Sophia - Human Biology - Unit 5 Challenge 4
1 — Digestion
Identify the parts of the digestive system and the roles they play.
Which part of the digestive system stores food to mechanically and chemically
break it down?
a.) Stomach
b.) Large intestine
c.) Small intestine
d.) Esophagus
2 — The Alimentary Canal
Identify the parts of the alimentary canal and the roles they play.
The alimentary canal is another name for what?
a.) The esophagus
b.) The small intestine
c.) The whole digestive tract
d.) The space inside the ribcage
3 — Chewing and Swallowing
Determine the elements of chewing and swallowing and their roles in digestion.
Which of the following helps with the chemical digestion of food before it reaches
the stomach?
a.) Saliva
b.) Teeth
c.) Bolus
d.) Chyme
4 — Stomach
Understand the stomach and the role it plays in digestion.
What is chyme?
a.) Rhythmic contractions of the stomach that play a role in mechanical digestion
b.) An enzyme in the gastric juices that helps with the chemical digestion of food in the
stomach
c.) The paste-like mixture of partially digested food and gastric juices that enters the small
intestine from the stomach
d.) The ball of chewed food that enters the stomach from the esophagus
1 — Digestion
Identify the parts of the digestive system and the roles they play.
Which part of the digestive system stores food to mechanically and chemically
break it down?
a.) Stomach
b.) Large intestine
c.) Small intestine
d.) Esophagus
2 — The Alimentary Canal
Identify the parts of the alimentary canal and the roles they play.
The alimentary canal is another name for what?
a.) The esophagus
b.) The small intestine
c.) The whole digestive tract
d.) The space inside the ribcage
3 — Chewing and Swallowing
Determine the elements of chewing and swallowing and their roles in digestion.
Which of the following helps with the chemical digestion of food before it reaches
the stomach?
a.) Saliva
b.) Teeth
c.) Bolus
d.) Chyme
4 — Stomach
Understand the stomach and the role it plays in digestion.
What is chyme?
a.) Rhythmic contractions of the stomach that play a role in mechanical digestion
b.) An enzyme in the gastric juices that helps with the chemical digestion of food in the
stomach
c.) The paste-like mixture of partially digested food and gastric juices that enters the small
intestine from the stomach
d.) The ball of chewed food that enters the stomach from the esophagus
