Question 1

A hormone called __________ increases metabolic rate to help maintain homeostasis.

Accepted Answer

A) TS 
B) thyrotropin 
C) TR 
D) hypothalamine 
E) thyroxine 
A) TS 
B) thyrotropin 
C) TR 
D) hypothalamine 
E) thyroxine

Question 2

The pancreatic islets produce the hormones

Accepted Answer

A) oxytocin and calcitonin. 
B) insulin and glucagon. 
C) epinephrine and norepinephrine. 
D) aldosterone and calcitonin. 
E) calcitonin and somatostatin. 
A) oxytocin and calcitonin. 
B) insulin and glucagon. 
C) epinephrine and norepinephrine. 
D) aldosterone and calcitonin. 
E) calcitonin and somatostatin.

Question 3

Which hormone does the pineal gland produce?

Accepted Answer

A) leptin 
B) melatonin 
C) thymopoietin 
D) calcitonin 
E) somatostatin 
A) leptin 
B) melatonin 
C) thymopoietin 
D) calcitonin 
E) somatostatin

Question 4

Hormonal regulation in higher vertebrates is based primarily on

Accepted Answer

A) the medulla oblongata and the adrenal glands. 
B) the pancreas and the adrenal glands. 
C) the thalamus and the pineal gland. 
D) the hypothalamus and the pituitary gland. 
E) the pituitary and pineal glands. 
A) the medulla oblongata and the adrenal glands. 
B) the pancreas and the adrenal glands. 
C) the thalamus and the pineal gland. 
D) the hypothalamus and the pituitary gland. 
E) the pituitary and pineal glands.

Question 5

One function of oxytocin is to

Accepted Answer

A) stimulate the secretion of thyroxine. 
B) enhance breast development in females. 
C) trigger growth-related events. 
D) promote ejection of milk from the mammary glands. 
E) decrease urine output. 
A) stimulate the secretion of thyroxine. 
B) enhance breast development in females. 
C) trigger growth-related events. 
D) promote ejection of milk from the mammary glands. 
E) decrease urine output.

Question 6

Some scientists suggest that chemical messengers coordinating __________ may have initially evolved in single-celled organisms.

Accepted Answer

A) molting or regeneration 
B) regeneration or autotomy 
C) thermoregulation or growth 
D) reproduction or feeding 
E) reproduction or neoteny 
A) molting or regeneration 
B) regeneration or autotomy 
C) thermoregulation or growth 
D) reproduction or feeding 
E) reproduction or neoteny

Question 7

The __________ gland is located in the neck,anterior to the trachea.

Accepted Answer

A) pituitary 
B) thyroid 
C) adrenal 
D) pancreas 
E) pineal 
A) pituitary 
B) thyroid 
C) adrenal 
D) pancreas 
E) pineal

Question 8

What is the function of the hormone aldosterone?

Accepted Answer

A) regulates sodium and water balance 
B) maintains secondary sexual characteristics 
C) stimulates release of thyroid stimulating hormone (TSH) 
D) promotes erythrocyte production 
E) promotes spermatogenesis 
A) regulates sodium and water balance 
B) maintains secondary sexual characteristics 
C) stimulates release of thyroid stimulating hormone (TSH) 
D) promotes erythrocyte production 
E) promotes spermatogenesis

Question 9

A(n)__________ has receptors to which chemical messengers selectively bind or on which they have an effect.

Accepted Answer

A) pheromone 
B) hormone 
C) endocrine gland 
D) mitogen 
E) target cell 
A) pheromone 
B) hormone 
C) endocrine gland 
D) mitogen 
E) target cell

Question 10

Epinephrine and norepinephrine are secreted by

Accepted Answer

A) neurosecretory cells in the hypothalamus. 
B) cells of the adrenal cortex. 
C) neurosecretory cells in the adrenal medulla. 
D) cells of the adenohypophysis. 
E) cells of the zona fasiculata. 
A) neurosecretory cells in the hypothalamus. 
B) cells of the adrenal cortex. 
C) neurosecretory cells in the adrenal medulla. 
D) cells of the adenohypophysis. 
E) cells of the zona fasiculata.

Question 11

Cortisol is produced by the

Accepted Answer

A) testes. 
B) ovaries. 
C) heart. 
D) adrenal gland. 
E) thymus gland. 
A) testes. 
B) ovaries. 
C) heart. 
D) adrenal gland. 
E) thymus gland.

Question 12

Mammary,salivary,and sweat glands are all examples of __________ glands.

Accepted Answer

A) exocrine 
B) ductless 
C) medullary 
D) cortical 
E) endocrine 
A) exocrine 
B) ductless 
C) medullary 
D) cortical 
E) endocrine

Exam 25: Communication II: the Endocrine System and Chemical Messengers

A hormone called __________ increases metabolic rate to help maintain homeostasis.

The pancreatic islets produce the hormones

Which hormone does the pineal gland produce?

Hormonal regulation in higher vertebrates is based primarily on

One function of oxytocin is to

Some scientists suggest that chemical messengers coordinating __________ may have initially evolved in single-celled organisms.

The __________ gland is located in the neck,anterior to the trachea.

What is the function of the hormone aldosterone?

A(n)__________ has receptors to which chemical messengers selectively bind or on which they have an effect.

Epinephrine and norepinephrine are secreted by

Cortisol is produced by the

Mammary,salivary,and sweat glands are all examples of __________ glands.

Zoology: an Evolutionary and Ecological Perspective

Cells, tissues, organs, and Organ Systems of Animals

Cell Division and Inheritance

Evolution: History and Evidence

Evolution and Gene Frequencies

Ecology: Preserving the Animal Kingdom

Animal Taxonomy, phylogeny, and Organization

Animal-Like Protists: the Protozoa

Multicellular and Tissue Levels of Organization

The Smaller Lophotrochozoan Phyla

Molluscan Success

Annelida: the Metameric Body Form

The Smaller Ecdysozoan Phyla

The Arthropods: Blueprint for Success

The Pancrustacea: Crustacea and Hexapoda

Ambulacraria: Echinoderms and Hemichordates

Chordata: Urochordata and Cephalochordata

The Fishes: Vertebrate Success in Water

Amphibians: the First Terrestrial Vertebrates

Reptiles: Diapsid Amniotes

Birds: Reptiles by Another Name

Mammals: Synapsid Amniotes

Protection, support, and Movement

Communication I: Nervous and Sensory Systems

Circulation and Gas Exchange

Nutrition and Digestion

Temperature and Body Fluid Regulation

Reproduction and Development

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