18 Questions
What effect does adrenaline have on the stomach and intestinal muscles?
Decreases blood flow and relaxes muscles
What is the role of intrinsic nerve regulators in the digestive system?
To release enzymes for food processing
What is tooth decay caused by?
Acids leaking into the pits of the dentin layer
What is a symptom of gingivitis?
Red and swollen gums that bleed upon brushing
What is a characteristic of constipation?
Infrequent and dry stools
What is the opposite of constipation?
Diarrhea
What is the primary function of gastrin in the digestive system?
Stimulating the production of hydrochloric acid
What is the main role of the circulatory system in the digestive process?
Supplying oxygenated blood to the digestive organs
What is the primary function of the liver in the digestive system?
Removing waste products from the blood
What is the role of acetylcholine in the digestive system?
Regulating the contraction of smooth muscles
What is the role of the nervous system in the digestive process?
Providing the building blocks for neurotransmitters
What is the role of cholecystokinin in the digestive system?
Stimulating the production of pancreatic juices
What is responsible for Vitamin D synthesis in human skin?
Exposure to sunlight
What percentage of blood pumped by the heart goes to the digestive system?
30 percent
What is the role of the circulatory system in the digestive system?
Transporting absorbed nutrients to other organs
What is the role of the nervous system in the digestive system?
Regulating peristalsis and mass movements
What is the role of the excretory system in the digestive system?
Moving feces into the rectum
What is aided by vitamin D in the digestive system?
Calcium absorption
Test your knowledge of the circulatory and digestive systems, including the transportation of nutrients and waste, and the roles of the liver and kidneys.
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