Why is it possible to swallow while standing on one's hands?
1. Valves in the digestive system keep food from moving backward.
2. Peristalsis pushes food along the digestive tract in the right direction.
3. Bacteria clog the digestive tube and prevent food from moving in the wrong direction.
4. A wave of muscle contractions called emulsification prevents food from moving backward.
Answers (1)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “Why is it possible to swallow while standing on one's hands? 1. Valves in the digestive system keep food from moving backward. 2. ...” in 📗 Biology if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers
You Might be Interested in
Physiologically speaking all sharks share certain characteristics. Outline these characteristics and state, if any, exceptions exist.
Answers (1)
Which is characterized by an absence of jaws? Lamprey Trout Sea horse
Answers (1)
Imprinting is a type of behavior, A Inherited B Learned C reflex D instinct
Answers (2)
Of zinc gluconate for the management of common cold symptoms?
Answers (1)
Which type of energy is provided by protein macromolecules?
Answers (1)
New Questions in Biology
Advantages and disadvantages of amniocentesis
Answers (1)
Physical properties are those that an object or trace evidence has with just its physical existence, without altering it in any way with chemicals.
Answers (1)
According to cell theory, which of the following are made of cells? Check all that apply flowers rocks blood water bactena sugar skin
Answers (1)
How does armillaria affect agricultural practices?
Answers (1)
List 4 piece's of evidence that support the theory plate tectonics
Answers (1)