Brainymaniac

D float. Salt water is heavier than fresh water because it has dissolved minerals in it. This means it causes more upward force (buoyancy) on an object. An object that is neutrally buoyant in fresh water would float in salt water because there is greater upward force. See Being a Diver I - Buoyancy and Controlling Buoyancy. 1) If an object is neutrally buoyant (does not sink or float) in fresh water, the same object placed into salt water would A sink. B either sink or float. C do no...

ATLS QUESTIONS WITH ANSWERS VERIFIED CORRECT (RATED A+)

A 22-year-old man is hypotensive and tachycardic after a shotgun wound to the left shoulder. His blood pressure is initially 80/40 mm Hg. After initial fluid resuscitation his blood pressure increases to 122/84 mm Hg. His heart rate is now 100 beats per minute and his respiratory rate is 28 breaths per minute. A tube thoracostomy is performed for decreased left chest breath sounds with the return of a small amount of blood and no air leak. After chest tube insertion, the most appropriate next st...

A 22yo M is hypotensive and tachycardia after a shotgun wound to the L shoulder. His BP is initially 80/40. After 2L of fluids his BP increases to 122/84. HR is 100bpm and his RR is 28. Breath sounds are decreased in the left hemithorax, and a closed tube thoracotomy is performed with a small amount of blood return and no air leak. What is the next step? - Reexamine the chest A construction worker falls 2 stories and suffers bilateral calcanea fractures. He now is having back pain. What wo...

A 23-year-old man is brought immediately to the ED from the hospitals parking lot where he was shot in the lower abdomen. Examination reveals a single bullet wound. He is breathing and has a thready pulse. However, he is unconsious and has no detectable blood pressure. Optimale immediate management is to: A. Perform a FAST B. Initiate infusion of packed red blood cells C. Insert a nasogastric tube and urinary catheter D. Transfer the patient to the operating room, while initiating fluid th...

A 22-year-old man is hypotensive and tachycardic after a shotgun wound to the left shoulder. His blood pressure is initially 80/40 mm Hg. After initial fluid resuscitation his blood pressure increases to 122/84 mm Hg. His heart rate is now 100 beats per minute and his respiratory rate is 28 breaths per minute. A tube thoracostomy is performed for decreased left chest breath sounds with the return of a small amount of blood and no air leak. After chest tube insertion, the most appropriate next st...

What is the primary goal of treating TBI? How is this done? - preventing secondary brain injury. This is done by maintaining blood pressure and providing adequate profusion. After managing ABCDEs of TBI what MUST be identified if present? How is this done? - mass lesion that requires surgical evacuation is critical! this is done with CT. NOTE: obtaining a CT should not delay patient transfer to trauma center. Which brain lobes do the following hold: 1. anterior fossa: 2. middle fo...

A 22-year-old man is hypotensive and tachycardic after a shotgun wound to the left shoulder. His blood pressure is initially 80/40 mm Hg. After initial fluid resuscitation his blood pressure increases to 122/84 mm Hg. His heart rate is now 100 beats per minute and his respiratory rate is 28 breaths per minute. A tube thoracostomy is performed for decreased left chest breath sounds with the return of a small amount of blood and no air leak. After chest tube insertion, the most appropriate next st...

True or false? Although the mechanism of injury may be similar to those for the younger population, data shows increased mortality with similar severity of injury in older adults. - True In the elderly population, what is decreased physiological reserve? - aging is characterized by impaired adaptive and homeostatic mechanisms that caused an increased susceptibility to the stress of injury. Insults tolerated by the younger population can lead to devastating results in elderly patients. ...

Assessed first in trauma patient - Airway (*)Degree of burn that is characterized by bone involvement - Fourth Complications of head trauma - Intracerebral hematoma Extradural hematoma Brain abscess Most common cause of laryngotracheal stenosis - Trauma Intervention that can help prevent development of acute renal failure - Infusion of normal saline A 26-year-old male is resuscitated with blood transfusion after a motor vehicle collision that was complicated by a ...