202-1 Quiz

During the CRASH 2 study (TXA use in the field), the trial group received TXA 1 g IV over 10 minutes. Your vial is 1000 mg in 3 ml, and you have a 100 cc bag available. How many drips per minute will you infuse using a 10 drop set?

100

After the initial TXA infusion, they got a second dose of 1 g IV over eight hours. Your vial is 1000 mg in 3 ml, and you have a 100 cc bag available. How many drips per minute will you infuse using a 60 drop set?

12.5

Which of the following acts resulted in the development of modern EMS systems?

Highway Safety Act of 1966

Which of the following is the best definition of the Golden Period, formerly known as the Golden Hour?

The ideal time frame from time of injury until surgery.

Which of the following mechanisms would yield the greatest index of suspicion for serious injury?

Seventy-mile-per-hour motor vehicle crash with partial ejection.

When assessing a patient with a crush injury, which of the following findings would indicate that toxins have entered the central circulation?

Cardiac arrhythmia.

Which of the following is NOT a complication of crush injury?

Systemic alkalosis.

Upon arriving at the scene of a single-vehicle collision in which the vehicle struck a utility pole, you note that the windshield is "starred," and that the driver is not restrained. Which of the following injuries is MOST likely?

Compression injury of the cervical spine.

For which of the following impacts, should you maintain a higher index of suspicion because the degree of injury may be greater than the damage alone indicates?

Lateral.

Which of the following is the most important priority when caring for a patient with a shallow-water diving injury?

Maintaining cervical spine stabilization while opening the airway.

Which of the following best describes what happens to the kinetic energy of a vehicle traveling at 65 miles per hour when it collides into a concrete barrier wall?

The body of the vehicle and its occupants absorb the energy.

Which two of the following factors proportionately affect the kinetic energy of a bullet fired from a gun?

Velocity and mass.

Which of the following injuries is associated with the pressure wave produced by a blast?

Pneumothorax.

Which of the following is TRUE of the injuries sustained by the elderly due to falls?

Less-significant falls may cause fractures.

Infants and very small children (up to two years of age) should have their child safety seat positioned where in a car?

The rear seating area, facing backward.

When the driver's chest strikes the steering wheel during a motor vehicle collision, what produces the next injury?

The heart continues its forward motion until it strikes the chest wall.

Which of the following mechanisms in a motor vehicle collision would MOST likely result in a tear of the liver at the ligamentum teres?

Sudden deceleration.

You have responded to a soccer field on which two 13-year-olds have collided during a game. Which of the following findings in either patient requires ambulance transport for further evaluation in the emergency department?

Weakness in the upper extremities.

The pathway of injury left in the wake of a penetrating mechanism of injury is called:

cavitation.

Your patient is a 30-year-old woman with a stab wound to the neck. She is sitting up and appears very anxious and short of breath. Minimal external bleeding is noted, but there is bubbling from the wound. Which of the following should you suspect, based o

Laceration of the trachea.

Which of the following statements about bullets is TRUE?

A small, light bullet can do significant harm.

Which two factors related to kinetic energy proportionately affect the damage a projectile will do?

Velocity and mass.

Vehicle supplemental restraint systems (air bags) are meant to:

absorb the energy exchange of rapid deceleration.

Which of the following guidelines applies to the prehospital administration of IV fluids in the patient with hemorrhagic shock?

Administer isotonic crystalloid fluids only as necessary to maintain perfusion.

Your patient is a 23-year-old man with a gunshot wound to the abdomen and an exit wound in the right flank. He responds to verbal stimuli; has pale, cool, diaphoretic skin; and has a heart rate of 128, respirations at 24, and a blood pressure of 82/60. Th

Decompensated.

Which of the following is defined as the volume of blood ejected from the heart with each beat?

Stroke volume.

Which of the following is the preferred in-hospital fluid for resuscitation in hemorrhagic shock?

Whole blood.

Which of the following mechanisms is responsible for accumulating lactic acid in shock?

Anaerobic metabolism.

Which of the following indicates that a patient has transitioned from compensated to decompensated shock?

Hypotension.

Which of the following fluids is appropriate for the prehospital management of hypovolemic shock?

Lactated Ringer's

Which of the following would be the MOST likely cause of neurogenic shock?

Spinal cord injury.

Which of the following terms is best described as the loss of blood from the vascular space?

Hemorrhage.

In which stage of shock are the body's cells so badly injured and die in such quantities that organs no longer are able to function normally?

Irreversible.

What is the mechanism of TXA?

Antifibrinolytic.

Blood present in the stool of a patient is known as:

Blood present in the stool of a patient is known as:

You are called to a commercial creamery, where an employee got his arm trapped in the ice cream mixing machinery. You note that the skin has been pulled off his hand and arm from the mid forearm down. The patient's muscles, tendons, and bones are exposed.

degloving injury.

You have responded for an injured person at an address you know to be a motorcycle clubhouse. Your patient was attacked by another party with a broken beer bottle. Your patient has a large laceration on her neck with moderate bleeding. Which property of y

Occlusive.

The tough, fibrous sheaths that bundle skeletal muscle are called:

fascia.

Which of the following is best described as the accumulation of a pocket of blood in the tissues?

Hematoma.

The acute breakdown of muscle fibers in crushing injury is called:

rhabdomyolysis.

You arrive on the scene of a patient with severe blunt trauma to the face. You hear gurgling as you approach the patient. After opening the airway with a manual maneuver, what should your next action be?

Suction.

Which of the following are likely to accumulate in the bloodstream following a large crush injury?

All of these.
Lactic Acid
Potassium
Myoglobin

Your patient is an 18-year-old man who stepped on a nail in the barnyard. The nail penetrated his tennis shoe and punctured his foot. On your arrival, the patient has removed the nail and the shoe. The wound is about 2 mm in diameter with minor bleeding t

infection.

In which of the following ways does the integumentary system prevent pathogens from entering the body?

By providing a barrier to the environment.

In which type of soft tissue injury is the skin cut or torn, leaving a flap of skin attached?

Avulsion.

Your patient is a 19-year-old man, who received a penetrating knife wound to his chest. On your arrival, he is lying supine with a visible chest wound that is bleeding slightly. You can hear the sucking sound of air moving in and out of the wound. This wo

an occlusive bandage sealed on three sides and open on the fourth side.

Your patient is a three-year-old boy, who has struck his head on a concrete patio. He has a linear wound that penetrates the dermis and is approximately 2 cm long. This wound would be best described as a(n):

laceration.

You are reassessing the distal circulation on a patient's forearm that you have bandaged. The distal hand and wrist are cool to the touch and turning pale. The patient complains of numbness and tingling in that hand. What is your next course of action?

Loosen the bandage and see if that relieves the signs and symptoms.

A patient taking a beta blocker will likely be unable to increase their __________ to compensate for shock.

heart rate

You want to provide 250cc of fluid over 10 minutes to a minor trauma patient. Using a 10 drop set, how many *
drops per second
* will you need to count out?

4