When someone is unconscious, you focus on signs of brain function and potential injury rather than verbal ability. A pain response is a key test of whether there’s any remaining protective reflexes or withdrawal movement, which helps judge the level of consciousness and nerve function. Bleeding is important to identify because blood loss or obvious injuries require immediate management and can worsen outcomes if not controlled. Unequal pupils can signal brain injury or pressure changes inside the skull, so checking pupil size and reactivity is a crucial part of the assessment. The ability to talk isn’t something you look for in an unconscious patient because speaking requires full consciousness and coordinated brain activity. If the patient can talk, they’re not truly unconscious, or they’ve just regained consciousness. That’s why this option is not a common sign to rely on in the initial unconscious-state assessment.

In trauma care, a patient’s claim of being okay can be misleading, so you must base decisions on objective assessment. The EMT should reassess and perform a thorough physical examination to identify injuries the patient may not notice or cannot feel due to shock, adrenaline, or altered consciousness. Start with a quick primary survey to ensure airway, breathing, and circulation, then proceed to a careful secondary assessment from head to toe, checking for tenderness, deformities, signs of bleeding, neurological status, and vitals, and keep reassessing as the situation evolves. This approach catches hidden injuries and guides appropriate transport and management. Relying on the patient’s statement alone or letting them walk around or delaying evaluation could miss serious problems and worsen outcomes.

Regular exercise is not a risk factor for plaque buildup in the arteries; it’s protective. Atherosclerosis develops when factors injure the arterial walls or worsen lipid balance, promoting plaque formation. Exercise helps by improving the lipid profile (often increasing HDL and lowering LDL), helping control weight, lowering blood pressure, and improving endothelial function, all of which reduce the likelihood of plaque forming and progressing. Smoking contributes to plaque buildup by damaging the endothelium and increasing inflammation. High cholesterol means more circulating LDL that can deposit in artery walls, forming plaques. Hypertension puts extra stress on arterial walls, accelerating injury and plaque development. So the only option that does not promote plaque buildup is regular exercise.

Painful, red, and swollen with a burn about two inches on the hand points to tissue damage that goes beyond the outer skin layer but does not extend through all layers. That depth is characteristic of a partial-thickness burn, commonly known as a second-degree burn. Blistering is typical for second-degree burns, but its absence doesn’t rule out this depth—some partial-thickness injuries may blister later or might not blister in every person or every situation. In contrast, third-degree burns would usually feel numb or have a dry, leathery look due to nerve and tissue destruction, and fourth-degree burns involve deeper structures like muscle or bone, which isn’t indicated here. Given the size and location on the hand, this should be treated as a more substantial burn requiring more careful care and evaluation. Cool the area with running water for about 10 minutes, avoid ice, loosely cover with a clean dressing, and monitor for signs of infection or worsening pain. Seek medical care if there are increasing symptoms, concern for the depth, or if the burn covers a significant portion of the hand.