20 Questions
Which division of the nervous system helps to regulate the digestive process?
Enteric division
How does the endocrine system regulate digestion?
By releasing and transporting hormones
What happens when food reaches the stomach?
The stomach expands and releases gastrin hormone
What is chyme?
Partially digested food material
What is the main function of the enteric division of the nervous system?
To regulate the digestive process
How does the enteric division of the nervous system regulate the digestive process?
By coordinating muscle contractions
What is the role of gastrin hormone in digestion?
To increase stomach acid production
How does the endocrine system regulate digestion?
By releasing hormones that stimulate or inhibit digestive processes
What is the function of the minimum metabolic rate?
To maintain basic bodily functions at rest
What does the endocrine system release to regulate digestion?
Hormones
Which hormones are secreted by the duodenum to stimulate the secretion of digestive enzymes and bile?
CCK and secretin
What is the function of secretin in the pancreas?
To neutralize the acidic chyme
What happens when the chyme in the duodenum contains a high amount of fat?
CCK and secretin secretion is decreased
What determines an animal's nutritional needs?
Its metabolic rate
What is metabolic rate?
The rate at which an animal uses energy per unit of time
How can metabolic rate be determined?
By monitoring an animal's rate of heat loss
What is the primary source of energy loss in an animal's body?
Digestion and absorption of organic matter
What is the process of synthesizing complex molecules from simple substances called?
Anabolism
What are the main functions of an animal's bioenergetics?
Growth, storage, and reproduction
What is the term used to describe an animal's energy use per unit of time?
Metabolic rate
Test your knowledge on how feedback circuits regulate digestion, energy allocation, and appetite in animals. Explore topics such as digestion regulation, minimum metabolic rate, and energy storage. Find out how animals match their food intake and nutrient use to their circumstances and needs.
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