SEELEY'S ANATOMY+PHYSIOLOGY
12th Edition
ISBN: 9781260172195
Author: VanPutte
Publisher: RENT MCG
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Chapter 5, Problem 20RAC
Summary Introduction
Introduction:
Lunula is the crescent-shaped whitish area that presents on the finger and toes nail. It is present at the end of the nail, which is a very delicate part of the nail structure.
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location for mitosis of the nail keratinocytes responsible for nail growth
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superficial layer of hardened dry non-pigmented cells used to protect underlying tissues
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most superficial layer of keratinocytes containing melanin that are flexible due to the presence of sebum distributed on its surface
protective seal /border of thicken tissue preventing microorganisms, debris, chemicals, & liquids from moving between the dermis and epidermis of the skin
most proximal white portion of the nail where the younger cells of the nail are located
cuticle
epidermis
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Skin Accessories
Label the parts of a hair follicle: Sebaceous
gland * Hair shaft * Hair bulb * Hair root *
Hair papilla
Label the parts of a nail: Eponychium * Free edge *
Hyponychium * Lunula * Nail matrix * Nail root *
Lateral nail fold * Nail bed * Nail plate.
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2
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3
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Draw a picture of a nail that includes the following: nail root, nail bed,nail body,epinychium and hyponychium.
Chapter 5 Solutions
SEELEY'S ANATOMY+PHYSIOLOGY
Ch. 5.1 - Provide on example for each function of the...Ch. 5.2 - From deepest to most superficial, name and...Ch. 5.2 - Prob. 3AYPCh. 5.2 - Prob. 4AYPCh. 5.2 - Prob. 5AYPCh. 5.2 - How do gentic factors, exposure to sunlight, and...Ch. 5.2 - How do carotene, blood flow, oxygen content, and...Ch. 5.2 - Prob. 8AYPCh. 5.2 - Prob. 9AYPCh. 5.2 - What are cleavage lines, and how are they related...
Ch. 5.3 - Name the types of tissue forming the subcutaneous...Ch. 5.3 - Prob. 12AYPCh. 5.3 - Prob. 13AYPCh. 5.4 - When and where are Ianugo, vellus, and found in...Ch. 5.4 - Prob. 15AYPCh. 5.4 - Prob. 16AYPCh. 5.4 - Describe the ports of a hair follicle. How the...Ch. 5.4 - Prob. 18AYPCh. 5.4 - Prob. 19AYPCh. 5.4 - Prob. 20AYPCh. 5.4 - Prob. 21AYPCh. 5.4 - Which glands of the skin are responsible for...Ch. 5.4 - Name the ports of a nail. Which Port produces most...Ch. 5.4 - Prob. 24AYPCh. 5.5 - In what ways does the skin provide protection?Ch. 5.5 - Prob. 26AYPCh. 5.5 - Prob. 27AYPCh. 5.5 - Prob. 28AYPCh. 5.5 - Prob. 29AYPCh. 5.6 - Prob. 30AYPCh. 5.7 - Compared with young skin, why is aged skin more...Ch. 5.7 - Prob. 32AYPCh. 5.7 - Prob. 33AYPCh. 5.7 - Prob. 34AYPCh. 5 - If a splinter penetrates the skin of the palm of...Ch. 5 - Prob. 2RACCh. 5 - Prob. 3RACCh. 5 - Prob. 4RACCh. 5 - Prob. 5RACCh. 5 - Prob. 6RACCh. 5 - Prob. 7RACCh. 5 - Prob. 8RACCh. 5 - Prob. 9RACCh. 5 - Prob. 10RACCh. 5 - Prob. 11RACCh. 5 - Prob. 12RACCh. 5 - Prob. 13RACCh. 5 - Prob. 14RACCh. 5 - Prob. 15RACCh. 5 - Smooth muscles that are attached to hair follicles...Ch. 5 - Prob. 17RACCh. 5 - For questions 17-19, match the type of gland with...Ch. 5 - Prob. 19RACCh. 5 - Prob. 20RACCh. 5 - Prob. 21RACCh. 5 - Prob. 22RACCh. 5 - Which of these processes increase (s) heat loss...Ch. 5 - Prob. 24RACCh. 5 - The skin of infants is more easily penetrated and...Ch. 5 - Melanocytes are found primarily in the stratum...Ch. 5 - The rare of water loss from the skin of a hand was...Ch. 5 - It has been several weeks since George has...Ch. 5 - Prob. 5CTCh. 5 - Why are your eyelshes not a foot long? Your...Ch. 5 - Pulling on hair can be quite painful, hyet cutting...Ch. 5 - A patient has an ingrown toenail, in which the...Ch. 5 - Defend or refute the following statement:...Ch. 5 - Harry, age 55, went to a health fair and had a PSA...
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- Collagen lends ________ to the skin. elasticity structure color UV protectionarrow_forwardWhat is the more common term for the eponychium of the nail? The visible part of the hair is called the: What is the white, half-moon shaped area of the proximal nail called? Which cells of the epidermis produce the pigment of the skin? What glands are associated with hair follicles? What are the main types of fingerprint patterns? How many layers of epidermis are found in thin skin? What are the most numerous sudoriferous glands called - that are found in most skin? What is the smooth muscle associated with every hair follicle called? What is the outer layer of hair called that is made up of dead keratinized cells? Where are ceruminous glands found? What is the tough, water-repellent layer of the epidermis called? What is the thicker, deeper layer of the dermis called?arrow_forwardA man got his finger caught in a machine at the factory. The damage was less serious than expected, but the entire nail was torn off his right index finger. The parts lost were the body, root, bed, matrix, and eponychium of the nail. First, define each of these parts. Then, tell if this nail is likely to grow back.arrow_forward
- Name at least 3 diseases that might be suspected based on the look of one's nails. Describe the condition of the nails and what disease or disorder it may point to. Thank youarrow_forwardThe actively growing part of the nail is the a. nail matrix. b. free edge. c. nail folds. d. nail root. e. nail bed.arrow_forwardDescribe the structure of the nail bed.arrow_forward
- Patricia has an ingrown toenail. It is a condition in which the nail grows into the nail fold. Would cutting the nail away from the nail fold permanently correct this condition? Why or Why not?arrow_forwardA patient has an ingrown toenail, in which the nail grows into the nailfold. Would cutting the nail away from the nail fold permanently correctthis condition? Why or why not?arrow_forwardWhich layer of the epidermis is beneath the nail bed? Stratum granulosum O Stratum basale O Stratum lucidum Stratum spinosum O Stratum corneumarrow_forward
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