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| what is the stroma? |
the connective tissue and supporting elements of an organ |
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cih188 Sat, 11 Feb 2012 23:03:07 GMT |
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| what is parenchyme? |
the functional elements of an organ!!!! |
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cih188 Sat, 11 Feb 2012 23:01:13 GMT |
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| what is storage? |
the holding of secretory granules in the APICAL REGION until release |
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cih188 Thu, 09 Feb 2012 01:10:27 GMT |
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| how is an enzyme actiavted? |
water contact |
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cih188 Thu, 09 Feb 2012 01:10:27 GMT |
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| what is a zygomen granule? |
the GENERIC name for an ianctive enzyme |
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cih188 Thu, 09 Feb 2012 01:10:27 GMT |
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| What purpose does the protein serve in the unit membrane? |
to act as structural STABILITY, carriers proteins, and receptors |
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cih188 Thu, 09 Feb 2012 01:09:00 GMT |
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What passes across the unit membrane easier?
polar or non polar? |
NON-POLAR (fat loving)
Just think of it as thats why its easy to get fat, fat loves to cross the unit membrane |
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cih188 Wed, 08 Feb 2012 23:52:03 GMT |
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| How are endocrine glands secreted? |
through the blood vascular system |
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cih188 Sun, 05 Feb 2012 23:47:49 GMT |
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| What is the main difference (structurally) between exocrine and endocrine GLANDS? |
exocrine has a duct
endocrine is ductLESS |
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cih188 Sun, 05 Feb 2012 23:47:49 GMT |
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| What is a gland? |
an aggregation of cells that produces a secretory product |
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cih188 Sun, 05 Feb 2012 23:45:14 GMT |
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| Name some characterictics of psudostratified columnar epithelium. |
Single layer
varying nucleus locations
CILIATED |
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cih188 Sun, 05 Feb 2012 22:00:20 GMT |
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| Describe the apperance of transitional epithelium. |
multiple layers of varying cells.
DOME shaped
BI-nucleated |
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cih188 Sun, 05 Feb 2012 21:59:41 GMT |
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| Which epitelium has the thickest basement membrane in the body? |
pseudu stratified epithelium |
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cih188 Sun, 05 Feb 2012 21:57:01 GMT |
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| how are stratified epithelial surfaces named? |
according to the top layer/ layer furthest from the basement membrane |
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cih188 Sun, 05 Feb 2012 21:40:42 GMT |
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| what are ameloblast? |
enamel forming cells |
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cih188 Sun, 05 Feb 2012 21:37:17 GMT |
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| What is the difference between basil lamina and reticular lamina? |
basal lamina- formed by epithelium
reticular lamina-formed by connective tissue |
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cih188 Sun, 05 Feb 2012 20:49:59 GMT |
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| What is intracellular transport? |
movement of PROTEINS throughout the cell |
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cih188 Sun, 05 Feb 2012 20:49:21 GMT |
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| Where does translation take place? |
cytoplasm |
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cih188 Sun, 05 Feb 2012 20:17:06 GMT |
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| Where does transcription take place? |
nucleus |
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cih188 Sun, 05 Feb 2012 20:17:06 GMT |
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| What is translation? |
interpretation of the genetic code to form protein. |
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cih188 Sun, 05 Feb 2012 20:17:06 GMT |
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| What is transcription? |
conversion of the genetic code from DNA to mRNA |
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cih188 Sun, 05 Feb 2012 20:17:06 GMT |
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| What is the function of the nucleolus? |
to form and store rRNA |
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cih188 Sun, 05 Feb 2012 16:21:36 GMT |
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| what does rRNA stand for? |
ribosomal RNA |
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cih188 Sun, 05 Feb 2012 16:21:36 GMT |
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| what is the function of rRNA? |
to bind with proteins in the cytoplasm to form ribosomes |
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cih188 Sun, 05 Feb 2012 16:21:36 GMT |
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| Describe the appaerance OF EUCHROATAIN and WHAT IT IS? |
fine granules, synthesizes RNA |
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cih188 Sun, 05 Feb 2012 16:19:47 GMT |
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| What is chromatin made up of? |
protein and DNA |
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cih188 Sun, 05 Feb 2012 16:19:47 GMT |
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| Describe HETEROCHROMATIN. |
dark and dense, inactive DNA |
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cih188 Sun, 05 Feb 2012 16:19:47 GMT |
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| What s a nuclear pore and what is its function? |
gap ni the nuclear membrane used for biochemical exchange |
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cih188 Sun, 05 Feb 2012 16:13:49 GMT |
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| What dose the RER attch to? |
the nuclear envelope |
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cih188 Sun, 05 Feb 2012 16:13:49 GMT |
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| Describe the structure of the nuclear envelope/membrane. |
two unit membrane separted by a perinucleaur space |
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cih188 Sun, 05 Feb 2012 16:13:49 GMT |
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| What are the 6 components of a nucleus? |
nuclear envelope
nucleolus
rRna
euchromatin
heterochromatin
nucler pores |
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cih188 Sun, 05 Feb 2012 16:04:36 GMT |
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| Give an eaxmple of intercellular communication. |
surface proteins communicating with the cells of the immune system to recognize self vs foriegn antigens. |
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cih188 Sun, 05 Feb 2012 14:39:23 GMT |
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| What are the two types of transduction? |
mechanical to electrical- pressure and vibration
chemical to electrical= taste and olfaction |
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cih188 Sun, 05 Feb 2012 14:37:51 GMT |
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| What is transduction and where does it take place? |
conversion of one form of energy to another. it takes palce in the plasma membrane |
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cih188 Sun, 05 Feb 2012 14:37:51 GMT |
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| Name some things that go on in the plasma membrane. |
active and passive transport,
intercellular communication, protection from the environment, regulating what geoes in and out of the cell, transduction |
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cih188 Sun, 05 Feb 2012 14:37:51 GMT |
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| What two types of transport need a carrier protein? Are they active or passive? |
facilitted transport- passive
active transport- active |
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cih188 Sun, 05 Feb 2012 14:20:03 GMT |
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| What are the 3 types of passive transport? |
Facilitated transport
Osmosis
Diffusion |
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cih188 Sun, 05 Feb 2012 14:20:03 GMT |
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| What are the two functions of the unit membrane? |
protection and compartmentilaztion |
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cih188 Sat, 04 Feb 2012 19:23:00 GMT |
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| Give some examples of globular proteins. |
receptors
enzymes
carriers
structural |
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cih188 Sat, 04 Feb 2012 19:22:13 GMT |
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| Describe the molecular unti membrane. |
bimolecular, hydrophobic tain, hydrophillic head, polysachharides, globular proteins |
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cih188 Sat, 04 Feb 2012 19:22:13 GMT |
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| Describe the ultrastructural membrane. |
Outer dense
middle clear
inner dense |
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cih188 Sat, 04 Feb 2012 19:18:00 GMT |
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| What is the differene between the ultrastructure and molecular structure of the unit membrane? |
ultra= trilaminar
molecular= bimolecular |
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cih188 Sat, 04 Feb 2012 19:18:00 GMT |
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| Define a unit membrane |
the basic structure of membranous sructures in the body. |
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cih188 Sat, 04 Feb 2012 19:18:00 GMT |
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| what are inclusions? |
NON-LIVING constituents of a cell and ingested substances/ metabolic products |
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cih188 Sat, 04 Feb 2012 19:14:04 GMT |
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| What are the names of the organelles that are located within the cell? There are 6 |
RER
SER
ribosomes
mitochondria
golgi apparatus
centrioles
lysosomes |
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cih188 Sat, 04 Feb 2012 19:13:08 GMT |
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| what is an organelle? |
a PERMANENT consitituent of a cell that performs SPECIFIC functions |
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cih188 Sat, 04 Feb 2012 19:13:08 GMT |
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| What two things consist of a cell's cytoplasm? |
plasma membrane and organelles |
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cih188 Sat, 04 Feb 2012 19:13:07 GMT |
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| What is the purpose of a cell's plasma membrane? |
to seperate the cell from its extracellular environment |
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cih188 Sat, 04 Feb 2012 19:09:10 GMT |
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| what is the function of a nucleus? |
to control the function of the cell |
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cih188 Sat, 04 Feb 2012 19:09:10 GMT |
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| what are the the MAIN components of a cell? |
nucleus
cytoplasm
inclusions |
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cih188 Sat, 04 Feb 2012 19:09:10 GMT |
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| What are the 4 types of tissues? |
epithelium, connective tissue, nerve, muscle |
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cih188 Sat, 04 Feb 2012 19:09:10 GMT |
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| What is the process of the body. |
cell, tissue, organ, system, body |
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cih188 Sat, 04 Feb 2012 19:09:10 GMT |
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| What is a cell? |
the structural and functional unit of the body. |
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cih188 Sat, 04 Feb 2012 19:09:10 GMT |
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