Enterobacteriaceae

• What are Enterobacteriaceae categorized as in terms of Gram staining?

  Gram-negative
• What is a common habitat for Enterobacteriaceae?

  Soil, water, human intestine
• What color do Enterobacteriaceae stain with the Gram stain?

  Pink
• Match the Enterobacteriaceae genus with its key characteristics:

  Escherichia ↔️ Lactose fermentation, indole-positive

  Salmonella ↔️ Motile, does not ferment lactose

  Shigella ↔️ Non-motile, does not ferment lactose

  Klebsiella ↔️ Encapsulated, lactose fermentation
• Which genus of Enterobacteriaceae is commonly associated with urinary tract infections?

  Escherichia
• What type of flagella do motile Enterobacteriaceae possess?

  Peritrichous
• Match the biochemical test with its significance in classifying Enterobacteriaceae:

  Lactose Fermentation ↔️ Determines if bacteria can ferment lactose

  Indole Production ↔️ Identifies indole production from tryptophan

  Hydrogen Sulfide (H2S) Production ↔️ Detects H2S production

  Urease Test ↔️ Determines urease production
• What do the Methyl Red and Voges-Proskauer tests determine in Enterobacteriaceae?

  End products of glucose fermentation
• Match the common Enterobacteriaceae genus with its associated disease:

  Escherichia ↔️ Urinary tract infections

  Salmonella ↔️ Salmonellosis

  Shigella ↔️ Dysentery

  Klebsiella ↔️ Pneumonia
• Which species of Enterobacteriaceae is commonly associated with urinary tract infections?

  coli