The Esophagus Has Several Variations from the Standard Plan of the GI

question 21

Multiple Choice

The esophagus has several variations from the standard plan of the GI tract. These include

• A) epithelium of mucosa is stratified squamous.
• B) epithelium of mucosa is simple columnar.
• C) muscularis externa has some skeletal muscle.
• D) epithelium of mucosa is stratified squamous and simple columnar.
• E) epithelium of mucosa is simple columnar and muscularis externa may be striated muscle.

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Definitions:

Fitness Gains

Improvements in physical health or performance as a result of exercise or physical activity.

Push-ups

A common body-weight exercise that involves raising and lowering the body using the arms to strengthen the upper body and core.

Leg Extension Exercises

A strength training exercise targeting the quadriceps muscles in the legs, typically performed using a leg extension machine.

Specificity of Training

A principle stating that to become better at a particular activity, one must perform that activity as the primary form of training.