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Ischiocavernosus

Region

Origin & Insertion

Origin: Ischial tuberosity; Insertion: Crus of clitoris/penis

Synergistic Muscles

Bulbospongiosus

Joints

None

Primary Actions

Compresses outflow veins, maintains erection of clitoris or penis

Nerve & Spinal Segment

Pudendal nerve

Sacral plexus; S2–S4

Interesting

Helps maintain erection by limiting venous return. [Moore's]

Reversal of Action

Stabilize trunk via pelvic floor squeeze

Common Dysfunctions

Pelvic instability, erectile dysfunction

How to Stretch

Deep squat or supported butterfly breathing

Trigger Points

How to Strengthen

Bridge with pelvic floor squeeze

Concentric Action

Compress erectile tissue base

Applications:

Supports erectile function and deep pelvic control

Eccentric Action

Control relaxation of pelvic outlet

Isotonic Action

Kegels with biofeedback

Related Conditions

Sexual dysfunction, pelvic floor hypoactivity

Isometric Action

Hold contraction during arousal or contraction drill

Exercise Ideas

Pelvic Floor, Sexual Function

Related Blogs

Images

Videos

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