Dermatomyositis can cause heart muscle inflammation. The epidermis is a single cell layer that serves as the ‘skin’ of the plant. These tissues can be simple, consisting of a single cell type, or complex, consisting of more than one cell type. The classification of plant tissues is shown in figure 1. Ground Tissue: Ground tissue is the tissue system that makes most of the soft internal parts of the plant body. The most common cell type in dermal tissue is the epidermal cell. Generally, a thin, waxy layer called a … Dermis definition, the dense inner layer of skin beneath the epidermis, composed of connective tissue, blood and lymph vessels, sweat glands, hair follicles, and an elaborate sensory nerve network. It is the most impenetrable layer of the skin, and generally, it is composed of elastic and fibrous tissue. See more. The simple permanent tissue forms tissue systems such as epidermal tissue and ground tissue. Characteristics of Dermal Tissue and Ground Tissue Composition Other conditions — such as lupus, rheumatoid arthritis, scleroderma and Sjogren's syndrome — can occur with dermatomyositis. Sweat and sebum reach the skin's surface through tiny openings in the skin that act as pores. Vascular tissue is an example of a complex tissue, and is made of two specialized conducting tissues: xylem and phloem. The dermal layer is generally composed of two layers of cells: Papillary Dermis; Reticular Dermis. The dermal tissue system protects the soft tissues of plants and controls interactions with the plants' surroundings. Cardiovascular disease. The epidermis is a dermal tissue that is usually a single layer of cells covering the younger parts of a plant. Dermal tissue is the "outside" or outer part of a plant, which operates to control water and gas exchanges from the plant to the environment outside of the plant. Dermal tissue functions to protect the plant from injury and water loss. Dermis: The lower or inner layer of the two main layers of cells that make up the skin.The dermis contains blood vessels, lymph vessels, hair follicles, and glands that produce sweat, which helps regulate body temperature, and sebum, an oily substance that helps keep the skin from drying out. Dermal Tissue, Ground Tissue, and Vascular Tissue. The outside of the dermal tissue is called the epidermis. It secretes a waxy layer called the cuticle that inhibits water loss. This tissue, which consists mainly of parenchyma cells, also has the ability to store food and water. Dermal tissue, for example, is a simple tissue that covers the outer surface of the plant and controls gas exchange. Dermis Layers. dermal: [adjective] of or relating to skin and especially to the dermis : cutaneous. The dermal tissue consists of the epidermis and the periderm. There are three types of plant tissue systems: dermal tissue, vascular tissue, and ground tissue systems. 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