QUIZ1. The Human Digestive System (DARWIN)

Rhythm-like smooth muscle contractions in the walls of the GI tract?

• De-glutition
• Reverse Peristalsis
• Peristalsis
• Cardiac activity

What is the function of the digestive system?

• to break down and absorb nutrients
• to support and protect our bodies
• to produce vitamin D
• to help us move

The diagram represents a portion of a human body. The principal function of structure X  is to

• produce salivary enzyme
• produce sex hormone
• absorb water and waste removal
• absorb nutrients

Choking on food is most likely caused by an interference with the proper functioning of the

• diaphragm
• nasal cavity
• bronchial tubes
• epiglottis

The diagram represents human digestive system. From which structure are glucose and amino acids normally absorbed into the circulatory system?

• F - Large Intestine
• H - Liver
• C - Stomach
• E - Small Intestine

Look at the diagram. In which structure does the initial digestion of carbohydrates occur?

• A - Mouth
• E - Small Intestine
• C - Stomach
• D - Pancreas

Bile is a secretion which aids in the digestion of

• Fats (Lipids) and Protein
• Sugars
• Starch

Which structures secrete chemicals utilized for the completion of digestion within the small intestine?

• Liver and pancreas
• glomerulus and villi
• esophagus and alveoli
• gallbladder and pharynx

In the image what numbers are a part of the digestive tract?

• 1, 2, 3, 5
• 2, 3, 5
• 1, 2, 6, 4

Which structure represented in the diagram below absorbs most of the fatty acids and glycerol .This structure is present in 

• Stomach
• Mouth
• small intestine 
• large intestine