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51 Cards in this Set
- Front
- Back
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Tissue?
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groups of cells that are similar in structure and perform a common or related function
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What are the 4 basic tissue?
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-epithelial
-connective tissue -muscle tissue -nervous tissue |
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Epithelial Tissue? 2
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covers or lines something
-some make up glands |
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Connective Tissue?
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gives support
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Muscle Tissue?
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helps us move
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Nervous Tissue?
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controls our bodies
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What are the special properties of epithelium cells? 6
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-celluarity
-specialized contacts -polarity -connective tissue -avascular -regeneration |
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Avascular?
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no blood vessles
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Tight Junctions?
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impermeable junctions prevent molecules from passing through the intercellular space
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Gap Junctions?
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communicating junctions allow ions and small molecules to pass from one cell to the next for intercellular communication
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What are the types of Simple Epithelial tissue? 4
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-squamous
-cuboidal -columnar -pseudostratified |
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What are the 3 types of stratified epithelial tissue?
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-squamous
-cuboidal -columnar |
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What does the basement membrane consist of?
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basal lamina
reticular lamina |
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Where is the connective tissue in the epithelial tissue?
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connective tissue
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Simple squamous is NOT permeable. True or False?
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False
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What is the function of simple cuboidal?
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secretion and absorption
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What is functions of simple columnar?
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-absoprtion; secretion of mucus, enzymes, and other substances
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What is the function of Pseudostratifies cells?
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secretion of mucus
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What is the role of Stratifies Squamous?
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protection
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What is the role of Straitified Cuboidal?
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stretches
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What is the role of Stratifies Columnar?
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protection
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What 2 categories is Stratified Squamous broken into?
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keratinized
non keratinized |
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How does a glandular epithelium develop?
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develops by ingrowing of epithelial tissue
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What does a gland consist of?
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one or more cells that produce a product
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What are exocrine glands?
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are still connected to surface of the epithelium
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What are endoncrine glands?
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no ducts
-secrete into the blood vessls located near the cells |
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What is the role of specialized connective tissue?
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support the body
transport O2 and CO2 |
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What are the 3 components of connective tissue?
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ground substance
matrix/fibers cells |
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What is the origin of connective tissue?
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Mesenchyme
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What are the cellular descendants of Mesenchyme? 4
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-Fibroblast
-Chondroblast -Osteoblast Hematopoietic |
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What does Fibroblast produce?
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Connective tissue proper
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What does Chondroblast produce>
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cartilage
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What does Osteoblast produce>
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Osseous (bone)
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What does Hemotapopoietic?
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blood
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What are the 2 types of connective proper?
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loose connective tissue
dense connective tissue |
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What are the 3 types of loose connective tissue?
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areolar
adipose reticular |
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What are the 3 types of dense connective tissue?
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regular
irregular elastic |
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What are the 3 types of cartilage?
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hyaline cartilage
fibrocartilage elastic cartilage |
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Role of cells in connective tissue? 2
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synthesize matric
maintain health of tissue |
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Role of Ground Substance?
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trap and hold water to alter viscosity
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Function of Areolar tissue?
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wraps and cushions organs
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Function of Adipose tissue?
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stores nutrients and insulates the body
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Characteristics of Reticular tissue and it's function>
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-network of fibers
-forms a skeleton like structure that supports other cells types |
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What is the epithelial membranes?
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epithelium and underlying connecting tissue
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Characteristics of Hyaline cartilage and its function?
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-no fibers visible
-covers articular surfaces |
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What does fibrocartilage contain?
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high amounts of collagen fibers
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Function of fibrocartilage?
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tensile strength with the ability to absorb compressive shock
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What does the matrix of bone consist of?
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fibers are collagen
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What does ground substance of bone contain?
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inorganic salts of calcium and phosphate which give the bone rigidity
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What does ground substance of blood contain?
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plasma
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What are the 3 types of muscle tissue?
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skeletal
cardiac smooth |
