unit 8 specific injuries

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Head & Neck

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Head & Neck. Unit 8 Specific injuries. Anatomy of the head & neck - bones. Cranium – protects brain. Frontal Parietal (2) Occipital Temporal (2). Facial Mandible Maxille (2) Zygomatic (2) Nasal. Anatomy of the head & neck - bones. Anatomy of the head & neck - bones. - PowerPoint PPT Presentation

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Page 1: Unit 8  Specific injuries

Head & Neck

Page 2: Unit 8  Specific injuries

Cranium – protects brain. Frontal Parietal (2) Occipital Temporal (2)

Facial Mandible Maxille (2) Zygomatic (2) Nasal

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Cervical Vertebrae

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Muscle Location Function

Sternocleidomastoid Anterior aspect of the neck

Flex neck; rotate the head

Trapezius Posterior aspect of the neck

Extends neck; adducts scapula

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Brain Cerebrum – higher

thought processes Cerebellum – balance

and coordinated movement

Brainstem – vital body functions

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Meninges- layers of tissue that surround brain and spinal cord. Has areas of space between each layer

DURA MATER- outer layer made up of arteries and veins

SUBDRUAL SPACE ARACHNOID LAYER- spider web of veins SUBARACHNOID SPACE- contains CSF PIA MATER- inner layer lines brain and spinal cord Cerebrospinal Fluid (CSF) - protects, cushions and

nourishes the central nervous system.

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Intervertebral Disks Cartilagenous discs

that lie between the vertebrae.

Act as shock absorbers of the spine.

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Cranial nerves 12 pair that branch

off of the brain

Spinal Nerves; nerve root pairs that branch off the spinal cord. Brachial Plexus (C5-T1) –

bundle of spinal nerves that innervate the shoulder and arm muscles

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Concussions Characterized by immediate and

transient post-traumatic impairment of neural function

Mechanism of Injury Result of direct blow to the head

from either a fixed or moving object.

Signs of Injury Headache Loss of consciousness Tinnitus Nausea Irritability Confusion Disorientation Dizziness Amnesia Concentration difficulty Photophobia Sleep disturbances Vision disturbances Balance disturbances

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Concussions Assessment:

Neuropsychological Testing If possible, preseason testing on a

computerized system (ImPACT). If a concussion occurs, retest injured athlete

following recommended protocols. Thorough evaluation of athlete: (Sport

Concussion Assessment Tool (SCAT 2 – see additional resources) is a tool that can be used to evaluate a concussed athlete.

Physical Examination – evaluation of athletes physical symptoms as listed previously.

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Concussions Assessment

Balance/Coordination testing Balance Error Scoring System (BESS – see

additional resources) Romberg Test Finger to Nose

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Treatment: Careful removal from

play Thorough physical

and neurological examination

Refer to physician for follow-up examination

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Return to Play Guidelines: Depends on the level of play of the

athlete involved. Currently, the NCAA, UHSAA, and a new Utah State law regarding youth sports (HB 204) will dictate a specific plan for concussion management and return to play guidelines. It will include some variation of the following :

Progression through Return-To-Play stages on a case by case basis with final clearance by an approved, licensed health care professional:

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Postconcussion Syndrome Persistent symptoms following concussion

- May begin immediately following injury and may last for weeks to months

Persistent headache Impaired memory Lack of concentration Anxiety Irritability Fatigue Depression Continued visual disturbances

Treatment – No clear guidelines Treat symptoms to greatest extent

possible Return athlete to play when all signs

and symptoms have fully resolved

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Second Impact Syndrome Rapid swelling of the brain from

additional head trauma; life threatening

Second impact could be minor Could be caused by blow to

chest that accelerates head.

Signs and Symptoms No initial loss of consciousness Rapid worsening leading to:

LOC progressing to coma Dilated pupils Loss of eye movement Respiratory failure

Treatment: Immediate transport to medical facility

Prevention DO NOT LET THIS SITUATION

OCCUR! Careful decision making

regarding return to play following initial head trauma