However the main function of the small intestine is the absorption of the small food particles resulting from digestion. It contains many villi which increase the surface area for absorption. The large intestine moves the material that has not been digested from the small intestine and absorbs water.
Respiratory failure caused by botulism can result in death. About 50 years ago half of all patients with botulism died, compared to just 8% today. Patients with severe symptoms may need a breathing machine, intensive medical and nursing care for several months. Fatigue and shortness of breath may linger for many years.
Infant botulism. If infant botulism is related to food, such as honey, problems generally begin within 18 to 36 hours after the toxin enters the baby's body. Signs and symptoms include: 1  Constipation (often the first sign). 2  Floppy movements due to muscle weakness and trouble controlling the head. 3  Weak cry. 4  Irritability.ut, the start of symptoms can range from a few hours to several days, depending on the amount of toxin ingested. Signs and symptoms of foodborne botulism include: 1  Difficulty swallowing or speaking. 2  Dry mouth. 3  Facial weakness on both sides of the face. 4  Blurred or double vision. 5  Drooping eyelids. 6  Trouble breathing.