Food Safety

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Consult the Food Safety Scenarios document and then complete the following for each scenario:
Scenario 1

Write at least 50-word responses to each of the following questions. Be clear and concise, use complete sentences, and explain your answers using specific examples.
Based on Scenario 1, what are the possible sources of food-borne illness?
Although Jeremiah did not get sick, there were several areas throughout Jeremiah’s day that could have led him to a serious case of food-borne illness. Point out these areas and briefly explain why they are of concern and what Jeremiah could have done differently.
Why is it safe for steak to be pink in the middle, but potentially dangerous for a hamburger not to be cooked all the way through?

Scenario 2

Write at least 50-word responses to each of the following questions. Be clear and concise, use complete sentences, and explain your answers using specific examples.
How could this illness have been prevented?
Based on the incubation period and symptoms of the illness, what is the most likely microorganism responsible for this illness?
Describe the temperature danger zone.
How could Martha have sped up the cooling process of the lasagna?
If the leftover lasagna was thoroughly reheated, (which it was), how did it still lead to food-borne illness?

Scenario 3

Write at least 50-word responses to each of the following questions. Be clear and concise, use complete sentences, and explain your answers using specific examples.
What could be the cause of Sally and her family members’ illness?

Sample Solution

eucocytes are the body’s defence army within the blood tissue and make up less than 1% of the blood. They are the only true cells in the blood and are not limited to the blood stream. There are many types of white blood cells, each one has a different structure and function and are part of the immune system. (Ivy Rose, 2003-2013). [3]

Platelets:

Thrombocytes these are cell fragments that help in blood clotting. At the site of an injury, platelets will stick to the exposed collagen and trap other blood cells in the form of a clot and stop blood from flowing and preventing excessive blood loss. The platelets contract and pull the injury back together, the blood will clot and aid in healing. (Ivy Rose, 2003-2013).[4]

Blood Tissue Function

Blood is mainly for transportation of dissolved gases and of metabolic waste. It also helps to maintain the body’s temperature. It removes toxins from the body, via the kidneys in the form of urine or sweat. (Pearson, 2014). [1]

Blood Vessels Structure and Function

Arteries: these carry blood from the heart under high pressure. They have thick outer walls and thick layers of muscle with elastic fibres. (Pearson, 2014). [2]

Veins: these work under low pressure and have thin walls and thin la

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