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If we didn't have wrinkles, our brains would be the size of a pillowcase. As brains grow, they fold in on themselves. It's said as you learn, your brain gets more wrinkles. I don't know if it's true, though.
Wiki User
∙ 13y ago
Wiki User
∙ 13y agoThe convolutions are made up of Sulci (plural) or Sulcus (singular), which are the creases and Gyri (plural) or Gyrus (singular) which are the raised areas.
Wiki User
∙ 10y agoThe ridges on the surface of the brain are called gyri. And the valleys are called sulci.
Wiki User
∙ 12y agoThe grooves are sulci (singular = sulcus) and the ridges are gyri (singular = gyrus).
Wiki User
∙ 13y agobecause they are FAT
Wiki User
∙ 11y agogyri and sulci
Anonymous
kiss my asss
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How do gyri and sulci increase in surface area relates to improved brain function?
Because all the folds and creases increases the surface area of the brain, allowing more brain cells to be packed inside the limited space of the skull.
Why blue brain is called blue brain?
some rays may be in blue colors so it is called blue brain
Why is brain called gray matter?
Brain tissue is called gray matter because it is gray.
What do you call a bruise on the brain?
A bruise on the brain is called a contusion.
What is the brain higher processes called?
The brain higher processes is called the sensor area
Lines drawn or painted on the cricket pitch called as?
creases
If people are smarter do they have a larger brain?
well, the human brain has lots of creases, so when you flatten it, its twice the size of your head. this allows for storage of lots of information. So therefore, no, if they are smarter, it does NT necessarily mean they have a bigger brain
What are the subdivisions of the brain called?
the subdivisions of the brain is called hemisphere.
Why is the brain called brain?
It evolved from the Old English word, "braegen." Because it called the brain
What are the lines in the middle of your hand called?
they are creases in your hand from moving and bending them so much.
How do gyri and sulci increase in surface area relates to improved brain function?
Because all the folds and creases increases the surface area of the brain, allowing more brain cells to be packed inside the limited space of the skull.
What is a cow brain called?
A cow brain.
Why blue brain is called blue brain?
some rays may be in blue colors so it is called blue brain
What is the brain and spinal cord collectively called?
The Brain and Spinal Chord comprise the Central Nervous System.
Referred to as the brain within the brain.?
The cerebellum is also sometimes called the "Little Brain" or the brain within the brain.
If the brain is smaller then the skull in adulthood what is this called?
When the brain is abnormally smaller then the skull in an adult. What is this called?
What are the two sides of your brain called?
The two sides of your brain are called the left and right hemispheres.
