Integumentary System
The skin is composed of _________ layers. 2 3 2.5 4
2
Keratinization
cells move to surface, lose water and nuclei change
The Pacinian corpuscle is a nerve ending responsible for sensitivity to pain and pressure. True False
true
Which of the options is not considered an appendage of the skin? Carotene Nails Hair & Hair Follicles Sweat Glands
Carotene
The Reticular Layer account for 50% of the dermis and is made up of superficial fascia. False True
false (It is 80% of the dermis and is made up of collagen networks)
The skin is considered a tissue. True False
false (It is a ORGAN not tissue.)
What area of the skin structure is responsible for "goose bump" formation of the skin? Arrector Pili Muscle Pacinian corpuscle Meissner's Corpuscle Sensory Nerve Fiber
Arrector Pill Muscle
Which layer is not part of the Integumentary system? Hypodermis Dermis Epidermis All are part of the Integumentary System
Hypodermis
What area of the skin structure is responsible for the skin's sensitivity to light touch? Meissner's Corpuscle Pacinian Corpuscle Dermal Papillae Hair Plexus
Meissner's Corpuscle
Sudoriferous glands are found everywhere expect? Nipples and parts of the external genitalia Palms & Soles Arms & Legs Feet
Nipples and parts of the external genitalia
The sebaceous glands are found everywhere on the body except? Palms & Soles Back Neck & Ears Head
Palms and soles
Which layer of the dermis account for 20% of the dermis and has finger-like pegs that lies next to the epidermis? Papillary Layer Basal Layer Spiny Layer Granular Layer
Papillary Layer
The ________ is responsible for why you would feel something touch your hair. Root Hair Plexus Hair Follicle Hair Root None of the options
Root Hair Plexus
The skin is considered an organ. True or False?
True
What layer of the skin contains Keratinocytes, Melanocytes, Merkel Cells, and Langerhan Cells? Epidermis Hypodermis Dermis Dermal Papillae
epidermis
The ________ acts as an insulator for the body? Hypodermis Dermis Sebaceous Tissue Dermis
hypodermis