What Is the Lower Esophageal Sphincter Called?​

question 22

Multiple Choice

What is the lower esophageal sphincter called?​

• A)​pharyngoesophageal sphincter
• B)gastric sphincter
• C)oropharyngeal sphincter
• D)gastroesophageal sphincter
• E)​peristaltic sphincter

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Definitions:

Least Squares Regression

A statistical method used to estimate the coefficients of a regression model by minimizing the differences between observed and predicted values.

Predicted Value

The estimated value based on the predictor variable(s) in a regression analysis.

Regression Analysis

A statistical technique for modeling and analyzing the relationship between a dependent variable and one or more independent variables.

Sales

The process of exchanging goods or services for money; it involves quantifying the number of items sold and the revenue generated from such transactions.