Integumentary System Worksheet Answers Pdf
With a prolonged reduction in oxygen levels, dark red deoxyhemoglobin becomes dominant in the blood, making the skin appear blue, a condition referred to as cyanosis (kyanos is the Greek word for "blue"). Albinism is a genetic disorder that affects (completely or partially) the coloring of skin, hair, and eyes. Organisms and environments. Dark-skinned individuals can also get sunburns, but are more protected than are pale-skinned individuals. Identify the components of the integumentary system. Integumentary system quiz pdf. Cell that produces keratin and is the most predominant type of cell found in the epidermis. There are usually 15 to 30 layers of cells in the stratum corneum.
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Integumentary System Quiz Pdf
Students will learn about the parts and functions of the integumentary system. Exposure to UV irradiation stimulates the melanocytes to produce and secrete more melanin. As the name suggests, the stratum spinosum is spiny in appearance due to the protruding cell processes that join the cells via a structure called a desmosome. Connective tissue connecting the integument to the underlying bone and muscle. A keratinocyte is a cell that manufactures and stores the protein keratin. Word Scramble covering the terminology that will be introduced when discussing The Integumentary System with Physiology students. Integumentary system worksheet answers pdf 1. Recall that melanin helps protect the skin from the harmful effects of UV radiation. You can expand it or make it of UseAll rights reserved by Humerus TeacherThis product is intended for use by the original purchaser only. It also has numerous sensory, and autonomic and sympathetic nerve fibers ensuring communication to and from the brain.
Integumentary System Worksheet Answers Pdf 1
The desmosomes interlock with each other and strengthen the bond between the cells. Specialized dendritic cell found in the stratum spinosum that functions as a macrophage. Receptor cell in the stratum basale of the epidermis that responds to the sense of touch. In addition, the papillary layer contains phagocytes, defensive cells that help fight bacteria or other infections that have breached the skin. Integumentary system worksheet answers pdf to word. Within the papillary layer are fibroblasts, a small number of fat cells (adipocytes), and an abundance of small blood vessels. The second page is a worksheet where students are asked to describe each system in three works, explain why it is important, and hypothesize about what would happen to the human body if that body system did not work. Cells in the stratum corneum are periodically shed. The epidermis provides protection, the dermis provides support and flexibility, and the hypodermis (fat layer) provides insulation and padding.
Integumentary System Worksheet Answers Pdf To Word
Men tend to accumulate fat in different areas (neck, arms, lower back, and abdomen) than do women (breasts, hips, thighs, and buttocks). Respiratory System8. The pigment melanin, produced by melanocytes, is primarily responsible for skin color. Most superficial layer of the epidermis. Muscular System Puzzle. Link] These cells have desmosomes, which give the cells their spiny appearance.
Integumentary System Worksheet Quizlet
Layer of skin between the epidermis and hypodermis, composed mainly of connective tissue and containing blood vessels, hair follicles, sweat glands, and other structures. Liver disease or liver cancer can cause the accumulation of bile and the yellow pigment bilirubin, leading to the skin appearing yellow or jaundiced (jaune is the French word for "yellow"). View this animation to learn more about layers of the skin. There are 13 words total. The epidermis is avascular and cells of this layer must get their oxygen and nutrients from capillaries in the dermis.
Describe the layers of the skin and the functions of each layer. Individuals with albinism tend to need more protection from UV radiation, as they are more prone to sunburns and skin cancer. Structure that forms an impermeable junction between cells. It contains blood and lymph vessels, nerves, and other structures, such as hair follicles and sweat glands. Coloring in the sketch notes reinforces the learned concepts by activating both sides of the brain. This happens when the oxygen supply is restricted, as when someone is experiencing difficulty in breathing because of asthma or a heart attack. Individuals with albinism tend to appear white or very pale due to the lack of melanin in their skin and hair. Other changes in the appearance of skin coloration can be indicative of diseases associated with other body systems.
McGraw-Hill Education. Fingerprints are unique to each individual and are used for forensic analyses because the patterns do not change with the growth and aging processes. The reticular layer appears reticulated (net-like) due to a tight meshwork of fibers.