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?
The average human head weighs 10 to 11 pounds. That is about 8 percent of the weight of a human body. The average adult human brain only weighs about 3 pounds, so most of the weight in the head consists of the skull and other fluids. Continue Reading.