Owing method: The learner selected four black plastic containers with lids.
A slice of bread was placed in each container.
Before closing the containers, 30 ml of water was sprinkled over each slice.
Container A was placed in a fridge (cold), container B was placed in a cupboard (cool),
container C was kept at room temperature (mild) and container D was placed on a
After a week the slices of bread were removed from the containers and placed next each
other.
The results of the investigation are depicted below.
D
A
С C
B.
1. What is the aim of the experiment?​

Ms. w, a 21-year-old woman, came into a clinic after suffering a deep laceration on her foot while walking barefoot around her yard. the wound was cleaned, sutured, and bandaged, and she was released to return home after receiving tetanus antitoxoid. within 72 hours, the wound area was red and swollen, the suture line was dark in color, and it was accompanied by severe throbbing pain. ms. w had a high fever, her heart felt like it was racing, and she was finding it hard to concentraten even on simple tasks. she returned to the clinic and was immediately taken to the hospital. following lab tests, a diagnosis of acute necrotizing fasciitis was made. discussion questions 1. explain why ms. w. received a tetanus antitoxoid before leaving the hospital. (see chapters 3 and 4, infection and passive immunity.) 2. explain how acute necrotizing fasciitis developed in this case and the pathophysiology involved. (see acute necrotizing fasciitis.) 3. what is the potential outcome for ms. w if antibiotic drugs do not reduce the infection quickly?