8877676
Description
Flashcards by Victoria Wright, updated more than 1 year ago
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Created by Victoria Wright
over 7 years ago
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| Question | Answer |
| What bacterial structure has the following function? Motility | Flagellum |
| What bacterial structure has the following function? Mediate adherence of bacteria to cell surface | Pilus/Fimbria Also: sex pilus forms during conjugation. |
| What bacterial structure has the following function? Gram+ only Survival; resist dehydration, heat, chemicals. | Spore |
| What is the function of the following bacterial structure? Spore | Gram+ only Survival; resist dehydration, heat, chemicals. |
| What is the function of the following bacterial structure? Pilus/Fimbria | Mediate adherence of bacteria to cell surface; sex pilus forms during conjugation. |
| What is the function of the following bacterial structure? Flagellum | Motility |
| What bacterial structure has the following function? Protects against phagocytosis | Capsule |
| What is the function of the following bacterial structure? Capsule | Protects against phagocytosis |
| What bacterial structure has the following function? Mediates adherence to surfaces; especially foreign surfaces (eg indwelling catheters) | Glycocalyx |
| What is the function of the following bacterial structure? Glycocalyx | Mediates adherence to surfaces; especially foreign surfaces (eg indwelling catheters) |
| What bacterial structure has the following function? Gram- Only; Endotoxin: lipid A induces TNF and IL-1; antigenic O polysaccharide component; Most OMPs are antigenic. Porins: transport across outer membrane. | Outer Membrane |
| What is the function of the following bacterial structure? Outer Membrane | Gram- Only; Endotoxin: lipid A induces TNF and IL-1; antigenic O polysaccharide component; Most OMPs are antigenic. Porins: transport across outer membrane. |
| What bacterial structure has the following function? Accumulates components exiting gram- cells, including hydrolytic enzymes (eg Beta-lactamases) | Periplasm |
| What is the function of the following bacterial structure? Periplasm | Accumulates components exiting gram- cells, including hydrolytic enzymes (eg Beta-lactamases) |
| What bacterial structure has the following function? Net-like structure gives rigid support, protects against osmotic pressure damage. | Cell wall |
| What is the function of the following bacterial structure? Cell wall | Net-like structure gives rigid support, protects against osmotic pressure damage. |
| What bacterial structure has the following function? Site of oxidative and transport enzymes; PBPs involved in cell wall synthesis. Lipoteichoic acids induce TNF-alpha and IL-1 | Cytoplasmic Membrane |
| What is the function of the following bacterial structure? Cytoplasmic Membrane | Site of oxidative and transport enzymes; PBPs involved in cell wall synthesis. Lipoteichoic acids induce TNF-alpha and IL-1 |
| What is the chemical composition of the following bacterial structure? Flagellum | Proteins |
| What bacterial structure has the following chemical composition? Proteins | Flagellum |
| What is the chemical composition of the following bacterial structure? Pilus/fimbria | Glycoprotein |
| What bacterial structure has the following chemical composition? Glycoprotein | Pilus/fimbria |
| What is the chemical composition of the following bacterial structure? Spore | Keratin-like coat; Dipicolinic acid; Peptidoglycan; DNA |
| What bacterial structure has the following chemical composition? Keratin-like coat; Dipicolinic acid; Peptidoglycan; DNA | Spore |
| What is the chemical composition of the following bacterial structure? Capsule | Organized, discrete polysaccharide layer (except poly-D-glutamate on B anthracis) |
| What bacterial structure has the following chemical composition? Organized, discrete polysaccharide layer (except poly-D-glutamate on B anthracis) | Capsule |
| What is the chemical composition of the following bacterial structure? Glycocalyx | Loose network of polysaccharides |
| What bacterial structure has the following chemical composition? Loose network of polysaccharides | Glycocalyx |
| What is the chemical composition of the following bacterial structure? Outer membrane | Outer leaflet: contains endotoxin (LPS/LOS). Embedded proteins: porins and other outer membrane proteins (OMPs) Inner leaflet: phospholipids |
| What bacterial structure has the following chemical composition? Outer leaflet: contains endotoxin (LPS/LOS). Embedded proteins: porins and other outer membrane proteins (OMPs) Inner leaflet: phospholipids | Outer membrane |
| What is the chemical composition of the following bacterial structure? Periplasm | Space between cytoplasmic membrane and outer membrane in gram- bacteria. (Peptidoglycan in middle) |
| What bacterial structure has the following chemical composition? Space between cytoplasmic membrane and outer membrane in gram- bacteria. (Peptidoglycan in middle) | Periplasm |
| What is the chemical composition of the following bacterial structure? Cell wall | Peptidoglycan is a sugar backbone with peptide side chains cross-linked by transpeptidase. |
| What bacterial structure has the following chemical composition? Peptidoglycan is a sugar backbone with peptide side chains cross-linked by transpeptidase. | Cell wall |
| What is the chemical composition of the following bacterial structure? Cytoplasmic membrane | Phospholipid bilayer sac with embedded proteins (eg penicillin-binding proteins [PBPs]) and other enzymes. Lipoteichoic acids (gram+ only) extend from membrane to exterior. |
| What bacterial structure has the following chemical composition? Phospholipid bilayer sac with embedded proteins (eg penicillin-binding proteins [PBPs]) and other enzymes. Lipoteichoic acids (gram+ only) extend from membrane to exterior. | Cytoplasmic membrane |
| Is the following unique to gram+, gram-, or common to both? Lipoteichoic acid | Unique to gram+ |
| Is the following unique to gram+, gram-, or common to both? Flagellum | Common to both |
| Is the following unique to gram+, gram-, or common to both? Pilus | Common to both |
| Is the following unique to gram+, gram-, or common to both? Capsule | Common to both |
| Is the following unique to gram+, gram-, or common to both? Peptidoglycan | Common to both |
| Is the following unique to gram+, gram-, or common to both? Cytoplasmic Membrane | Common to both |
| Is the following unique to gram+, gram-, or common to both? Endotoxins/LPS | Unique to gram- |
| Is the following unique to gram+, gram-, or common to both? Porin | Unique to gram- |
| Is the following unique to gram+, gram-, or common to both? Periplasmic space (Beta-lactamase location) | Unique to gram- |
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