BSC 2085C Anatomy & Physiology ILab 5: The Integumentary SystemName ____Directions: There are five (5) activities in this lab. Please be sure to complete them all. For all questions, type your answers into the yellow box ____ (including your name above) it will expand as you write.Activity 1: The Skin1-1: Enter the letter of the correct structure in the space provided:A. adipose tissue1. ____B. eccrine sweat gland2. ____C. arrector pili muscle3. ____D. dermis4. ____E. hair root5. ____F. hypodermis6. ____G. sweat pore7. ____H. sebaceous gland8. ____I. venule9. ____1-2: Please enter the letter of the correct structure in the space provided:A.dermisB.epidermisC.papillary layerD.reticular layerE.stratum basaleF.stratum corneumG.stratum granulosum____ 1. Translucent cells, containing keratin____ 2. Dead cells____ 3. Dermis layer responsible for fingerprints____ 4. Vascular region____ 5. Epidermal region of rapid cell division; deepest epidermal layer____ 6. Scale-like cells full of keratin that constantly flake off____ 7. Site of elastic and collagen fibers____ 8. Site of melanin formation1-3: Fill in the blanks.1. Blueness of the skin due to low oxygen concentration in the blood is called ____.2. A muscle that causes a hair to stand on end is called a/an ____.3. Cerumen is more commonly known as ____.4. The process of removing burned skin from a patient is called ____.5. Caucasian skin gets its color mainly from the white dermal collagen and the blood pigment ____.6. The dietary pigment ____ sometimes gives it a yellowish tint, but if both the skin and the whites of the eyes are tinted this color, a disorder called ____ may be suspected. 7. Black, brown, tan, and reddish hues are all due to various amounts of ____.8. Choking or cardiac arrest may cause an abnormal skin color called ____, due to a low level of oxygen in the blood. 9. The redness of blushing or sunburn is called ____.1-4: Please enter the letter of the correct structure in the space provided:A. stratum basale1. ____B. keratinocytes2. ____C. merkel cell3. ____D. stratum corneum4. ____E. sensory nerve ending5. ____F. stratum spinosum6. ____G. stratum granulosum7. ____H. melanocyte8. ____I. dendritic cell9. ____J. desmosomes10. ____K. melanin granule11. ____Activity 2: Appendages of the Skin2-1: Please enter the letter of the correct structure in the space provided:1. ____A. follicle wall2. ____B. arrector pili 3. ____C. cuticle4. ____D. medulla5. ____E. matrix6. ____F. papilla7. ____G. melanocyte8. ____H. root9. ____I. region of cell division and hair growth10. ____J. sebaceous gland11. ____K. connective tissue sheath12. ____L. internal root sheath13. ____M. external root sheath14. ____N. cortex15. ____O. adipose tissue16. ____P. hair shaft17. ____Q. glassy membrane2-2: Fill in the blanks.1. The nails and part of the hair are made of a durable, extensively cross-linked protein called hard ____.2. A hair grows in a diagonal epithelial tube called a ____.3. Coarse, pigmented hair is called ____, whereas most of the body hair of women and children is called ____. Most of the hair within this tube is called the root, but it has a dilation at its base called the ____, where it derives all its nutrition from blood capillaries. 4. The surface of a hair consists of scaly, overlapping cells called the hair ____. Most hair colors are due to melanin, but red hair gets its color from a pigment called ____. 5. Chills and fear often cause the hair to stand on end because of the action of the ____ muscles of the hair follicles. 6. Excessive hairiness is called hypertrichosis, while thinning of the hair is called ____. 2-3: Please enter the letter of the correct structure in the space provided:A. eponychiu1. ____B. free edge2. ____C. hyponichium3. ____D. lunule4. ____E. nail bed5. ____F. nail body6. ____G. proximal nail fold7. ____H. lateral nail fold8. ____I. nail matrix9. ____J. nail root10. ____K. phalanx11. ____2-4: Fill in the blanks.Nails1. The clear, keratinized portion of a fingernail is known as the nail ____ It has a root, body, and free edge. 2. The space under the free edge, called the ____, must be scrupulously cleaned when scrubbing for patient care. 3. The nail grows from a mitotically active tissue called the ____. Often a little of this is visible at the proximal end of the nail as a white crescent called the ____.Top of FormCutaneous Glands1. Sweat glands are also known as ____ glands. One type, called ____ glands, serve for evaporative cooling of the body, while the other type, called ____ glands, are scent glands. One place where the latter type can be found is the ____ region. 2. We lose about half a liter of water a day by ____ perspiration, which we dont notice because it evaporates immediately from the skin. More profuse sweating, with noticeable wetness, is called ____. 3. Associated with the hair follicles are holocrine glands called ____, which produce a skin oil called ____. 4. Earwax, or ____, consists mainly of the secretions of the ____ glands in the ear canal. 5. The ____ glands are modified sweat glands that show significant development only in pregnancy and maternity. Activity 3: Disease of the Skin3-1: Fill in the blanks.Diseases of the Skin1. Skin cancer occurs in three forms. The most common but least dangerous type is ____, which arises from keratinocytes of the stratum basale. 2. The least common but most deadly form of skin cancer involves the melanocytes and is called ____. 3. The most commonly fatal disorder of the skin is burns. First- and second-degree burns are called ____ burns because they do not destroy all of the dermis. 4. Third-degree burns are called ____ burns because all the dermis and sometimes deeper tissue is destroyed. 5. The most immediate concern in the treatment of third-degree burns is ____, and after this comes ____. Bottom of Form