Anatomy

The Muscular System

The Axial Muscles

The Appendicular Muscles

Supraspinatus

Infraspinatus

Teres minor

Teres major

Triceps brachii long head

Triceps brachii lateral head

Sciatic nerve

Piriformis

Piriformis

Sciatic nerve

Sciatic nerve

Tibial nerve branch exiting from beneath piriformis

Common fibular nerve branch exiting from above piriformis

• Contusion of the pelvis – iliac crest – anterior superior iliac spine – anterior inferior iliac spine – greater trochanter of femur

• Hip joint and abdominal muscles attach here

• Painful to flex hip joint and rotate torso

• Avulsion fracture possible 113

Hip Pointer

Supraspinatus

Infraspinatus

Teres minor

Teres major

Triceps brachii long head

Triceps brachii lateral head

Liver disease including cancer CV disease: ✓ Decreased HDL-C ✓ Increased total cholesterol ✓ Hypertension Testicular atrophy Reduced sperm count

Anabolic Steroids Selected Adverse Side Effects

Irreversible clitoral hypertrophy Irreversible deep hoarse voice Menstrual irregularities Male pattern baldness Aggravates acne Irreversible hirsutism (males and females)

Anabolic Steroids Selected Adverse Side Effects

Retards growth in young ✓ Premature epiphyseal (growth plate) closure Sex drive swings ✓ Increase and then decrease Psychological disorders ✓ Aggression (‘Roid Rage) ✓ Paranoia and Lethargy ✓ Psychological addiction

Anabolic Steroids Selected Adverse Side Effects