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75 Cards in this Set
- Front
- Back
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A group of cells with a similar structure working at a similar function?
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tissue
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epithelial
connective nervous muscle |
4 main tissue types
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Covers and lines the body and every organ and forms glands?
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epithelial tissue
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What type of tissue has a free surface?
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epithelial
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Cells are different on either side, that means they have what?
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polarity
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Is the Apical surface on the free side or the basal side of epithelial tissues?
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free
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Is the basal side of the the basement side of the cell and tissue?
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yes
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What side has Cilia and Microvilli, the Apical or Basal?
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Apical
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What is this?
Kidney, small instestine. Foldings of the plasma membranes that increase surface area. Sometimes called "brush border." |
Microvilli
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What do all epithelial tissue rest on?
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basement membrane (that's how you know its epithelial)
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The Basil Lamina and the Reticular Lamina are the two parts of the what?
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basement membrane
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Basil Lamina is secreted by the what?
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epithelium
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What is secreted by the underlying connective tissue, including Collagen fibers?
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Reticular Lamina
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What does the characteristic of epithelial tissue called Avascular mean?
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no blood supply to the epithelial
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Does epithelial tissue have a blood?
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no
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Where does blood for epithelial tissue come from?
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from the underlying CT
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Does this apply to simple or stratified epithelial tissue?
The top cells are dead and slough off and are replaced by the lower layers? |
stratified
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How many layers is simple?
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1
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How many layers is stratified?
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more than 1
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A flat or pancaked looking cell is called?
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squamous
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A cell that is squarish and looks like a cube is called?
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cuboidal
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A call that looks like a column with the nucleus at the bottom is called what?
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columnar
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Thin cells, Avieoli (air sacs of the lungs), exchanges oxygen and blood: what kind of epithelial tissue are we talking about?
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simple squamous epithelial
(one layer) (squished) epithelial |
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Is it true that all "simple" classifications are designed to exchange materials a la diffusion and the like? Is that why they are thin?
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yes
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Describe Simple Cuboidal Epithilial
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simple - 1 layer
cuboidal - cube like epithelial - covering tissue |
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Kidney tubules are made of it?
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simple cuboidal epithelial
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simple - 1 layer
cuboidal - cube like epithelial - covering tissue |
simple cuboidal epithelial
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Secretion and absorption of materials to form urine?
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simple cubiodal epithelial
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Stomach, small intestine, most of large intestine.
Absorption of digested food and water and secretion of digestive enzymes, secretion of mucus? Has Goblet cells. |
simple columnar epithelial
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What do Goblet cells secrete?
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mucus
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How can you tell if tissue is pseudo stratified columnar? Or simple?
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If every cell rests on the basement membrane then it's simple.
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Trachea and much of the respiratory system, ciliated to move debris and mucus, passage of materials?
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pseudo
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Outer layer of skin, dips into openings and lines mouth & esophagus and anal canal.
Function: protection |
stratified squamous epithelial
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Does stratified squamous epithelial have Keritinization?
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yes
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What is Keritinized skin?
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dead outer layer skin
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Bladder, and ureters, many layers for protection against urine?
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transitional epithelial
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Six layers to three layer, full bladder to empty bladder, cells look dome shaped and then squamous when full?
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transitional epithelial
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Produces secretions?
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glandular epithelium
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Secretions can be released into a duct and then to the surface
What kind of gland? |
exocrine gland
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Secretions can be released to the tissue spaces and then picked up by the blood (ductless).
What kind of gland? |
endocrine gland
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What kind of gland secretes hormones?
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endocrine glands
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Sweat glands, oil (sebaceous) glands, salivary glands, pancreas (digestive enzymes)?
What kind of glands? |
exocrine glands
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Unicellular and multicellular are the two types of what?
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glands
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A Goblet cell is what kind of vesicle?
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secretory
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Goblets make mucus, where do you find them (what organ systems)?
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respiratory system and digestive system
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What are the two classifications of glands?
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uni cellular
multi cellular |
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The RER makes a protein that when dissolved in water turns into mucus, what is it called?
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musin
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How is musin released?
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excocytosis
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Is the Goblet cell uni cellular or multi cellular?
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uni cellular
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What is an example of a uni cellular gland?
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Goblet
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In multi cellular glands, what does the secretary unit do?
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makes the secretion
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In multi cellular glands, what does the duct do?
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brings the secretion to the surface
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What is a tubule?
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a tube that brings secretion to the skin surface - part of a gland.
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Where is the pore on a gland?
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at the top, skin side
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What kind of a tubule does a sweat gland have?
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coiled tubule
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What is the flask shaped secretory unit called?
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alviolus
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What are oil glands called?
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sebacious glands
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sebacious glands often duct secretion into what?
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hair follicles
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What are the two kinds of gland secretion?
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exocytosis
rupture |
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What is the most common gland secretion method?
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exocytosis
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What secretion method do merocrine glands use?
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exocytosis
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What kind of glands secrete by breaking up the cell (rupturing it)?
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holocrine glands
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What is the most abundant tissue in the body?
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connective tissues
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connect
protect insulate transport These are the 4 functions of what? |
CT
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True or false
All CT has a common origin - embryonic mesenchymes. |
true
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Is is true that all CT have an extra cellular martix?
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yes
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Are CT cells embedded in the extra cellular matrix?
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yes
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What kind of matrix has Ground Substance?
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extra cellular matrix
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Does the extra cellular matrix also have fibers in it?
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yes
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What kind of substance are CT cells and fibers embedded in?
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Ground Substance
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What kind of fluid does ground substance have?
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interstitial
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Ground Substance has a gel-like substance in it the called proteoglycan. What is the translation of proteoglycan?
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protein sugar
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What is glucose amino glycan also known as?
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GAG
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Chandroitin sulfate is a polysacharide and it's an example of Glucose ______ Glycan or G_G.
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Amino or G-A-G
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Is chondroitin sulfate a structure that can hold water and become cushiony?
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yes
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