What Causes the Gastroesophageal Sphincter to Open to Allow Food

question 21

Multiple Choice

What causes the gastroesophageal sphincter to open to allow food to enter the stomach?

• A)the arrival of the peristaltic wave at the stomach
• B)the relaxation of the gastroesophageal sphincter associated with chewing of food
• C)activity of the tongue in swallowing
• D)the pressure of food against the gastroesophageal sphincter

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Definitions:

Psychodynamic Approach

A psychological perspective that emphasizes unconscious psychological processes and contends that childhood experiences are crucial in shaping adult personality.

Psychology

The scientific study of the mind and behavior, encompassing a wide range of topics from biological underpinnings to social influences.

Scientific Method

A systematic process of gathering knowledge about the world through observation, experimentation, and hypothesis testing.

Descriptive Research Methods

Research techniques that describe the characteristics of a population or phenomenon being studied, without attempting to determine cause and effect relationships.