Class Notes (806,449)
United States (312,060)
PT 5131 (30)
L Day (25)

Sacral Plexus.docx

2 Pages
Unlock Document

Northeastern University
Physical Therapy
PT 5131
L Day

Sacral Plexus Sacral Plexus • Forms on Anterior Surface of Piriformis • Arises from Ventral Rami of L4 – S4 • Piriformis exits Pelvis through Sciatic Foramen o All nerves except for Superior Gluteal Nerve exit below Piriformis in Greater Sciatic Foramen Sacral Plexus Nerves Nerve Origin Distribution Sciatic L4 – • Articular branches to Hip Joint S3 • Muscular branches to Flexors of Knee in Thigh and all muscles in Leg and Foot Superior Gluteal L4 – Gluteus Medius and Gluteus Minimus muscles S1 Nerve to L5 – Quadratus Femoris and Inferior Gemellus muscles Quadratus S1 Femoris Inferior Gluteal L5 – Gluteus Maximus S2 Nerve to L5 – Obturator Internus and Superior Gemellus Obturator S1 Internus Ventral Rami S1 – Piriformis muscle S2 Posterior S2 – Cutaneous branches to Buttocks and Uppermost Medial and Posterior Surfaces of Thigh Cutaneous S3 Nerve of Thigh Perforating S2 – Cutaneous branches to Medial Part of Buttocks Cutaneous S3 Pudendal S2 – • Structures in Perineum: sensory to Genitalia S4 • Muscular branches to Perineal muscles, External Urethral Sphincter, and External Anal Sphincter Pelvic S2 – Pelvic Viscera via Inferior Hypogastric and Pelvic Plexuses Splanc
More Less

Related notes for PT 5131

Log In


Don't have an account?

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.