Question 1

In animals,the excretory system controls the _______,composition,and concentration of the _______.

Accepted Answer

A)  temperature;kidney cells 
B)  volume;intracellular fluids 
C)  osmotic pressure;intracellular fluids 
D)  temperature;blood plasma 
E)  volume;intercellular fluids 
A)  temperature;kidney cells 
B)  volume;intracellular fluids 
C)  osmotic pressure;intracellular fluids 
D)  temperature;blood plasma 
E)  volume;intercellular fluids

Question 2

Which animals can produce urine that is more concentrated than their body fluids?

Accepted Answer

A)  Mammals 
B)  Catfish 
C)  Crocodiles 
D)  Frogs 
E)  Sharks 
A)  Mammals 
B)  Catfish 
C)  Crocodiles 
D)  Frogs 
E)  Sharks

Question 3

The excretion of nitrogenous wastes

Accepted Answer

A)  by humans is primarily in the form of urea. 
B)  by non-avian reptiles is never in the form of uric acid. 
C)  by marine fishes is mostly in the form of urea. 
D)  does not contribute to the osmolarity of the urine. 
E)  requires more water if the waste product is uric acid,which is poorly soluble. 
A)  by humans is primarily in the form of urea. 
B)  by non-avian reptiles is never in the form of uric acid. 
C)  by marine fishes is mostly in the form of urea. 
D)  does not contribute to the osmolarity of the urine. 
E)  requires more water if the waste product is uric acid,which is poorly soluble.

Question 4

Which structure is not part of a mammalian nephron?

Accepted Answer

A)  Proximal convoluted tubule 
B)  Collecting duct 
C)  Distal convoluted tubule 
D)  Glomerulus 
E)  Bowman's capsule 
A)  Proximal convoluted tubule 
B)  Collecting duct 
C)  Distal convoluted tubule 
D)  Glomerulus 
E)  Bowman's capsule

Question 5

Which aqueous solution has the highest osmotic pressure?

Accepted Answer

A)  0.10 M NaCl 
B)  0.03 M KCl 
C)  0.10 M glucose 
D)  0.05 M CaCl2 
E)  0.15 M glucose 
A)  0.10 M NaCl 
B)  0.03 M KCl 
C)  0.10 M glucose 
D)  0.05 M CaCl2 
E)  0.15 M glucose

Exam 36: Water and Salts: Excretion

In animals,the excretory system controls the _______,composition,and concentration of the _______.

Which animals can produce urine that is more concentrated than their body fluids?

The excretion of nitrogenous wastes

Which structure is not part of a mammalian nephron?

Which aqueous solution has the highest osmotic pressure?

Introduction

The Chemistry and Energy of Life

Nucleic Acids, Proteins, and Enzymes

Cells: the Working Units of Life

Cell Membranes and Signaling

Pathways That Harvest and Store Chemical Energy

The Cell Cycle and Cell Division

Inheritance, Genes, and Chromosomes

DNA and Its Role in Heredity

From Dna to Protein: Gene Expression

Regulation of Gene Expression

Genomes

Biotechnology

Genes, Development, and Evolution

Processes of Evolution

Reconstructing and Using Phylogenies

Speciation

The History of Life on Earth

Bacteria, Archaea, and Viruses

The Origin and Diversification of Eukaryotes

The Evolution of Plants

The Evolution and Diversity of Fungi

Animal Origins and Diversity

The Plant Body

Plant Nutrition and Transport

Plant Growth and Development

Reproduction of Flowering Plants

Plants in the Environment

Fundamentals of Animal Function

Nutrition and Digestion

Breathing

Circulation

Muscle and Movement

Neurons, Sense Organs, and Nervous Systems

Nervous and Endocrine Control

Animal Reproduction

Animal Development

Immunology: Animal Defense Systems

Animal Behavior

The Distribution of Earths Ecological Systems

Populations

Ecological and Evolutionary Consequences of Interactions Within and Among Species

Ecological Communities

The Global Ecosystem

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In animals,the excretory system controls the _,composition,and concentration of the _.