SEARCH
🇬🇧
MEM
O
RY
.COM
4.37.48
Guest
Log In
Â
Homepage
0
0
0
0
0
Create Course
Courses
Last Played
Dashboard
Notifications
Classrooms
Folders
Exams
Custom Exams
Help
Leaderboard
Shop
Awards
Forum
Friends
Subjects
Dark mode
User ID: 999999
Version: 4.37.48
www.memory.com
You are in browse mode. You must login to use
MEM
O
RY
  Log in to start
Index
 »Â
Integumentary System
 »Â
Chapter 1
 »Â
Level 1
level: Level 1
Questions and Answers List
level questions: Level 1
Question
Answer
body is standing erect, face forward, with the upper limbs at the sides and the palms forward
anatomical position
body is lying facedown
prone position
body is lying faceup
supine position
same as anatomical but palms are facing the body
Fundamental
integument can also be thought of as a
cutaneous membrane
the largest organ by surface area and weight
Skin
largest and heaviest solid internal organ in the body by mass
Liver
active form of vitamin D
calcitriol
produce keratin
Keratinocytes
a tough fibrous protein that provides protection.
keratin
produce the pigment melanin
Melanocytes
involved in the immune responses.
Intraepidermal macrophages
function in the sensation of touch
Tactile epithelial cells
covers all body regions except the palms, palmar surfaces of digits, and soles
Thin skin
covers the palms, palmar surfaces of digits, and soles.
Thick skin
is produced by melanocytes in the stratum basale.
Melanin
congenital disorder characterized by the complete or partial absence of pigment in the skin, hair, and eyes due to a defect of an enzyme (tyrosinase) involved in the production of melanin.
Albinism
chronic disorder that causes depigmentation patches in the skin
Vitiligo
lies just below the epidermis
papillary region
consists of dense irregular connective tissue
reticular region
subcutaneous layer
hypodermis
Type I cutaneous mechanoreceptors, free nerve endings, corpuscles of touch and hair root plexuses
Superficially
Lamellated corpuscles
Deep
Present on most surfaces except the palms, anterior surfaces of fingers, and the soles of the feet.
Hair
above the skin surface
shaft
below the level of the skin
follicle
connected to hair follicles.
Sebaceous (oil) glands
most numerous
Eccrine sweat glands
located mainly in hairy skin.
Apocrine sweat glands
modified sweat glands located in the ear canal.
Ceruminous glands
Made of keratinized epidermal cells
Nails
occurs following superficial wounds that affect only the epidermis.
Epidermal wound healing
occurs when an injury extends to the dermis and subcutaneous layer.
- Deep wound healing
develops from the ectoderm
epidermis
develops from the mesoderm
dermis