Question 1

If you observed a group of animals for several weeks and only saw them eat dead and decaying matter,you would call them

Accepted Answer

A)  omnivores. 
B)  carnivores. 
C)  detritivores. 
D)  herbivores. 
E)  insectivores. 
A)  omnivores. 
B)  carnivores. 
C)  detritivores. 
D)  herbivores. 
E)  insectivores.

Question 2

If you saw a child with bent,bowed legs,what disease would you suspect the child had?

Accepted Answer

A)  rickets 
B)  scurvy 
C)  beriberi 
D)  pellagra 
E)  anemia 
A)  rickets 
B)  scurvy 
C)  beriberi 
D)  pellagra 
E)  anemia

Question 3

The muscular tube leading from the pharynx to the stomach is the

Accepted Answer

A)  larynx. 
B)  trachea. 
C)  esophagus. 
D)  glottis. 
E)  bronchus. 
A)  larynx. 
B)  trachea. 
C)  esophagus. 
D)  glottis. 
E)  bronchus.

Question 4

You are given a newly discovered organism and are asked to help classify it.You note only one opening to the digestive tract,and microscopic examination shows it to be multicellular and lacking chloroplasts.You therefore call it

Accepted Answer

A)  heterotrophic, with an incomplete digestive tract. 
B)  autotrophi, with an incomplete digestive tract 
C)  heterotrophic, with a complete digestive tract. 
D)  heterotrophic, with a complete digestive tract 
E)  None of the answer choices are correct. 
A)  heterotrophic, with an incomplete digestive tract. 
B)  autotrophi, with an incomplete digestive tract 
C)  heterotrophic, with a complete digestive tract. 
D)  heterotrophic, with a complete digestive tract 
E)  None of the answer choices are correct.

Question 5

Which organ or structure helps with digestion without being part of the human alimentary canal?

Accepted Answer

A)  esophagus 
B)  mouth 
C)  liver 
D)  stomach 
E)  small intestine 
A)  esophagus 
B)  mouth 
C)  liver 
D)  stomach 
E)  small intestine

Question 6

Animals that eat only plants are

Accepted Answer

A)  omnivores. 
B)  herbivores. 
C)  carnivores. 
D)  detritivores. 
E)  insectivores. 
A)  omnivores. 
B)  herbivores. 
C)  carnivores. 
D)  detritivores. 
E)  insectivores.

Question 7

Teeth are mineralized structures for holding and breaking up food.

Accepted Answer

A) True 
 B)False

Question 8

An ectotherm with a complete digestive tract might eat infrequently,eliminating from a different place from the one where it ingested.

Accepted Answer

A) True 
 B)False

Question 9

Larger animals generally need more energy and building blocks than do smaller animals.

Accepted Answer

A) True 
 B)False

Question 10

The semifluid mass of food and gastric juice in the human stomach is termed

Accepted Answer

A)  feces. 
B)  chyme. 
C)  glottis. 
D)  cud. 
E)  mash. 
A)  feces. 
B)  chyme. 
C)  glottis. 
D)  cud. 
E)  mash.

Question 11

The energy needed to raise 1 kilogram of water from 14.5oC 15.5oC under controlled conditions is

Accepted Answer

A)  1 kilocalorie. 
B)  1 calorie. 
C)  1 joule. 
D)  1 erg. 
E)  1 gram. 
A)  1 kilocalorie. 
B)  1 calorie. 
C)  1 joule. 
D)  1 erg. 
E)  1 gram.

Question 12

In herbivores,the cecum is small because the food they ingest is easily digested.

Accepted Answer

A) True 
 B)False

Question 13

If your professor told you that next class would include a display of a cage of live animals which ate both plant and animal material,you would expect to see a cage full of

Accepted Answer

A)  carnivores. 
B)  herbivores. 
C)  detritivores. 
D)  omnivores. 
E)  insectivores. 
A)  carnivores. 
B)  herbivores. 
C)  detritivores. 
D)  omnivores. 
E)  insectivores.

Question 14

Morbid obesity is defined as having a BMI (body mass index)of at least

Accepted Answer

A)  10-15. 
B)  40. 
C)  20. 
D)  25. 
E)  30. 
A)  10-15. 
B)  40. 
C)  20. 
D)  25. 
E)  30.

Question 15

If you wanted to treat a patient who could not digest fats due to a metabolic mutation,you might want to find a way to enhance their digestive tract with

Accepted Answer

A)  lactase. 
B)  amylase. 
C)  pepsin. 
D)  lipase. 
E)  bile. 
A)  lactase. 
B)  amylase. 
C)  pepsin. 
D)  lipase. 
E)  bile.

Question 16

Animals that hunt and eat essentially only other animals are

Accepted Answer

A)  omnivores. 
B)  carnivores. 
C)  herbivores. 
D)  detritivores. 
E)  folivores. 
A)  omnivores. 
B)  carnivores. 
C)  herbivores. 
D)  detritivores. 
E)  folivores.

Question 17

If you were to use a drug to paralyze jaw muscles,what would happen to digestion?

Accepted Answer

A)  Mechanical digestion would be inhibited since the jaws could not drive the breakdown of food by teeth. 
B)  The secretion of amylase would be inhbited since muscles could not work. 
C)  Peristalsis would stop. 
D)  Lipase would not be added to food. 
E)  None of the answer choices are correct. 
A)  Mechanical digestion would be inhibited since the jaws could not drive the breakdown of food by teeth. 
B)  The secretion of amylase would be inhbited since muscles could not work. 
C)  Peristalsis would stop. 
D)  Lipase would not be added to food. 
E)  None of the answer choices are correct.

Question 18

Spadefoot toads show phenotypic plasticity for what digestive trait?

Accepted Answer

A)  intestine length 
B)  liver weight 
C)  stomach size 
D)  sphincter tightness 
E)  number of teeth 
A)  intestine length 
B)  liver weight 
C)  stomach size 
D)  sphincter tightness 
E)  number of teeth

Question 19

If the side effect of a drug was to disrupt homeostasis of vitamin C,leading to its premature breakdown and insufficent concentration,scurvy could result.

Accepted Answer

A) True 
 B)False

Question 20

The pyloric sphincter lies between the small intestine and large intestine,thereby controlling the movement of food into the large intestine.

Accepted Answer

A) True 
 B)False

Exam 32: Digestion and Nutrition

If you observed a group of animals for several weeks and only saw them eat dead and decaying matter,you would call them

If you saw a child with bent,bowed legs,what disease would you suspect the child had?

The muscular tube leading from the pharynx to the stomach is the

You are given a newly discovered organism and are asked to help classify it.You note only one opening to the digestive tract,and microscopic examination shows it to be multicellular and lacking chloroplasts.You therefore call it

Which organ or structure helps with digestion without being part of the human alimentary canal?

Animals that eat only plants are

Teeth are mineralized structures for holding and breaking up food.

An ectotherm with a complete digestive tract might eat infrequently,eliminating from a different place from the one where it ingested.

Larger animals generally need more energy and building blocks than do smaller animals.

The semifluid mass of food and gastric juice in the human stomach is termed

The energy needed to raise 1 kilogram of water from 14.5oC 15.5oC under controlled conditions is

In herbivores,the cecum is small because the food they ingest is easily digested.

If your professor told you that next class would include a display of a cage of live animals which ate both plant and animal material,you would expect to see a cage full of

Morbid obesity is defined as having a BMI (body mass index)of at least

If you wanted to treat a patient who could not digest fats due to a metabolic mutation,you might want to find a way to enhance their digestive tract with

Animals that hunt and eat essentially only other animals are

If you were to use a drug to paralyze jaw muscles,what would happen to digestion?

Spadefoot toads show phenotypic plasticity for what digestive trait?

If the side effect of a drug was to disrupt homeostasis of vitamin C,leading to its premature breakdown and insufficent concentration,scurvy could result.

The pyloric sphincter lies between the small intestine and large intestine,thereby controlling the movement of food into the large intestine.

The Scientific Study of Life

The Chemistry of Life

Cell Structure and Function

The Energy of Life

Photosynthesis

How Cells Release Energy

DNA Structure and Gene Function

DNA Replication, mitosis, and the Cell Cycle

Sexual Reproduction and Meiosis

Patterns of Inheritance

DNA Technology

The Forces of Evolutionary Change

Evidence of Evolution

Speciation and Extinction

The Origin and History of Life

Viruses

Bacteria and Archaea

Protists

Plants

Fungi

Animals

Plant Form and Function

Plant Nutrition and Transport

Reproduction and Development of Flowering Plants

Animal Tissues and Organ Systems

The Nervous System

The Senses

The Endocrine System

The Skeletal and Muscular Systems

The Circulatory System

The Respiratory System

Regulation of Temperature and Body Fluids

The Immune System

Animal Reproduction and Development

Animal Behavior

Population Ecology

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The energy needed to raise 1 kilogram of water from 14.5^oC 15.5^oC under controlled conditions is