Question 1

Deamination is a process that removes:

Accepted Answer

A)  the amino group from amino acids. 
B)  the amino group from nucleic acids. 
C)  amines from the bloodstream. 
D)  amines from nucleic acids. 
E)  ammonia from blood. 
A)  the amino group from amino acids. 
B)  the amino group from nucleic acids. 
C)  amines from the bloodstream. 
D)  amines from nucleic acids. 
E)  ammonia from blood.

Question 2

Filtration slits are located between adjacent podocytes .

Accepted Answer

A) True 
 B)False

Question 3

Match between columns
                        Premises: compounds that form ions in solution

Accepted Answer

The Answer of excretion and interstitial fluid and osmoregulators and is...

Question 4

Figure 48-3   Refer to the accompanying figure. In which region will the osmolality of the filtrate be at the lowest value?

Accepted Answer

A)  3 
B)  5 
C)  6 
D)  9 
E)  10 
A)  3 
B)  5 
C)  6 
D)  9 
E)  10

Question 5

Trace the flow of urine through the following structures.
1) bladder
2) renal papilla
3) ureter
4) renal pelvis
5) urethra

Accepted Answer

A)  4 → 2 → 5 → 1 → 3 
B)  1 → 2 → 4 → 3 → 5 
C)  2 → 4 → 3 → 1 → 5 
D)  2 → 1 → 4 → 3 → 5 
E)  4 → 1 → 2 → 3 → 5 
A)  4 → 2 → 5 → 1 → 3 
B)  1 → 2 → 4 → 3 → 5 
C)  2 → 4 → 3 → 1 → 5 
D)  2 → 1 → 4 → 3 → 5 
E)  4 → 1 → 2 → 3 → 5

Question 6

Match between columns
                        Premises: insects and spiders

Accepted Answer

The Answer of protonephridia and metanephridia and Malpighian tubules and is...

Question 7

Match between columns
                        Premises: a mass of capillaries

Accepted Answer

The Answer of urethra and collecting duct and glomerulus and is...

Question 8

Marine cartilaginous fishes overcome water loss to their environments by:

Accepted Answer

A)  having specialized chloride cells in their gills that prevent water loss. 
B)  having specialized chloride cells in their gills that continuously excrete salts. 
C)  storing urea in their body fluids, which causes them to be hypertonic to seawater. 
D)  producing very small quantities of urine. 
E)  drinking large quantities of freshwater. 
A)  having specialized chloride cells in their gills that prevent water loss. 
B)  having specialized chloride cells in their gills that continuously excrete salts. 
C)  storing urea in their body fluids, which causes them to be hypertonic to seawater. 
D)  producing very small quantities of urine. 
E)  drinking large quantities of freshwater.

Question 9

Which portion of the renal tubule empties directly into the collecting duct?

Accepted Answer

A)  Bowman's capsule 
B)  distal convoluted tubule 
C)  proximal convoluted tubule 
D)  descending loop of Henle 
E)  ascending loop of Henle 
A)  Bowman's capsule 
B)  distal convoluted tubule 
C)  proximal convoluted tubule 
D)  descending loop of Henle 
E)  ascending loop of Henle

Question 10

Match between columns
                        Premises: lancelets

Accepted Answer

The Answer of nephridia and protonephridia and metanephridia and Malpighian is...

Question 11

Figure 48-3   Refer to the accompanying figure. Antidiuretic hormone has its effects along the region labeled as:

Accepted Answer

A)  6. 
B)  7. 
C)  8. 
D)  9. 
E)  10. 
A)  6. 
B)  7. 
C)  8. 
D)  9. 
E)  10.

Question 12

Match between columns
                        Premises: the main function of this structure is to set up a salt concentration gradient

Accepted Answer

The Answer of ureter and urethra and glomerulus and Bowman's is...

Question 13

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 14

Figure 48-3   Refer to the accompanying figure. Reabsorption of water occurs at the point(s) labeled as:

Accepted Answer

A)  3 and 9. 
B)  5 and 8. 
C)  6 and 10. 
D)  8 and 10. 
E)  only 10. 
A)  3 and 9. 
B)  5 and 8. 
C)  6 and 10. 
D)  8 and 10. 
E)  only 10.

Question 15

One of the direct products of deamination is urea .

Accepted Answer

A) True 
 B)False

Question 16

Freshwater fishes excrete most of their nitrogenous wastes through the kidneys .

Accepted Answer

A) True 
 B)False

Question 17

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

Accepted Answer

A) True 
 B)False

Question 18

Match between columns
                        Premises: most of the reabsorption occurs as the filtrate passes through this structure

Accepted Answer

The Answer of loop of Henle and glomerulus and Bowman's is...

Question 19

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 20

Compare and contrast osmoregulation of freshwater fish and marine fish.

Accepted Answer

Freshwater fishes live in a hypotonic en

Exam 48: Osmoregulation and Disposal of Metabolic Wastes

Deamination is a process that removes:

Filtration slits are located between adjacent podocytes .

Figure 48-3 Refer to the accompanying figure. In which region will the osmolality of the filtrate be at the lowest value?

Trace the flow of urine through the following structures. 1) bladder 2) renal papilla 3) ureter 4) renal pelvis 5) urethra

Marine cartilaginous fishes overcome water loss to their environments by:

Which portion of the renal tubule empties directly into the collecting duct?

Figure 48-3 Refer to the accompanying figure. Antidiuretic hormone has its effects along the region labeled as:

The main nitrogenous waste of freshwater fishes is:

Figure 48-3 Refer to the accompanying figure. Reabsorption of water occurs at the point(s) labeled as:

One of the direct products of deamination is urea .

Freshwater fishes excrete most of their nitrogenous wastes through the kidneys .

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

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

Compare and contrast osmoregulation of freshwater fish and marine fish.

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

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