All of the Following Structures Have Four Tissue Layers in Their

question 52

Multiple Choice

All of the following structures have four tissue layers in their walls except the

• A) esophagus.
• B) mouth.
• C) stomach.
• D) sigmoid colon.

---

Definitions:

Randomized Block

A design of experiment that aims to reduce variation from confounding variables by grouping them into blocks before randomly applying treatments within each block.

Analysis of Variance

A statistical method used to test the differences between two or more means by analyzing variance.

Matched Pairs

refers to a design in experiments where each case has a unique counterpart for comparison, minimizing variability.

Interval

A range of numbers between two set points, often used in mathematics and statistics to specify subsets of the real number line.