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Head and Spine Injuries
Chapter 26
29
Medical
Undergraduate 1
07/13/2015

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Cards

Term
Anterograde (Posttraumatic) Amnesia
Definition
Inability to remember events after an injury
Term
Basilar Skull Fractures
Definition
Usually occur following diffuse impact to the head (such as falls or MVAs)
Generally result from extension of a linear fracture to the base of the skull and can be difficult ot diagnose with a radiograph (x-ray)
Term
Battle's Sign
Definition
Bruising behind an ear over the mastoid process that may indicate a skull fracture
Term
Cerebral Edema
Definition
Swelling of the brain
Term
Closed Head Injury
Definition
Injury in which the brain has been injured but the skin has not been broken and there is no obvious bleeding
Term
Concussion
Definition
A temporary loss or alteration of part or all of the brain's abilities to function without actual physical damage to the brain
Term
Connecting Nerves
Definition
Nerves in the spinal cord that connect the motor and sensory nerves
Term
Coup-contrecoup Injury
Definition
Dual impacting of the brain into the skull
Coup injury occurs at the point of impact
contrcoup injury occurs on the opposite side of impact, as the brain rebounds
Term
Distraction
Definition
The actio of pulling the spine along its length
Term
Epidural Hematoma
Definition
An accumulation of blood between the skull and the dura mater
Term
Eyes-forward Position
Definition
A head position in which the patient's ees are looking straight ahead and the head and torso are in line
Term
Four-person Log Roll
Definition
The recommended procedure for moving a patient with suspected spinal injury from the ground to a long backboard
Term
Intervertebral Disc
Definition
The cushion that lies between two vertebrae
Term
Intercerebral Hematoma
Definition
Bleeding within the brain tissue itself
Also refrred to as an intraparenchymal Hematoma
Term
Intracranial Pressure (ICP)
Definition
The pressure within the cranial vault
Term
Involuntary Activities
Definition
Actions of the body that are not under a person's conscious control
Term
Linear Skull Fractures
Definition
Account for 80% of skull fractures
Also referred to as nondisplaced skull fractures
Commonly occur in the temporal-parietal region of the skull
Not associated with deformities to the skull
Term
Meninges
Definition
The distinct layers of tissue that surround and protect the brain and the spinal cord within the skull and spinal canal
Term
Open Head Injury
Definition
Injury to the head that is often caused by a penetrating object in which there may be bleeding and exposed brain tissue
Term
Primary (Direct) Injury
Definition
An injury to the brain and its associated structures that is a direct result of impact to the head
Term
Raccoon Eyes
Definition
Bruising under the eyes that may indicate a skull fracture
Term
Retrograde Amnesia
Definition
The inability to remember events leading up to a head injury
Term
Secondary (Indirect) Injury
Definition
The "after effects" of the primary injury
Includes abnormal processes such as cerebral edema, increased ICP, cerebral ischemia and hypoxia, and infection
Onset is often delayed following the primary brain injury
Term
Subarachnoid Hemorrhage
Definition
Bleeding into the subarachnoid space, where the cerebrospinal fluid circulates
Term
Subdural Hematoma
Definition
An accumulation of blood beneath the dura mater but outside the brain
Term
Subluxation
Definition
A partial or incomplete dislocation
Term
Traumatic Brain Injury (TBI)
Definition
A traumatic insult to the brain capablr of producing physical, intellectual, emotional, social, or vocational changes
Term
Voluntary Activities
Definition
Actions that we consciously perform, in which ssensory input or conscious thought determines a specific muscular activity
Term
Layers of the Meninges
Definition
Dura Mater
Arachnoid
Pia Mater
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