Thorax The thorax is the region of the body formed by the sternum, the thoracic vertebrae and the...
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Transcript of Thorax The thorax is the region of the body formed by the sternum, the thoracic vertebrae and the...
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ThoraxThe thorax is the region of the body formed by the sternum, the thoracic vertebrae and the ribs.
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Bones of the Thorax
• Ribs
• Sternum
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Ribs
• 1-7= True ribs
• 8-10= False ribs
• 11-12=Floating ribs
• Protect lungs
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Sternum• Protects heart
• Site for attachment of ribs and clavicle
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Anatomy of the Thorax
• Ligaments
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• Costal cartilage-connects ribs to the sternum
Cartilage of the Thorax
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Muscles of the Thorax
• Pectorals
• Latissumus Dorsi
• Intercostals
• Diaphragm
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Pectoral muscles
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Latissimus Dorsi
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Intercostals
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Diaphragm
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Organs of the Thorax
• Heart
• Lungs
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Injuries of the Thorax
• Contusion
• Wind knocked out
• Rib fracture
• Pneumothorax
• Hemothroax
• Asthma
• Hyperventilation
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Contusion
• Result of a direct blow
• Pain around the injury site.
• Pain when the ribcage flexes
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http://www.youtube.com/watch?v=rHMMgJBUWh8
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Wind knocked out
• Blow to the abdomen
• Diaphragm spasms
• Unable to take breath for short period of time
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Rib fracture
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http://www.youtube.com/watch?v=b-qR7jwtGj0
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Pneumothorax
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Pneumothorax: signs and symptoms
• Sudden shortness of breath
• Cyanosis (turning blue)
• Pain felt in the chest and/or back
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Pneumothorax
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Hemothorax
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Heart Attack
• Also known as Myocardial Infarction
• Myocardial-heart muscle
• Infarction-tissue death due to oxygen starvation
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Heart Attack
• Signs and Symptoms
• chest pain, shortness of breath, nausea, vomiting, sweating, and pain in left arm.
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Asthma
• During an asthma attack, muscles around the airways tighten up, making the airways narrower so less air flows through. Inflammation increases, and the airways become more swollen and even narrower.
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Asthma: signs and symptoms
• Coughing
• Wheezing
• Shortness of breath
• Chest tightness, pain, or pressure
http://www.youtube.com/watch?v=5F9jpJpwOys
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Asthma
• What to do?
• Your doctor will also prescribe medicines to keep your asthma under control.
• Take your medication as prescribed!!!
• Only take your medication!!!
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Hyperventilation• Over breathing; Fast deep breathing
• Symptoms include: dizziness or lightheadedness, shortness of breath, numbness and tingling in your arms or around your mouth
• Often, panic and hyperventilation become a vicious cycle
• Try to calm person down by talking slow
• Have person breathe into a paper baghttp://www.youtube.com/watch?v=Zt6W_cNQS8
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