Final answer:
Marasmus is a severe undernutrition syndrome caused by extremely low intakes of food energy. It leads to wasting, low body temperature, anemia, dehydration, weak pulse, and cold extremities.
Step-by-step explanation:
Marasmus is a severe undernutrition syndrome caused by extremely low intakes of food energy. It is characterized by wasting, low body temperature, anemia, dehydration, weak pulse, and cold extremities. The condition occurs when there is a lack of calories and nutrients in the diet, resulting in a weakened and emaciated state.
Example: A baby who does not receive enough calories can develop marasmus and become thin and frail, with dry and crinkled skin.