The Integumentary System: The Epidermal Layer, Subcutaneous Tissue Layer: Definition & Injections, The Integumentary System: The Dermal Layer. Merkel cells and melanocytes are dispersed among the basal cells. hemoglobin(red) carotene (yellow/orange) cyanosis (blue) lack of oxygen. The epidermis is a keratinized stratified squamous epithelium. It is the layer that’s closest to the blood supply lying underneath the epidermis. The dermis is tightly connected to the epidermis by a basement membrane. Nervous b. Name the layers the nail pierced from the superficial skin surface to the junction with the dermis. The average adult’s skin weighs about 6 pounds c. The thickest skin on our body is on our face b. __C__Which epidermal layer is closest to a blood supply? a. This layer is one of the most important layers of our skin. The subcutaneous layer of the skin or hypodermis is located where? The second, larger layer of skin is called the dermis. What is the Function of the Integumentary System? A. The epidermis is divided into 5 sub-layers, that have different functions. stratum basale. Epidermis. Where in the body would you most likely find sebaceous glands? The epidermis can have either four or five layers, depending on what part of the body we examine. Skin can be pale due to low blood pressure, anemia or fear. Just so, why does the epidermis not have blood vessels? Dermis layer responsible for fingerprints, Epidermal region involved in rapid cell division; most inferior epidermal layer, Scalelike cells full of keratin that constantly flake off, Major skin area from which the derivatives (hair, nails) arise, A blackhead is an accumulation of oily material produced by____________, Tiny muscles attached to hair follicles that pull the hair upright during fright or cold are called______________, The most numerous variety of perspiration gland is the ____________, A sheath formed of both epithelial and connective tissue is the _____________. Sciences, Culinary Arts and Personal How does dilation of the blood vessels of the skin reduce the temperature of the skin surface? The epidermis is the outermost layer of our skin. 20. The dermis is primarily composed of which tissue type? Distinguish between the epidermis and the dermis. It is a single layer of cells primarily made of basal cells. Which layer of the epidermis is the “doctor fish” removing? What Are Sebaceous Glands? True/False: If a sebaceous gland becomes clogged and infected, it develops into a pimple. The stratum basale, also called thestratum germinativum, is the basal (base) layer of the epidermis. Stratum lucidum. Epidermis, in zoology, protective outermost portion of the skin.There are two layers of epidermis, the living basal layer, which is next to the dermis, and the external stratum corneum, or horny layer, which is composed of dead, keratin-filled cells that have migrated outward from the basal layer.The melanocytes, responsible for skin colour, are found in the basal cells. Create your account. The dermis is the layer of skin beneath the epidermis that consists of connective tissue and cushions the body from stress and strain.The dermis is tightly connected to the epidermis by a basement membrane.. - Definition, Function & Layers, Working Scholars® Bringing Tuition-Free College to the Community. 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