What systems work together during nutrition?
The digestive, respiratory, circulatory, and excretory systems
Everything we do requires:
energy
materials
nutrients
We get energy and materials from the
nutrients in our food
energy
digestive system
The process of breaking down food into nutrients that our body can use
excretory system
digestive system
respiratory system
circulatory system
It is the process of obtaining oxygen from the air. We need oxygen to get energy from food.
digestive system
excretory system
respiratory system
circulatory system
It is the process of transporting oxygen and nutrients around the body in the blood.
respiratory system
digestive system
excretory system
circulatory system
It is the process of eliminating the waste produced in our body during the nutrition process
excretory system
digestive system
circulatory system
respiratory system
The digestive system has two parts:
The digestive tract & The helper glands
Digestion and Absorption
The elimination of waste and the stomach
This is a long tube formed of the mouth, the pharynx, the oesophagus, stomach, small intestine, and large intestine.
The elimination of waste
the helper glands
the digestive tract
The digestion process has three phases:
mouth, pharynx, and oesophagus
digestion, absorption, and elimination of waste
Digestion begins in the ________ where our teeth break down food.
pharynx
stomach
mouth
oesophagus
While we chew, the food mixes with the saliva produced by
the stomach
the salivary glands
the pharynx
the small intestine
The bolus then reaches _____, which produces gastric juices
the small intestine
the pharynx
the salivary glands
the stomach
The chyme travels to the ________, which produces intestinal juices.
the pharynx
the small intestine
the salivary glands
the stomach
