o Functional Groups ï· Groups of atoms attached to the carbon backbone of organic molecules ï· Cause changes in physical characteristics and chemical properties o Hydroxyl ï· OH group o Carbonyl ï· C=O ï· Ketone located in a carbon chain ï· Aldehyde located on the end of a chain o Carboxyl ï· HO-C=O ï§ Tends to be acidic because the hydrogen dissociates and ...
Abdominal aortic aneurysm. The most common symptoms of abdominal aortic aneurysm include general abdominal (belly) pain or discomfort, which may come and go or be constant. Other symptoms include: Pain in the chest, abdomen, lower back, or flank (over the kidneys), possibly spreading to the groin, buttocks, or legs.
Signs and symptoms. A symptom is something the patient feels and reports, while a sign is something other people, such as the doctor detect. For example, pain may be a symptom while a rash may be a sign. Norovirus infection causes gastroenteritis-inflammation of the stomach and the small and large intestines. Norovirus infection signs and symptoms include: 1  Nausea-usually the first symptom. 2  Vomiting-sometimes violent and sudden. 3  Stomachache (abdominal pain). 4  Abdominal cramps. 5  Watery or loose diarrhea. 6  Weight loss.