BRAIN
MEDULLA
| Question 
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 | 
 What are the microscopic air pockets called found in the cortex? 
|  |  Keratin 
 | 
|  |  Melanin 
 | 
|  |  Ovoid bodies 
 | 
|  |  Cortical fusi 
 | 
 Explanation: 
Detailed explanation-1: -The cortex is the main body of the hair composed of elongated and fusiform (spindle-shaped) cells. It may contain cortical fusi, pigment granules, and/or large oval-to-round-shaped structures called ovoid bodies.
Detailed explanation-2: -The main component of the cortex is a keratin coiled-coil protein phase. The proteins form intermediate filaments, which then organize into larger and larger fibres. The hair is surrounded by the cuticle, a dead cell layer.
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