The membranous layer or stratum membranosum is the deepest layer of
subcutaneous tissue
The subcutaneous tissue (), also called the hypodermis, hypoderm (), subcutis, or superficial fascia, is the lowermost layer of the integumentary system in vertebrates. The types of cells found in the layer are fibroblasts, adipose cells, and ma ...
. The basement membrane separates the membranous layer from the dermis. It is a fusion of fibres into a homogeneous layer below the adipose tissue, for example, superficial to muscular fascias.
It is considered a
fascia
A fascia (; : fasciae or fascias; adjective fascial; ) is a generic term for macroscopic membranous bodily structures. Fasciae are classified as superficial, visceral or deep, and further designated according to their anatomical location.
...
by some sources, but not by others. However, prominent areas of the membranous layer are called fascias; these include the
fascia of Scarpa
The fascia of Scarpa is the deep membranous layer ''(stratum membranosum)'' of the superficial fascia of the abdomen. It is a layer of the anterior abdominal wall. It is found ''deep'' to the fascia of Camper and ''superficial'' to the extern ...
in the abdomen and the
fascia of Colles in the perineum.
References
Skin anatomy
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