True/False: (61-70) Mark A for true and B for False -61. It is possible to carry

Question

True/False: (61-70) Mark A for true and B for False -61. It is possible to carry a pathogen such as Staphylococcus a _62. The term for complete hemolysis on blood agar is alpha. -63. vomiting occurs from ingestion of a staphylococcal enterotoxin. 64. The streptococcal toxin that causes the rash is termed viremia. 65. Opportunistic pathogens are often responsible for secondary infections. 66, No 66. Normal flora can be beneficial to their host. 67. Antitoxins are antigens. 68. Polio shots are examples of vaccination. 69. The level of antibody in the blood is called its titer. 70. Vomiting can be considered a normal gastrointestinal microbial and t

Explanation / Answer

61- B (false) it shows symptoms within 30 mins after having contaminated food.

62- B (false)- it is called Beta

63- A (true) it shows sympotoms like vomiting, nausea, diarrhea etc.

64- B(false) viremia caused by viruses when enter into blood stream

65- A (true) because it take the advantages of weakened immune system

66- A (true) because they produce nutrients like vitamin in the host eg- lactic acid bacteria produce vit B

67- B (False) but some antitoxin may be antigen. someresources also explain that anitoxins are antigens but its not possible in all cases so its a false statement.

68- A (true) polio shots are live viral vaccine which is orally taken.

69- A (true) a test called antibody titer measure the level of antibody in the blood.

70- A (true) its a immune system action.

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