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22 Cards in this Set
- Front
- Back
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What type of surface growth is found in broths?
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-none
-ring (around edge only) -pellicle (solid top) |
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What type of general growth is seen in broths?
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-diffuse (can't see particles)
-flocculent (can see individual particles like pulp) |
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What types of growth can be seen in deeps?
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-surface growth
-partial growth on stab (goes about 1/4-1/2 way down before tapering off) -complete (equal growth to bottom of stab) |
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What type of growth is seen on slants?
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-filiform: one solid growth along line
-beaded: tiny "colonies" along line pattern -Rhizoid: branching off of lines |
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What does punctate mean?
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-refers to colonies wich are <.5mm
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How would you describe size for colonies on Agar plates?
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-punctate <0.5mm
-0.5 mm -1.0 mm -1.5 mm -etc |
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What are the general shapes of colonies found on Agar plates?
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-circular
-irregular -rhizoid -filamentous -elliptical |
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What are the edges seen on colonies on Agar plates?
How is this best seen? |
-entire (smooth)
-undulate (small waves) -lobate (amoeba-like lobes) -erose (like a pointy undulate) *10X dissecting microscope or hand lens |
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What are the surface elevations you can see on colonies found on Agar plates?
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-flat
-raised (concave center) -convex -pulvinate (shorter convex) -umbonate (like a pointy mtn) |
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What are 4 characteristics used for labeling optical characteristics of colonies on agar plates?
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-light passing through colony
-reflection of light -consistency -pigmentation |
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What are the 4 characteristics of light passing through a colony on Agar plates?
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-opalescent: (rainbow colors; mix of opaque and translucent)
-opaque: no light -translucent: some light, no visibility -transparent: light and view of agar beneath |
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What are the two classes of light reflection of colonies on Agar plates?
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-dull
-glistening |
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What are the 4 classes of consistency in colonies of Agar plates?
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-brittle
-butyrous (butter-like) -membranous (thin growth, coherent) -viscid (wet looking or mucoid) |
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What are some colors found in colonies/agar that bacteria produce?
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-white, tan, light yellow, yellow, deep yello, pink, red, blue, green, etc
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What are the three types of solubility that bacteria can exhibit on Agar plates?
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-water soluble pigments: agar colored
-water insoluble pigments: only colonies colored -NA if no color is present |
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How do you measure colonies on Agar plates for FUNGI?
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-1.0mm
-1.5mm -2.0mm -etc |
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What are the general shapes found on Agar for fungi?
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-round
-oval -rhizoid (cloud of spirals) -filamentous (gaglion) |
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What are the edges of FUNGI colonies on Agar plates?
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-entire
-undulate -erose -feathery |
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What are the surface elevations of FUNGI on Agar plates?
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-flat
-convex -umbonate -raised |
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What are the surface textures for fungi on Agar plates?
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-filamentous (hairs or fibers)
-folded (gentle rolling hills) -furrowed (deep grooves and wrinkles) -glaborous (smooth surface) -rugate (stomach lining folds) -wrinkled (brain tissue) |
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What are the consistencies seen in FUNGAL Agar plates?
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-cottony (cotton fibers)
-downy (soft feathers) -fluffy (loose, light, airy mass) -granular (grainy appearance) -powdery (crumbly, fine particles) -velvety (smooth and soft as silk) -waxy (smooth, soft, pliable surface like wax) |
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What does pigmentation look like on fungal colonies?
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-different colors on top from bottom
-range from white to black -white, tan, peach, salmon, cinn brown, cream, brown, grey, black, etc |
