1. The 1st compartment contains abductor pollicis longus and extensor pollicis brevis. 2. The compartments are numbered with each compartment containing specific extensor tendons. 3. A common reflex involving cutaneous receptors is the crossed extensor reflex. 4. Meanwhile, your shoulder extensor muscles contracted, so their receptors rested. 5. The primary function of the extensors is to straighten out the digits. 6. The 2nd compartment contains extensors carpi radialis longus and brevis. 7. Resisted middle finger extension might indicate the involvement of Extensor Digitorum also. 8. Wrist extensor orthosis maintains the wrist in the slight extension. 9. Most arachnids lack extensor muscles in the distal joints of their appendages. 10. The extensor surfaces are typically the most severely affected areas.
