[7] Identified the organ in the field of view. [8] Identify the structure labeled A.

[26] Identify the valve labeled 26. [27] Identify the ridges labeled 27 and INCLUDE ORGAN NAME.

[E] In the image below, identify the endocrine gland labeled E. [B] In the image below, identify the organ containing endocrine tissue labeled B.  

[26] Identify the valve labeled 26.  [28] Identify the structure labeled 28 and INCLUDE ORGAN NAME.

[9] In the image below, identify the endocrine gland at the tip of the arrow.   [10] In the image below,  identify the portion of the endocrine system at the tip of the arrow.  

[11] In the image below, identify the endocrine gland at the tip of the arrow. [12] In the image below, identify the organ containing endocrine tissue at the tip of the arrow.

[H] In the image below, identify the endocrine gland at the tip of the arrow labeled H. [A] In the image below, identify the organ containing endocrine tissue labeled A.

[A] Identify the ridges labeled A and INCLUDED ORGAN NAME.  [F] Identify the valve labeled F.

[12] In the image below, identify the organ containing endocrine tissue at the tip of the arrow. [13] In the image below, identify the endocrine gland at the tip of the arrow.

What is the recommended procedure for etching a cavity preparation for a composite?