a&p test 2
Terms
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copy deck
- histology is the study of
- tissues
- the four basic types are
- epithelium connective muscle nerve
- the ________ surface is where the epithelium is attached to the underlying tisues
- basal
- ___________ are especially abundant on epithelial surfaces where absorption takes place
- microvilli
- if an epithelium has several layers of cells covering the basement membrane it is called
- stratified
- cells that are thin, flat, and somewhat irregulary shaped are __________ epithelial cells
- squamous
- what special feature does the epithelium on exposed body surfaces have that makes it tough and water-resistant?
- keritanized layer
- a simple ________ epithelium typically is found in the small intestine.
- columnar
- most of the respiratory tract is lined with _______ ________ epithelium
- psedo squamous
- _________ secretion involved the loss of cytoplasm along with the secretory product
- apocrine
- list three possible functions of connective tissue
- suppose, space filling, cushioning
- ___________ are large, amoeboid cells that engulf pathogens or damaged cells
- fibroblasts
- the most common fibers in connective tissues that are flexible yet stronger than steel (when pulled at both ends) are _______
- collagen
- what substance in connective tissue is clear, viscous, colorless, provides cushioning and supports epithelia?
- ground substance
- in dense regular connective tissue, the collagen fibers are arranged ________ to each other and are packed _________
- parallel, densly
- tendons and ligaments are examples of what type of connective tissue?
- dense regular
- since cartilage is avascular, all nutrient and waste product exchange must occur by _________ through the matrix
- diffusion
- the combination of what two components makes bone very strong and resistant to shattering
- mucous and goblet
- the combination of what two components makes bone vert strong and resistant to shattering
- osteoid and hydroxyapitite
- long slender passageways through the bone matrix for the exchange of materials between blood vessels and the osteocytes are called ____________
- caniculi
- ________ membranes live cavities that communicate with the exterior
- mucous
- mucous is produced by ______ cells
- goblet
- ____________ membranes line the sealed internal divisions of the ventral body
- serous
- another name for the cutaneous membrance is the __________
- skin
- the cutaneous membrance has two components: the surface epithelium called the __________ and the underlying CT called the _____________
- epidermis/dermis
- _____________ is an orange-yellow pigment in the skin
- carotene
- is a brown or black pigment produced by melanocytes
- melanin
- the melanin in keratinocytes protects your epidermis and dermis from the harmful effects of ___________ radiation
- ultraviolet
- the water content if the skin that helps maintain its flexibility and resilience is called ________________________
- skin turger
- the pattern of cloogen fiber bundles in the dermis establishes the lines of )___________-
- cleavage