10- Microbiología de los Alimentos Flashcards

(17 cards)

1
Q

Qué factores ambientales afectan la calidad de los alimentos?

A

Arsénico
Mercurio
Plomo
Cadmio
Aluminio

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2
Q

Carne cruda de mamíferos y aves: bacterias

A

Salmonella
Pseudomonas
Clostridium perfringens
Staphylococcus aureus
Campylobacter

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3
Q

Leche sin pasteurizar: bacterias

A

Staphylococcus
Streptococcus
Mycobacterium bovis
Brucella
Salmonella
Listeria monocitogenes
Campylobacter jejuni

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4
Q

Principal fuente: Salmonella enteritidis

A

Huevos de gallina

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5
Q

Principales causantes de intoxicación?

A

Staphylococcus aureus
Clostridium botulinum

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6
Q

Principales causantes de toxiinfección?

A

Bacillus cereus
Clostridium perfringens

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7
Q

Transmisión: virus

A

Manos de portadores humanos y agua no potable

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8
Q

El virus de la hepatitis A se relaciona con que?

A

La ingesta de mariscos contaminados con heces

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9
Q

La mayoría de las micotoxinas son producto de qué?

A

Del metabolismo secundario del moho infectante

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10
Q

Principales micotoxinas y sus productores

A

Ergotamina: Claviceps purpúrea
Aflatoxinas: Aspergillus flavus y parasiticus
Patulina: Aspergillus clavatus, Penicillium expansum,Byssochlamys nivea y fulva

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11
Q

Hábitat: claviceps purpúrea

A

Centeno

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12
Q

Hábitat: Aspergillus flavus y parasiticus

A

Cacahuate
Maíz
Almendra
Avellana
Coco

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13
Q

Hábitat: Aspergillus clavatus

A

Granos

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14
Q

Hábitat: Penicillium expansum

A

Manzanas

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15
Q

Hábitat: Byssochlamys nivea y fulva

A

Jugos de frutas

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16
Q

Ocratoxinas: productores

A

Penicillium verrucosum y Aspergillus

17
Q

Síntomas: ocratoxinas

A

Manifestaciones hemorrágicas y diarreicas