Term
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Definition
| The study of cell and tissue structure and the arrangement of the tissues within the organs |
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Term
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Definition
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Term
| List the 7 steps when preparing paraffin sections. |
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Definition
1. obtain a small tissue sample
2. Fixation
3. Dehydration
4. Clearing
5. Infiltration
6. Embedding
7. Trimming |
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Term
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Definition
| To preserve cell and tissue structure |
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Term
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Definition
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Term
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Definition
| Alcohol is removed by other agents in which both alcohol and paraffin are miscible |
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Term
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Definition
| Paraffin permeates the sample |
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Term
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Definition
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Term
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Definition
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Term
| What is the name of the device that you make paraffin sections with? |
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Definition
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Term
| Which staining method stains acidic structures? |
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Definition
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Term
| Which staining method stains basic structures? |
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Definition
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Term
| Which staining method stains blue? |
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Definition
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Term
| Which staining method stains pink? |
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Definition
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Term
| Which part of the cell stains blue? |
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Definition
| Nucleus and other acidic structures such as RNA rich portions of cytoplasm |
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Term
| Which part of the cell stains pink? |
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Definition
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Term
| Which staining method distinguishes extracellular tissue components better than H&E? |
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Definition
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Term
| What is the process by which a less specialized cell develops or matures to possess a more distinct structure and function? |
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Definition
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Term
| Name the 3 parts that make up the plasma membrane. |
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Definition
Lipids
Proteins
Oligosaccharide chains |
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Term
| What would you call a lipid that is amphipathic and is bilayered? |
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Definition
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Term
| Name two type of Plasma Membrane Proteins |
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Definition
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Term
| List the 4 functions of the plasma membrane. |
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Definition
1. Physical Barrier
2. Selective Permeability
3. Electrochemical Gradients
4. Communication |
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Term
| What is the function of the physical barrier to the plasma membrane? |
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Definition
| Establishes a flexible boundary, protects cellular components and supports cell structure. |
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Term
| What is the function of selective permeability? |
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Definition
| Regulates entry and exit of ions, nutrients, and waste molecules through the membrane |
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Term
| What is the function of electrochemical gradients? |
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Definition
| Establishes and maintains an electrical charge difference across the plasma membrane |
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Term
| What is the function communication in the plasma membrane? |
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Definition
| Contains receptors that recognize and respond to molecular signals |
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Term
| What happens during simple diffusion? |
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Definition
| Lipid and lipid-soluble molecules, such as ethanol and gas, pass freely through the plasma membrane |
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Term
| What happens in Facilitated Diffusion? |
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Definition
| Larger hydrophilic molecules, such as water, glucose and amino acids, require the presence of specific transport proteins (channel or carrier proteins) |
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Term
| Which types of transport requires ATP? |
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Definition
| Active and Vesicular/Bulk transport |
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Term
| Give an example of ions that are actively transported. |
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Definition
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Term
| Give an example of Vesicular or Bulk transport. |
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Definition
| Endocytosis or Exocytosis |
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Term
| A process in which a substance is ingested into a cell without passing through the cell membrane is called? |
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Definition
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Term
| In which manner of endocytosis involves the uptake of specific macromolecules (hormones) ? |
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Definition
| Receptor-mediated endocytosis |
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Term
| In which manner of endocytosis involves the uptake of bacteria or viruses? |
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Definition
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Term
| Phagocytosis involves what kind of cell? |
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Definition
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Term
| The non-specific manner of endocytosis that involves the uptake of small volumes of extracellular fluid is called? |
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Definition
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Term
| Name 3 Cytoplasmic organelles that are involved in protein synthesis. |
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Definition
Ribosome
Endoplasmic Reticulum
Golgi Apparatus |
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Term
| A globular structure in which two subunits of rRNA and protein acts as the translation site of protein synthesis is called? |
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Definition
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Term
| Which organelle is responsible for protein synthesis (producing, transporting and sorting)? |
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Definition
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Term
| Which organelle is responsible for the synthesis of cholesterol based lipids, detoxification of drugs and poisons and sequestration of Ca? |
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Definition
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Term
| Which part of the ER does not contain ribosomes? |
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Definition
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Term
| Which organelle is a specifically oriented cluster of vesicles, tubules and fattened membrane bound sacs? |
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Definition
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Term
| Which region of the Golgi is the receiving end and which end is the shipping end? |
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Definition
| The cis Golgi receives and the trans Golgi ships |
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Term
| The process that involves the final assembly and glycosylation of proteins and also involves the dispatch to their ultimate destinations is called? |
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Definition
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