Question 1

The urinary bladder, identified as ____ in the accompanying diagram, is separated from the ____ by a sphincter.

Accepted Answer

A)  A; ureter 
B)  C; ureter 
C)  A; urethra 
D)  C; urethra 
A)  A; ureter 
B)  C; ureter 
C)  A; urethra 
D)  C; urethra

Question 2

The ____ is a flap-like structure that helps prevent food from entering the windpipe.

Accepted Answer

A)  uvula 
B)  pharynx 
C)  larynx 
D)  epiglottis 
E)  esophagus 
A)  uvula 
B)  pharynx 
C)  larynx 
D)  epiglottis 
E)  esophagus

Question 3

Overstuffed adipose cells harm organs by ____.

Accepted Answer

A)  overfilling body cavities 
B)  storing hazardous chemicals 
C)  inducing a chronic inflammation response 
D)  becoming cancer cells 
E)  reducing oxygen flow 
A)  overfilling body cavities 
B)  storing hazardous chemicals 
C)  inducing a chronic inflammation response 
D)  becoming cancer cells 
E)  reducing oxygen flow

Question 4

Since 1980, the proportion of adults in the United States who are obese has ____.

Accepted Answer

A)  decreased by half 
B)  doubled 
C)  tripled 
D)  decreased dramatically 
E)  stayed the same 
A)  decreased by half 
B)  doubled 
C)  tripled 
D)  decreased dramatically 
E)  stayed the same

Question 5

The first sphincter through which food passes is between the ____ and the ____.

Accepted Answer

A)  esophagus; stomach 
B)  pharynx; esophagus 
C)  stomach; small intestine 
D)  small intestine; large intestine 
E)  colon; rectum 
A)  esophagus; stomach 
B)  pharynx; esophagus 
C)  stomach; small intestine 
D)  small intestine; large intestine 
E)  colon; rectum

Question 6

Reabsorption of water and essential solutes occurs in the region labeled____.

Accepted Answer

A)  1 
B)  2 
C)  3 only 
D)  4 only 
E)  3 and 4 
A)  1 
B)  2 
C)  3 only 
D)  4 only 
E)  3 and 4

Question 7

The main enzyme produced in the saliva acts on ____.

Accepted Answer

A)  proteins 
B)  fats 
C)  carbohydrates 
D)  fats and carbohydrates 
E)  carbohydrates and proteins 
A)  proteins 
B)  fats 
C)  carbohydrates 
D)  fats and carbohydrates 
E)  carbohydrates and proteins

Question 8

The stomach____.

Accepted Answer

A)  is a nonelastic sac 
B)  secretes enzymes that begin to break down fats 
C)  secretes enzymes that begin to break down proteins 
D)  is surrounded by three layers of skeletal muscle 
E)  secretes enzymes that begin mechanical digestion 
A)  is a nonelastic sac 
B)  secretes enzymes that begin to break down fats 
C)  secretes enzymes that begin to break down proteins 
D)  is surrounded by three layers of skeletal muscle 
E)  secretes enzymes that begin mechanical digestion

Question 9

A person choking on a piece of food____.

Accepted Answer

A)  cannot talk, breathe, or cough 
B)  can cough but cannot breathe or talk 
C)  can talk and cough but is unable to breathe 
D)  can breathe through his or her nose if he or she remains calm 
E)  can breathe but cannot talk or cough 
A)  cannot talk, breathe, or cough 
B)  can cough but cannot breathe or talk 
C)  can talk and cough but is unable to breathe 
D)  can breathe through his or her nose if he or she remains calm 
E)  can breathe but cannot talk or cough

Question 10

A person chokes when food becomes lodged in the ____.

Accepted Answer

A)  esophagus 
B)  trachea 
C)  larynx 
D)  sinus 
E)  pharynx 
A)  esophagus 
B)  trachea 
C)  larynx 
D)  sinus 
E)  pharynx

Question 11

The longest segment of the gut is the____.

Accepted Answer

A)  cecum 
B)  small intestine 
C)  esophagus 
D)  colon 
E)  rectum 
A)  cecum 
B)  small intestine 
C)  esophagus 
D)  colon 
E)  rectum

Question 12

In vertebrates, the main function of the urinary system is to____.

Accepted Answer

A)  rid the body of excess water 
B)  rid the body of unwanted solutes 
C)  conserve excess water 
D)  rid the body of excess water and unwanted solutes 
E)  rid the body of solid wastes 
A)  rid the body of excess water 
B)  rid the body of unwanted solutes 
C)  conserve excess water 
D)  rid the body of excess water and unwanted solutes 
E)  rid the body of solid wastes

Question 13

The arrows in the given diagram are pointing to the ____.

Accepted Answer

A)  esophagus and small intestine 
B)  trachea and large intestine 
C)  sphincters at the top and bottom of the stomach 
D)  esophagus and pancreas 
E)  stomach 
A)  esophagus and small intestine 
B)  trachea and large intestine 
C)  sphincters at the top and bottom of the stomach 
D)  esophagus and pancreas 
E)  stomach

Question 14

Vitamins are ____.

Accepted Answer

A)  organic substances 
B)  inorganic substances 
C)  required in small amounts for normal metabolism 
D)  organic substances that are required in small amounts for normal metabolism 
E)  inorganic substances that are required in small amounts for normal metabolism 
A)  organic substances 
B)  inorganic substances 
C)  required in small amounts for normal metabolism 
D)  organic substances that are required in small amounts for normal metabolism 
E)  inorganic substances that are required in small amounts for normal metabolism

Exam 24: Digestion and Excretion

The urinary bladder, identified as ____ in the accompanying diagram, is separated from the ____ by a sphincter.

The ____ is a flap-like structure that helps prevent food from entering the windpipe.

Overstuffed adipose cells harm organs by ____.

Since 1980, the proportion of adults in the United States who are obese has ____.

The first sphincter through which food passes is between the ____ and the ____.

Reabsorption of water and essential solutes occurs in the region labeled____.

The main enzyme produced in the saliva acts on ____.

The stomach____.

A person choking on a piece of food____.

A person chokes when food becomes lodged in the ____.

The longest segment of the gut is the____.

In vertebrates, the main function of the urinary system is to____.

The arrows in the given diagram are pointing to the ____.

Vitamins are ____.

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Photosynthesis

Releasing Chemical Energy

Dna Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Prokaryotes, Protists, and Viruses

Plants and Fungi

Animal Evolution

Population Ecology

Communities and Ecosystems

The Biosphere and Human Effects

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Neural Control and the Senses

Endocrine Control

Animal Reproduction and Development

Plant Form and Function

Life Cycles of Flowering Plants

Filters

The urinary bladder, identified as in the accompanying diagram, is separated from the by a sphincter.

The first sphincter through which food passes is between the and the .