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

[A] Identify the specific structure labeled A . [B] Identify the cells labeled  B.

[A] Identify the endocrine organ labeled A. [B] Identify the endocrine organ labeled B.

[19] Identify the vessel at the tip of the arrow labeled 19. [20] Identify the vessel at the tip of the arrow labeled 20.

[A] Identify the entire structure labeled A .  [B] Identify the cell labeled  B.

[organ] Identify the organ seen in the field of view. [D] Identify the cells labeled D.

[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.