BLOCK 6 EXAM

A person's ability to shiver is lost when his or her body temperature falls below:

90°F (32°C).

Which of the following conditions would be the LEAST likely to increase a person's risk of hypothermia?

HYPERGLYCEMIA

Which of the following statements regarding striated muscle is correct?

It forms the major muscle mass of the body and usually crosses at least one joint.

A reflex arc occurs when:

a sensory nerve detects an irritating stimulus and bypasses the brain by sending a direct message to the motor nerve.

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

When worn properly, a seatbelt should lie:

below the anterior superior iliac spines of the pelvis and against the hip joints.

Which of the following is a severe burn in a 35-year-old patient?

circumferential partial-thickness burn to the chest

Rapid deceleration of the head, such as when it impacts the windshield, causes:

compression injuries or bruising to the anterior portion of the brain and stretching or tearing to the posterior portion of the brain.

A 39-year-old male sustained a large laceration to his leg during an accident with a chainsaw and is experiencing signs and symptoms of shock. You should first:

follow appropriate standard precautions.

The cervical spine is MOST protected from whiplash-type injuries when the:

headrest is appropriately positioned

A 45-year-old female was the unrestrained passenger of a small car that rear-ended another vehicle at a moderate rate of speed. She is conscious and alert, but complains of pain to both of her knees. There is visible damage to the dashboard on the passenger's side of the vehicle. In addition to fractures or dislocations of the knees, you should be MOST suspicious for:

posterior hip dislocation.

Assuming that no obvious signs of intra-abdominal injury are present, which of the following injuries would MOST likely cause an injury to the liver or spleen to be overlooked?

shoulder fracture

If one or more occupants in the same vehicle are killed in a crash, the EMT should:

suspect that all living occupants experienced the same serious trauma

Heat loss from the body through respiration occurs when:

warm air is exhaled into the atmosphere.