Define Integumentary system

Cardiac tissue has one unique structure not found in any other tissue in the body: what is the name of that structure: 

Terminology:  Match the following word with its definition:   

A general way  used for detecting skin cancer  ( especially melanoma) is:     the    A- B- C- D- E  Rule:    What do these letters stand for

What is the name of the following layers ; match the number to the word   

Membranes are a  combination of epithelium and connective tissue that covers and protects other structures and tissues.

Complete the sentence:    Goblet Cells _____________________   mark all that are true : 

Connective tissues have varying levels of vascularity.  Cartilage is considered  avascular. 

What  are the main two  criteria  used to classify  epithelia  tissues?

Name 2  different endocrine glands or:  list 1 endocrine gland and its function