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The '''''cremaster''''' muscle is the caudolateral extension of the ''internal abdominal oblique'' muscle. It is continous with the parietal layer of the tunica vaginalis and inserts at the caudal pole of the testes.  
 
The '''''cremaster''''' muscle is the caudolateral extension of the ''internal abdominal oblique'' muscle. It is continous with the parietal layer of the tunica vaginalis and inserts at the caudal pole of the testes.  
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The scrotum has important function:
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The scrotum has important functions:
 
*Temperature sensor
 
*Temperature sensor
 
*Protection
 
*Protection
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