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22 Cards in this Set

  • Front
  • Back
What type of surface growth is found in broths?
-ring (around edge only)
-pellicle (solid top)
What type of general growth is seen in broths?
-diffuse (can't see particles)
-flocculent (can see individual particles like pulp)
What types of growth can be seen in deeps?
-surface growth
-partial growth on stab (goes about 1/4-1/2 way down before tapering off)
-complete (equal growth to bottom of stab)
What type of growth is seen on slants?
-filiform: one solid growth along line
-beaded: tiny "colonies" along line pattern
-Rhizoid: branching off of lines
What does punctate mean?
-refers to colonies wich are <.5mm
How would you describe size for colonies on Agar plates?
-punctate <0.5mm
-0.5 mm
-1.0 mm
-1.5 mm
What are the general shapes of colonies found on Agar plates?
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
What are the surface elevations you can see on colonies found on Agar plates?
-raised (concave center)
-pulvinate (shorter convex)
-umbonate (like a pointy mtn)
What are 4 characteristics used for labeling optical characteristics of colonies on agar plates?
-light passing through colony
-reflection of light
What are the 4 characteristics of light passing through a colony on Agar plates?
-opalescent: (rainbow colors; mix of opaque and translucent)
-opaque: no light
-translucent: some light, no visibility
-transparent: light and view of agar beneath
What are the two classes of light reflection of colonies on Agar plates?
What are the 4 classes of consistency in colonies of Agar plates?
-butyrous (butter-like)
-membranous (thin growth, coherent)
-viscid (wet looking or mucoid)
What are some colors found in colonies/agar that bacteria produce?
-white, tan, light yellow, yellow, deep yello, pink, red, blue, green, etc
What are the three types of solubility that bacteria can exhibit on Agar plates?
-water soluble pigments: agar colored
-water insoluble pigments: only colonies colored
-NA if no color is present
How do you measure colonies on Agar plates for FUNGI?
What are the general shapes found on Agar for fungi?
-rhizoid (cloud of spirals)
-filamentous (gaglion)
What are the edges of FUNGI colonies on Agar plates?
What are the surface elevations of FUNGI on Agar plates?
What are the surface textures for fungi on Agar plates?
-filamentous (hairs or fibers)
-folded (gentle rolling hills)
-furrowed (deep grooves and wrinkles)
-glaborous (smooth surface)
-rugate (stomach lining folds)
-wrinkled (brain tissue)
What are the consistencies seen in FUNGAL Agar plates?
-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)
What does pigmentation look like on fungal colonies?
-different colors on top from bottom
-range from white to black
-white, tan, peach, salmon, cinn brown, cream, brown, grey, black, etc