A store is having a “20% Off” sale. This means the discount can be written as the ratio 20:100. If the original price of an item is represented by x and the discount amount is $5, which proportion correctly uses algebra to find the original price?

A patient has a stab wound to the left of the sternum in the fourth intercostal space. Which signs and symptoms would lead the paramedic to suspect a pericardial tamponade? (Select three correct answers)

Complaints of chills, night sweats, hemoptysis, fever, and weight loss would most likely be a result of:

A 13-year-old male patient presents with severe scrotal pain following being kicked in the scrotum with steel-toed boots 3 hours ago. He states the pain is mainly in his right testicle and that it feels swollen. The paramedic should suspect: 

A patient is thought to have been exposed to an organophosphate compound at a plastic manufacturing plant. The paramedic should expect to see what signs and symptoms? (Choose three correct answers)

The most appropriate management for a patient with known renal calculi would be which of the following? ( Select two correct answers) 

After several unsuccessful IV attempts, which of the following should be included in the paramedics treatment of a severe upper gastrointestinal bleed with significant hypotension?

A 3-year-old patient is suspected to be choking on a partially chewed piece of food. After performing 5 chest thrusts to expel the food, the patient becomes unresponsive. What should the paramedic do next?

A patient that is 34 weeks gestation reports heavy bright red vaginal bleeding. She denies any trauma but has been sexually active recently.  The patient is afebrile and denies abdominal pain. Vital signs are R 24, P 118, BP 80/50. The paramedic should have a high index of suspicion for what complication and what is the treatment? (Choose one answer per category)

Which of the following signs and symptoms are consistent with an anaphylactic reaction? (Select three correct answers)