CERVICAL COLLAR APPLICATION Make sure that you have a properly sized Cervical Collar na i lalagay sa pasyente. A cervical collar that is too loose can cover the chin, mouth, and nose, which can obstruct the airway. A collar that is too tight can compress the neck veins and carotid arteries. A collar that is too short doesn't protect the cervical spine from compression. A collar that is too tall can cause hyperextension of the head and cause further damage to your spinal injury. - joe 🚑 | Pinoy