Lecture 5 Assignment Flashcards
The epidermis is composed of what type of epithelial tissue? __ ________________________________
keratinized, stratified squamous epithelium.
Which layer of skin is not found in thin skin, but is only found in thick skin?
Palms of the hands and soles of the feet. _ stratum lucidum
____ ___________________is an intracellular fibrous protein that gives hair, nails, and skin their hardness and water-resistant properties.
Keratin
Another name for the stratum basale is the ____ ___.
stratum germinativum
Which cell is a cuboidal-shaped stem cell that is a precursor of the keratinocytes of the epidermis? __________ ______________________
basal cell
The pigment produced by melanocytes is called ___ ____________________.
melanin
Which cell functions as a macrophage by engulfing bacteria, foreign particles, and damaged cells that occur in the stratum spinosum layer? ___ ___
Langerhans cell
The most superficial layer of the epidermis and the layer exposed to the outside environment is the __ _______________________________.
The stratum corneum
The dermis is composed of which two layers of connective tissue?
Reticular layer
Papillary layer
The dermis is composed of which two layers of connective tissue?
___reticular layer
Papillary layer___________________
Another name for the hypodermis is the __ _.
subcutaneous layer or superficial fascia
_____ ____________________ are large masses of melanocytes.
Moles
Strands of hair originate in an epidermal penetration of the dermis called the
___ ______________________________________
hair follicle
Another name for the nail cuticle is the __ _________________.
eponychium
The ____ ______________________is a specialized structure of the epidermis that is found at the tips of our fingers and toes.
nail bed
