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Cremaster
Region: Abdominal & Pelvic Muscles · All abdominal & pelvic muscles
Cremaster at a glance
| Origin | Inguinal ligament and internal oblique |
|---|---|
| Insertion | Loops around the spermatic cord to the pubic tubercle and crest |
| Actions | Raises the testis toward the body (cremasteric reflex) |
| Nerve supply | Genital branch of the genitofemoral nerve (L1–L2) |
◆ Good to know
The cremasteric reflex — testis rising when the inner thigh is stroked — is a classic clinical test using this muscle.
More Abdominal & Pelvic Muscles
Please note: This page is an anatomy education summary for students and curious readers, not medical advice. Attachment points are given in their classic short form; individual anatomy varies, and detailed dissection-level descriptions belong in an anatomy atlas.