, people can have a head as light as only 3500 grams, and those of us with larger craniums can weigh in at over 6300 grams. As the human brain weighs roughly 1500 grams it is likely that a larger head will be no more intelligent than a smaller head but rather just belongs to a larger person. All that extra weight can come from just a plain larger skull, the muscles needed to support it, and other fluids in the head.