1 1. The integumentary system comprises the skin, hair, skin glands, hooves, claws, digital pads, horns and feathers. In an average person, its 17 to 20 square feet of surface area represents 15 percent of the body’s weight. The Integumentary System. 6.2 Skin and its Tissues Skin is also know as a cutaneous membrane How is the skin vital in maintaining homeostasis? Integumentary System. This system includes the skin, as well as including hair, scales, feathers, hooves, and nails. Thermoregulation - through sweating and adjusting blood flow in the dermis 2. The skin is made of multiple layers of cells and tissues, which are held to underlying structures by connective tissue (Figure 5.1.1). Often keratinized (hardened by keratin) Not vascular. Describe the factors that normally contribute to skin color. From Superficial to Deep: This extraordinary organ system protects the internal structures of the body from damage, prevents dehydration, stores fat, and produces vitamins and hormones.It also helps maintain homeostasis within the body by assisting with the regulation of body temperature and water balance. The integumentary system focuses on the skin, and what the skin is made up of. View Integumentary_System_Review_Sheet-Key from ANATOMY 3455 at University of Texas, Dallas. Nov 11, 2016 - The epidermis consists of multiple layers and cells. It’s Skin Deep: The Integumentary System In This Chapter Going below the surface of the skin Getting on your nerves Checking out hair, nails, and glands D id you know that the skin is the body’s largest organ? Term. That would be 8 layers total. The integumentary system includes the integument proper and the integumentary derivatives. N/A. b. Fascial System. Dermis. Algonquin College. Vital in maintaining homeostasis. It has a fifth layer, called the stratum lucidum, located between the stratum corneum and the stratum granulosum (see Figure 6.2). Most of the skin can be classified as thin skin. It has a fifth layer, called the stratum lucidum, located between the stratum corneum and the stratum granulosum (Figures 3 & 4). The Integumentary System. to dermis. Skin and a few others. Regenerated every 25-45 days. Synthesizes biochemicals . Name the tissue typescomposing the epidermis and dermis. 16. 06/28/2014 . Keratinocytes synthesize the protein keratin. Melanocytes synthesize the pigmented protein melanin. Chapter 5: Integumentary System Marieb and COhen ed. Anchors skin to underlying organs. Most of the skin can be classified as thin skin. Level. Maintains body temperature. The Endocrine System • The Endocrine System includes the sex hormones that stimulate sebaceous and apocrine gland activity, and develop secondary sexual characteristics; suprarenal hormones alter blood flow to skin and mobilize lipids from fat cells • The Integumentary System synthesizes vitamin D 3, precursor of Briefly describe how changes in skin color may be used as clinical signs of certain disease states. Consists of: - skin - hair - nails - sebaceous (oil) glands - sudoriferous (sweat) glands. The skin and its accessory structures make up the integumentary system, which provides the body with overall protection. It is the outermost covering of the whole body. Total Cards. It has a fifth layer, called the stratum lucidum, located between the stratum corneum and the stratum granulosum (Figure 2). I don't think this layer is considered the actual skin but it is considered part of the integumentary system. In avian species, feathers, which derive from surface ectoderm, cover most of the skin. The Integumentary System Integument is skin Skin and its appendages make up the integumentary system A fatty layer (hypodermis) lies deep to it 1.5-4.0mm in epidermis and dermis. The Skin. Retards water loss. Subcutaneous. The integumentary system is the organ system that protects the body from various kinds of damage, such as loss of water or abrasion from outside. The skin and its accessory structures make up the integumentary system, ... it is avascular). Made of the skin and accessory organs. Sign up here. Appendages of the Skin . Composed mostly of adipose tissue (fat) Add these . 2018/2019. Two distinct regions Epidermis (nutrients reach epidermis by diffusion from interstitial fluid from blood vessels.) Sign in Register; Hide. deep. the major layers of each and describe the functions of each layer. Dense connective tissue. … o From deep to superficial they are : stratum basale : ... o cells are cuboidal or polygonal in the deeper layers and slightly flattened towards the upper layers. Most of the skin can be classified as thin skin. The Integumentary System. Stem cells differentiate into keratinocytes. tissue (hypodermis) is . Shanon Hawthorn. Helpful? Dermis (corium) deep to the hoof is modified forming projections (lamellae) which attach to equivalent epidermal lamellae. Excretes small quantities of waste. • Layers (from deep to superficial) – Stratum basale or germinativum – single row of cells attached to dermis; youngest cells – Stratum spinosum – spinyness is artifactual; tonofilaments (bundles of protein) resist tension – Stratum granulosum – layers of flattened keratinocytes producing keratin … How to solve: List the different types of layers of the epidermis from superficial to deep. Thick skin is found only on the palms of the hands and the soles of the feet. What makes up the integumentary system? University. Skin that has four layers of cells is referred to as “thin skin.” From deep to superficial, these layers are the stratum basale, stratum spinosum, stratum granulosum, and stratum corneum. Not part of skin. A fascia is a sheet or collection of fibrous connective tissue (FCT). Integumentary System (skin) ... the epidermis consists of five layers (or strata). Fibers Cluster Of Subed-shaped Cell Iglands) Hamed Named Hamed 7 Named Į Nomica Dense Irregular Connechive Tissue A. Bermis B. Glandular Epithelium Tissue C. Randomly Arranged Collagen Fibers D. Fat Filled Cells. Academic year. Integumentary System. tidbits. Integumentary System •Skin (cutaneous membrane) •Skin derivatives –Sweat glands –Oil glands –Hair –Nails –Receptors. What is the integumentary system? From deep to superficial, these layers are the stratum basale, stratum spinosum, stratum granulosum, and stratum corneum. Course. The Integumentary System Skin (Integument) • Consists of two major regions 1. Thick skin is found only on the palms of the hands and the soles of the feet. Two layers of skin and an extra. It has a fifth layer, called the stratum lucidum, located between the stratum corneum and the stratum granulosum From deep to superficial the layers include: stratum basale, spinosum, granulosum, lucid, and corneum. ... superficial wound. “Thick skin” is found only on the palms of the hands and the soles of the feet. We know the integument proper as the skin. Functions - A barrier between the outside world and the inside . Created. 11. From deep to superficial, these layers are the stratum basale, stratum spinosum, stratum granulosum, and stratum corneum. What percentage of the body mass does it make up? How large is the skin relative to other organs (ranking it)? Consists of 4-5 distinct layers. Epidermis—superficial region 2. Create your own flash cards! Integumentary System Skin (cutaneous membrane) Skin derivatives Sweat glands Oil glands Hair Nails. Description. Integumentary System Review Sheet KEY Layers of the Epidermis (order from superficial to deep… Histologically, the epidermis has five layers, the dermis has two layers and the hypodermis has (as far as I can tell) one layer comprised of loose connective fatty tissue. Home to sensory receptors. Human Anatomy and Physiology I (PAR3614) Uploaded by. Click here to study/print these flashcards. Additional Anatomy Flashcards . Anatomy. List the major layers of each and describe the functions of each layer. Integumentary System. “Thick skin” is found only on the palms of the hands and the soles of the feet. Functions: 1. From deep to superficial, these layers are the stratum basale, stratum spinosum, stratum granulosum, and stratum corneum. Undergraduate 3. Cards Return to Set Details. Stratum spinosum (“spiny layer”) •Composed of 8–10 layers of keratinocytes bound together by desmosomes –Only looks spiny when on a prepared slide –Contains dendritic (Langerhans) cells oPart of immune response defending against microorganisms and superficial skin cancers From deep to superficial, these layers are the stratum basale, stratum spinosum, stratum granulosum, and stratum corneum. Integumentary System Review Sheet Layers of the Epidermis (order from superficial (1) to deep (5)) 1 Stratum Corneum- a,d 5 Stratum Basale- e,b,g 2 Stratum Lucidum- f 4 Stratum Spinosum-h 3 Stratum Granulosum- c Read the statements and match them with the layers … chapter the integumentary system the skin consists of layers: the epidermis and dermis layers: epidermis: composed of epithelial cells; outermost protective. Epidermal layers deep to superficial (continued) 2. Subject. 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