Final answer:
The hypodermis consists mainly of loose connective tissue and adipose tissue, which serve to attach the skin to underlying structures, provide insulation, and store energy as fat.
Step-by-step explanation:
The hypodermis consists mainly of two types of tissues: loose connective tissue and adipose tissue. These tissues serve to attach the dermis to the underlying structures, provide insulation and cushioning, and serve as energy reservoirs with fat storage. Loose connective tissue is composed of various cell types and an amorphous matrix that can absorb shock and allow for expansion and movement between different layers. Adipose tissue, on the other hand, is a specialized form of connective tissue that's made up primarily of adipocytes, which are cells responsible for storing lipids. This fat storage provides insulation, energy reserves, and serves as a padding layer to cushion internal organs against impact
The hypodermis is not a uniform layer; it can vary in thickness throughout different areas of the body and between individuals. Furthermore, the layer is highly vascularized, meaning it has a rich supply of blood vessels, which aids in thermoregulation and provides nourishment to both the skin and other tissues that it connects.
Given these characteristics, the correct answer to the question on which tissue the hypodermis consists of, would therefore be C) adipose tissue and D) loose connective tissue.