Which One of the Following Patients Requires the EMT to Remove

question 48

Multiple Choice

Which one of the following patients requires the EMT to remove an impaled object in the field?

• A) Young female with a broken pencil through her cheek and into the oropharynx; blood from the injury is flowing into her throat
• B) Male patient with a six-inch knife to his left upper quadrant; there is active bleeding around the injury site
• C) Female with a knife to the right side of her chest; she is short of breath and coughing up blood
• D) Male patient who fell on a screwdriver, which is impaled through his hand; the patient is in pain and requesting that you remove the screwdriver

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Definitions:

Genetic Drift

A mechanism of evolution that involves random changes in the frequency of alleles within a population over time.

Allele

Alternative form of a gene; alleles occur at the same locus on homologous chromosomes.

Bottleneck Effect

A sharp reduction in the size of a population due to environmental events or human activities, leading to a loss of genetic variation.

Gene Flow

The transfer of genetic variation from one population to another, which can occur through various mechanisms such as migration or the movement of pollen and seeds.