Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Transcribed Image Text:8:35 AM Fri May 21
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Question 13
Living organisms require energy for
All of the answer choices are correct.
O mechanical work.
O chemical work.
O transport work.
Question 14
The energy driving substance in soft drinks is caffeine.
O true
O false
Question 15
In the small intestines, the role of the lacteals is to absorb
O oxygen
O undigested nutrients
O fat-soluble nutrients
O water-soluble nutrients

Transcribed Image Text:AM Fri May 21
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Coenzymes function to
O denature the enzyme, stopping the chemical reaction from occurring.
interact directly with enzymes, either enabling the reaction to occur or making the substrate-enzyme
interaction more efficient.
O change the shape of enzymes, allowing different additional substrates to bind.
O dilate blood vessels, allowing more blood to flow, allowing more substrate to reach enzymes.
O absorb excess hydrogen and hydroxide ions, keeping the pH relatively stable, so that reactions can occur most
efficiently.
Question 11
1
In the digestive system, which major organ starts the breakdown of proteins?
O Mouth
O Large intestines
O Small intestines
O Stomach
O Esophagus
Question 12
energy is energy found in the bonds of ingested nutrients.
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