Chapter 29
The phrenic nerves control the diaphragm and exit the spinal cord at:
C 345
You have sealed the open chest wound of a 40-year-old male who was stabbed in the anterior chest. Your reassessment reveals that he is experiencing increasing respiratory distress and tachycardia, and is developing cyanosis. You should:
a pulmonary contusion
A 37-year-old male was pinned between a flatbed truck and a loading dock. On exam, you find bruising to the chest, distended neck veins, bilaterally diminished breath sounds, and bilateral scleral hemorrhaging. You should:
aggressively manage his airway
The thoracic cavity is separated from the abdominal cavity by the
diaphragm
A simple pneumothorax
is commonly caused by blunt chest trauma.
You arrive at the scene of a major motor vehicle crash. The patient, a 50-year-old female, was removed from her vehicle prior to your arrival. Bystanders who removed her state that she was not wearing a seatbelt. The patient is unresponsive, tachycardic, and diaphoretic. Your assessment reveals bilaterally clear and equal breath sounds, a midline trachea, and collapsed jugular veins. You should be MOST suspicious that this patient has experienced a
laceration of the aorta
Which of the following organs or structures does not reside within the media sternum
lungs
When a person is lying supine at the end of exhalation, the diaphragm:
may rise as high as the nipple line
You have sealed the open chest wound of a 40-year-old male who was stabbed in the anterior chest. Your reassessment reveals that he is experiencing increasing respiratory distress and tachycardia, and is developing cyanosis. You should:
partially remove the dressing
The ________ nerves control the diaphragm.
phrenic
In order to avoid exacerbating a patient's injury, it is especially important to use extreme caution when providing positive-pressure ventilation to patients with a:
pneumothorax
flail chest
segment of chest wall is detached from thoracic cage
Patients with chest injuries will often present with _______.
tachypnea
Elevation of the rub cage during inhalation occurs when
the intercostal muscles contract
Children are often "belly breathers" because _______.
their intercostal muscles are not developed
Pleural fluid is contained between the:
visceral and parietal pleurae.
