ABDOMINAL
GASTROINTESTINAL
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
|
Digestion
|
|
|
Absorption
|
|
|
Secretion
|
|
|
All are GI functions
|
Detailed explanation-1: -The principal functions of the gastrointestinal tract are to digest and absorb ingested nutrients, and to excrete waste products of digestion. Most nutrients are ingested in a form that is either too complex for absorption or insoluble, and therefore, indigestible or incapable of being digested.
Detailed explanation-2: -The correct option is A liver. The digestive system of humans consists of: The alimentary canal includes the buccal cavity, oesophagus, stomach, small intestine large intestine, rectum and anus. Whereas liver is an accessory glands which plays supportive role in the process of digestion.
Detailed explanation-3: -The functions of the gastrointestinal (GI) tract include digestion, absorption, excretion, and protection.