Chapters 31, 35, and 34 Flashcards
Cerebrospinal Fluid
A clear fluid that surrounds the brain and spinal chord
Meninges
Layers of tissue protecting the brain/ They include the dura, arachnoid, and pia mater
Cerebrum
Part of the brain controlling consciousness and sensory functions, emotions, and personality
Cerebellum
Part of the brain controlling equilibrium and muscle coordination
Brainstem
Part of the brain that controls most automatic functions of the body
Concussion
Mild injury that causes temporary loss of brain function
Contusion
Injury that causes bruising or swelling of the brain
Subdural Hematoma
Bleeding between the brain and dura mater
Epidural Hematoma
Bleeding between the dura mater and skull
Laceration
A wound that penetrates the brain
Heniation
Compression and pushing of the brain through the foramen magnum
Flexion Posturing
A posture in which the patient arches the back and flexes the arms inward toward the chest. A sign of serious head injury. Aka decorticate posturing
Extension Posturing
A posture in which the patient arches the back and extends the arms straight out parallel to the body. A sign of serious head injury. Aka decerebrate posturing
Consensual Reflex
Same or similar reaction of the unstimulated pupil when the other pupil is stimulated, as when light is shined into one pupil and both pupils contract
Raccoon Sign
Discoloration of tissue around eye suggestive of basilar skull injury