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 adult human brain weighs about 3 pounds â the same weight as the average brain of a dolphin (which is also a very intelligent animal). But there are animals with larger brains that are not considered to be as intelligent as a dolphin. For instance, a sperm whale has a brain that weighs about 17 pounds. On the other hand, some relatively âsmartâ animals have small brains â for example, dogs and orangutans: A beagle's brain is about 2.5 ounces, and an orangutan's brain is about 13 ounces.