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Integumentary MBLEX

QuestionAnswer
What makes up the Integumentary System? (There are 5) Skin, Sweat Glands, oil glands, hair, and nails
Skin is also known as what? Cutaneous membrane
What is the largest organ of the integumentary system? The Skin
Sweat Glands are also known as what? Sudoriferous glands
What do ceruminous glands secrete? Ear Wax
What do mammary Glands Secrete? Milk
What are oil glands also called? Sebaceous Glands
What three parts are hair made up of? A Shaft, A Root, and a follicle.
What attachment of the follicle gives rise to goosbumps? Arrector pilli muscle
What seven parts make up a nail? A free edge, A body, A root, A nail bed, A nail matrix, A lunula, A cuticle.
Which part of the nail extends beyond the nail bed? Free Edge
Which part of the nail is the visible portion of the nail? The Body
Which part of the nail is covered by the skin fold? Root
Which part of the nail is the surface of skin where the nail lies? Nail Bed
Which part of the nail is where cells divide? Nail matrix
Which part of the nail is the whitish, crescent shaped area of the nail body? The lunula
Which part of the nail is a narrow band of epidermis that adheres to the nail body? The Cuticle
What are the functions of the skin? (There are Five) Protection, Sensation, Vitamin D Synthesis, Absorption/Secretion/Excretion/and Respiration, Temperature Regulation
What word refers to the sensory receptors in the skin that relay information to the nervous system? Cutaneous Sensation
Meissner Corpuscles and Merkle's Disks are what part of the skin? Touch Receptors
Pain Receptors of the skin include? Free Nerve Endings
Pancinian Corpuscles are what part of the skin? Pressure Receptors
Ruffini's Corpuscles are what part of the skin? Temperature Receptors
The number of individual bacteria on the surface of one square inch of human skin 50 million
Oily surfaces, such as the face, may contain how many bacteria per square inch? 500 million
What is the external layer of the skin called? Epidermis
What is the internal layer of the skin caled? Dermis
Which of the five layers of the epidermis is where cells actively divide? (mitosis) Stratum Basale
Which of the five layers of the epidermis is where cells are starting to flatten? Stratum Spinosum
Which of the five layers of the epidermis is where cells are undergoing cell death? Stratum Granulosum
What is another name for cell death? Apoptosis
Which of the five layers of the epidermis is where cells are flattened and closely packed? Stratum lucidum
Which of the five layers of the epidermis is where cells are dead, flat and fully keratinized? ( Found only in the palms of the hand and the soles of the feet) Stratum Corneum
What does avascular mean? without blood
The cell type of the epidermis that produces keratin. Keratinocytes
The cell type of the epidermis that produces melanin. Melanocytes
The cell type of the epidermis that participates in immune response. Langerhan Cells
The cell type of the epidermis that detect different aspects of touch. Merkel Cells
Melanocytes make up what percentage of our skin? 2%
Where in the skin are Melanocytes and Epithelial Cells found? The deepest portion of the epdermis
The superficial region of the dermis is also called.... Papillary Layer
The deeper region of the dermis is also called..... Reticular Layer
What parts make up the dermis? (there are 6) ateries, arterioles, veins, venules, capillaries, and lymphatics.
Where are apocrine glands found? Genital and axilla area
What is inflammation of connective tissue called? Fibrosiis
Created by: CEckhoff