Question 1

Which of the following is only partially reabsorbed in the proximal convoluted tubule?

Accepted Answer

A)  glucose 
B)  amino acids 
C)  sodium ions 
D)  vitamins 
E)  nutrients 
A)  glucose 
B)  amino acids 
C)  sodium ions 
D)  vitamins 
E)  nutrients

Question 2

The main osmoregulatory and excretory organ in most vertebrates is the:

Accepted Answer

A)  skin. 
B)  gill. 
C)  metanephridium. 
D)  lung. 
E)  kidney. 
A)  skin. 
B)  gill. 
C)  metanephridium. 
D)  lung. 
E)  kidney.

Question 3

MATCHING
Match the part of the human urinary system with its description.
a.Bowman's capsule
e.loop of Henle
b.collecting duct
f.proximal convoluted tubule
c.distal convoluted tubule
g.ureter
d.glomerulus
h.urethra
-What is meant by the counterflow of fluid through the limbs of the loop of Henle and what is its role in the normal function of a human kidney?

Accepted Answer

Concepts to Consider: The filtrate passi

Question 4

Figure 48-2
Use the figure to answer the corresponding question(s).  
-The main nitrogenous waste of freshwater fishes is:

Accepted Answer

A)  ammonia. 
B)  urea. 
C)  uric acid. 
D)  amino acids. 
E)  purines. 
A)  ammonia. 
B)  urea. 
C)  uric acid. 
D)  amino acids. 
E)  purines.

Question 5

What is the function of antidiuretic hormone?

Accepted Answer

A)  It increases the permeability of the collecting ducts to sodium so more is reabsorbed. 
B)  It causes a high volume of less concentrated urine to be produced. 
C)  It increases aldosterone secretion. 
D)  It decreases renin secretion. 
E)  It increases the permeability of the collecting ducts to water so more is reabsorbed. 
A)  It increases the permeability of the collecting ducts to sodium so more is reabsorbed. 
B)  It causes a high volume of less concentrated urine to be produced. 
C)  It increases aldosterone secretion. 
D)  It decreases renin secretion. 
E)  It increases the permeability of the collecting ducts to water so more is reabsorbed.

Question 6

Figure 48-2
Use the figure to answer the corresponding question(s).  
-In a freshwater environment, what is the function of the structure on Figure 48-2 labeled A?

Accepted Answer

A)  salt uptake 
B)  water gain by osmosis 
C)  drinking 
D)  removal of salts and nitrogenous wastes from the blood 
E)  release of nitrogenous wastes 
A)  salt uptake 
B)  water gain by osmosis 
C)  drinking 
D)  removal of salts and nitrogenous wastes from the blood 
E)  release of nitrogenous wastes

Question 7

MATCHING
Match the part of the human urinary system with its description.
a.Bowman's capsule
e.loop of Henle
b.collecting duct
f.proximal convoluted tubule
c.distal convoluted tubule
g.ureter
d.glomerulus
h.urethra
-the first part of the nephron to receive filtrate

Accepted Answer

The answer of MATCHING
Match the part of the human urinary...

Question 8

Figure 48-1
Use the figure to answer the corresponding question(s).  
-Which nitrogenous waste product would be least toxic to an embryo developing in the aqueous environment found inside a shelled egg?

Accepted Answer

A)  ammonia 
B)  urea 
C)  uric acid 
D)  amino acids 
E)  purines 
A)  ammonia 
B)  urea 
C)  uric acid 
D)  amino acids 
E)  purines

Question 9

Filtrate flows from the proximal convoluted tubule directly into the distal convoluted tubule.
____________________

Accepted Answer

A) True 
 B)False

Question 10

When you drink a large volume of water, the release of __________ by the pituitary gland __________.

Accepted Answer

A)  aldosterone; increases 
B)  aldosterone; decreases 
C)  ADH; increases 
D)  ADH; decreases 
E)  ANP; increases 
A)  aldosterone; increases 
B)  aldosterone; decreases 
C)  ADH; increases 
D)  ADH; decreases 
E)  ANP; increases

Question 11

Figure 48-2
Use the figure to answer the corresponding question(s).  
-In a marine environment, what is the function of the structure on Figure 48-2 labeled A?

Accepted Answer

A)  salt excretion 
B)  water gain by osmosis 
C)  drinking 
D)  removal of salts and nitrogenous wastes from the blood 
E)  release of nitrogenous wastes 
A)  salt excretion 
B)  water gain by osmosis 
C)  drinking 
D)  removal of salts and nitrogenous wastes from the blood 
E)  release of nitrogenous wastes

Question 12

MATCHING
Match the part of the human urinary system with its description.
a.Bowman's capsule
e.loop of Henle
b.collecting duct
f.proximal convoluted tubule
c.distal convoluted tubule
g.ureter
d.glomerulus
h.urethra
-most of the secretion occurs as the filtrate passes through this structure

Accepted Answer

The answer of MATCHING
Match the part of the human urinary...

Question 13

MATCHING
Match the part of the human urinary system with its description.
a.Bowman's capsule
e.loop of Henle
b.collecting duct
f.proximal convoluted tubule
c.distal convoluted tubule
g.ureter
d.glomerulus
h.urethra
-has an ascending limb and a descending limb

Accepted Answer

The answer of MATCHING
Match the part of the human urinary...

Question 14

Secretion occurs mainly in the:

Accepted Answer

A)  distal convoluted tubule. 
B)  loop of Henle. 
C)  proximal convoluted tubule. 
D)  collecting duct. 
E)  glomerulus. 
A)  distal convoluted tubule. 
B)  loop of Henle. 
C)  proximal convoluted tubule. 
D)  collecting duct. 
E)  glomerulus.

Exam 48: Osmoregulation and Disposal of Metabolic Wastes

Which of the following is only partially reabsorbed in the proximal convoluted tubule?

The main osmoregulatory and excretory organ in most vertebrates is the:

Figure 48-2 Use the figure to answer the corresponding question(s). -The main nitrogenous waste of freshwater fishes is:

What is the function of antidiuretic hormone?

Figure 48-2 Use the figure to answer the corresponding question(s). -In a freshwater environment, what is the function of the structure on Figure 48-2 labeled A?

MATCHING Match the part of the human urinary system with its description. a.Bowman's capsule e.loop of Henle b.collecting duct f.proximal convoluted tubule c.distal convoluted tubule g.ureter d.glomerulus h.urethra -the first part of the nephron to receive filtrate

Figure 48-1 Use the figure to answer the corresponding question(s). -Which nitrogenous waste product would be least toxic to an embryo developing in the aqueous environment found inside a shelled egg?

Filtrate flows from the proximal convoluted tubule directly into the distal convoluted tubule. ____________________

When you drink a large volume of water, the release of __________ by the pituitary gland __________.

Figure 48-2 Use the figure to answer the corresponding question(s). -In a marine environment, what is the function of the structure on Figure 48-2 labeled A?

MATCHING Match the part of the human urinary system with its description. a.Bowman's capsule e.loop of Henle b.collecting duct f.proximal convoluted tubule c.distal convoluted tubule g.ureter d.glomerulus h.urethra -most of the secretion occurs as the filtrate passes through this structure

MATCHING Match the part of the human urinary system with its description. a.Bowman's capsule e.loop of Henle b.collecting duct f.proximal convoluted tubule c.distal convoluted tubule g.ureter d.glomerulus h.urethra -has an ascending limb and a descending limb

Secretion occurs mainly in the:

A View of Life

Atoms and Molecules: the Chemical Basis of Life

The Chemistry of Life: Organic Compounds

Organization of the Cell

Biological Membranes

Cell Communication

Energy and Metabolism

How Cells Make Atp: Energy-Releasing Pathways

Photosynthesis: Capturing Light Energy

Chromosomes, Mitosis, and Meiosis

The Basic Principles of Heredity

Dna: the Carrier of Genetic Information

Gene Expression

Gene Regulation

Dna Technology and Genomics

Human Genetics and the Human Genome

Developmental Genetics

Introduction to Darwinian Evolution

Evolutionary Change in Populations

Speciation and Macroevolution

The Origin and Evolutionary History of Life

The Evolution of Primates

Understanding Diversity: Systematics

Viruses and Subviral Agents

Bacteria and Archaea

Protists

Seedless Plants

Seed Plants

The Fungi

An Introduction to Animal Diversity

Sponges, Cnidarians, Ctenophores, and Protostomes

The Deuterostomes

Plant Structure, Growth, and Development

Leaf Structure and Function

Stem Structure and Transport

Roots and Mineral Nutrition

Reproduction in Flowering Plants

Plant Developmental Responses to External and Internal Signals

Animal Structure and Function: an Introduction

Protection, Support, and Movement

Neural Signaling

Neural Regulation

Sensory Systems

Internal Transport

The Immune System: Internal Defense

Gas Exchange

Processing Food and Nutrition

Endocrine Regulation

Reproduction

Animal Development

Animal Behavior

Introduction to Ecology: Population Ecology

Community Ecology

Ecosystems and the Biosphere

Ecology and the Geography of Life

Biological Diversity and Conservation Biology

Filters

When you drink a large volume of water, the release of by the pituitary gland .