Final answer:
The statement is true; systemic infections can cause generalized symptoms such as fatigue, fever, and vomiting, while localized infections often present with redness, swelling, and warmth due to inflammation.
Step-by-step explanation:
The statement that fatigue, malaise, fever, and vomiting are the generalized symptoms of systemic infections is true. These symptoms occur when an infection becomes disseminated throughout the body, as is the case with systemic infections. Furthermore, localized infections can indeed be assessed by symptoms such as redness, warmth, and swelling. These are signs of inflammation and occur due to the body's immune response, which includes increased blood flow and the movement of leukocytes to the site of infection.
Localized inflammation of the gastrointestinal (GI) tract can lead to conditions like gastritis, enteritis, and gastroenteritis, among others. Systemic symptoms like fever can also accompany these localized inflammations as the body's immune system engages to fight the infection. Recognizable signs of inflammation are redness, swelling, warmth, pain, and frequently some loss of function, which are known as the five cardinal signs of inflammation.