During an Upper GI Series,the Radiologist Observes the Flow of the Contrast

question 56

Multiple Choice

During an upper GI series,the radiologist observes the flow of the contrast medium directly by means of a(n) :

• A) radioscope
• B) fluoroscope
• C) cystoscope
• D) otoscope

---

Definitions:

Gene Pool

The total collection of genes within a population, representing the variety of genetic information available for traits and potential evolution.

Hardy-Weinberg Formula

A mathematical equation that predicts that allele and genotype frequencies in a population will remain constant from generation to generation in the absence of evolutionary influences.

Recessive Trait

A genetic feature that is not expressed in the phenotype unless both alleles for the trait are inherited, one from each parent.

Genotype Frequencies

The proportion of different genotypes in a population, used in population genetics to study the genetic structure and evolution of species.