401006: Bioscience : Case Study - Biology Assignment

Internal Code :MAS4432

Bioscience Assignment

Case Study: Mary, aged 50 years, was digging manure into her rose garden when she sustained a deep 4 cm cut to her right calf. She was brought into the medical centre, her wound cleaned and sutured. She was also given a tetanus booster injection and sent home. 48 hours later she returned to the medical centre complaining of pain and feeling febrile. She had a Temperature of 38.2 ?C with a Blood Pressure of 120/80 mmHg. On inspection of her wound, the following observations were made: 1. Wound edges red and hot to touch 2. Surrounding tissues swollen 3. Purulent and odorous discharge Questions : 1. Explain why a booster tetanus injection was given to Mary. 2. Describe the physiological basis of the three wound observations. Relate your response to the case study. 3. Explain how Mary’s fever developed and state two benefits of fever. 4. Name one endogenous and one exogenous possible source of contamination of the wound by S. aureus and explain how the organism was transmitted to the wound from each source. 5. Explain why Augmentin was one of the appropriate drugs given to Mary.