Question 1

Outline the process of molting in an insect.Show how juvenile or adult features are reached strictly by the titer of specific hormones present.

Accepted Answer

Molting in insects is a process by which

Question 2

Why is it said that the brain neuropeptides blur the distinction between the endocrine and nervous systems?

Accepted Answer

Neuropeptides are small protein-like mol

Question 3

Peptide hormones and epinephrine

Accepted Answer

A)  readily diffuse through the plasma membrane and the nuclear membrane. 
B)  readily diffuse through the plasma membrane but not the nuclear membrane. 
C)  are too large to pass across the plasma membrane. 
D)  are steroid hormones. 
E)  are second messengers. 
A)  readily diffuse through the plasma membrane and the nuclear membrane. 
B)  readily diffuse through the plasma membrane but not the nuclear membrane. 
C)  are too large to pass across the plasma membrane. 
D)  are steroid hormones. 
E)  are second messengers.

Question 4

The perception of pain can be relieved by

Accepted Answer

A)  endorphins. 
B)  prolactin. 
C)  oxytocin. 
D)  prostaglandins. 
E)  vasotocin. 
A)  endorphins. 
B)  prolactin. 
C)  oxytocin. 
D)  prostaglandins. 
E)  vasotocin.

Question 5

Menstrual cramps are caused by overproduction of

Accepted Answer

A)  endorphins. 
B)  prolactin. 
C)  oxytocin. 
D)  prostaglandins. 
E)  vasotocin. 
A)  endorphins. 
B)  prolactin. 
C)  oxytocin. 
D)  prostaglandins. 
E)  vasotocin.

Question 6

The maintenance of a normal level of calcium in the blood is under the control of hormones released from the _________ glands.

Accepted Answer

The answer of The maintenance of a normal level of...

Question 7

Which hormone stimulates the secretion of estrogen and progesterone?

Accepted Answer

A)  Antidiuretic hormone 
B)  Thyroid stimulating hormone 
C)  Luteinizing hormone 
D)  Adrenocorticotropic hormone 
E)  Growth hormone 
A)  Antidiuretic hormone 
B)  Thyroid stimulating hormone 
C)  Luteinizing hormone 
D)  Adrenocorticotropic hormone 
E)  Growth hormone

Question 8

What is the term for chemicals produced by cells to affect their own immediate region or local tissue factors?

Accepted Answer

A)  Second messengers 
B)  Pheromones 
C)  Neurotransmitters 
D)  Kinase 
E)  Parahormones 
A)  Second messengers 
B)  Pheromones 
C)  Neurotransmitters 
D)  Kinase 
E)  Parahormones

Question 9

Which pair below lists the two English physiologists who first demonstrated the action of a hormone?

Accepted Answer

A)  Bayliss and Starling 
B)  Bayliss and Cannon 
C)  Banting and Best 
D)  Banting and Starling 
E)  Watson and Crick 
A)  Bayliss and Starling 
B)  Bayliss and Cannon 
C)  Banting and Best 
D)  Banting and Starling 
E)  Watson and Crick

Question 10

_____________ is a newly discovered hormone that regulates eating behavior and energy balance,probably in communication with the brain.

Accepted Answer

The answer of _____________ is a newly discovered hormone that...

Question 11

In the human menstrual cycle,ovulation is induced by a surge of ________ ________ from the pituitary gland.

Accepted Answer

The answer of In the human menstrual cycle,ovulation is induced...

Question 12

Peptide hormones

Accepted Answer

A)  are lipid-soluble and easily pass through a plasma membrane. 
B)  bind selectively to receptor molecules in the cytoplasm. 
C)  bind selectively to receptor molecules in the nucleus. 
D)  form a hormone-receptor complex that is a gene regulatory protein that activates or inhibits a specific gene. 
E)  Bind to transmembrane protein receptors. 
A)  are lipid-soluble and easily pass through a plasma membrane. 
B)  bind selectively to receptor molecules in the cytoplasm. 
C)  bind selectively to receptor molecules in the nucleus. 
D)  form a hormone-receptor complex that is a gene regulatory protein that activates or inhibits a specific gene. 
E)  Bind to transmembrane protein receptors.

Question 13

What hormone is NOT a product of the anterior lobe of the pituitary?

Accepted Answer

A)  Antidiuretic hormone 
B)  Thyroid stimulating hormone 
C)  Gonadotropic hormones 
D)  Adrenocorticotropic hormone 
E)  Growth hormone 
A)  Antidiuretic hormone 
B)  Thyroid stimulating hormone 
C)  Gonadotropic hormones 
D)  Adrenocorticotropic hormone 
E)  Growth hormone

Question 14

Removal of the parathyroid glands results in

Accepted Answer

A)  an increase of calcium in the blood. 
B)  severe muscle spasms and death. 
C)  stimulation of the thyroid to maintain proper calcium level in the blood. 
D)  no noticeable effect. 
A)  an increase of calcium in the blood. 
B)  severe muscle spasms and death. 
C)  stimulation of the thyroid to maintain proper calcium level in the blood. 
D)  no noticeable effect.

Question 15

After birth,suckling by the baby induces the pituitary gland to release ____________,which stimulates the secretion of milk.
or
oxytocin

Accepted Answer

The answer of After birth,suckling by the baby induces the...

Question 16

How does the pineal gland regulate sleep cycles and circadian rhythms?

Accepted Answer

The pineal gland, a small endocrine glan

Question 17

Explain in detail how a negative feedback system works and why it is so highly effective in preventing hormonal flux.

Accepted Answer

A negative feedback system is a regulato

Question 18

A fast-acting hormone produced by the intermediate lobe of the pituitary and that promotes dispersion of pigment in fishes,amphibians,and reptiles is

Accepted Answer

A)  pineal gland stimulating hormone (PGSH). 
B)  vasotocin. 
C)  melatonin. 
D)  melanocyte-stimulating hormone (MSH). 
E)  oxytocin. 
A)  pineal gland stimulating hormone (PGSH). 
B)  vasotocin. 
C)  melatonin. 
D)  melanocyte-stimulating hormone (MSH). 
E)  oxytocin.

Question 19

The hormone produced by the cortex of the adrenal gland that regulates salt balance in the body is called ____________.

Accepted Answer

The answer of The hormone produced by the cortex of...

Question 20

Cortisol causes the conversion of nonglucose compounds,especially amino acids and fats,into glucose by a process called ___________________.

Accepted Answer

The answer of Cortisol causes the conversion of nonglucose compounds,especially...

Exam 34: Chemical Coordination: Endocrine System

Outline the process of molting in an insect.Show how juvenile or adult features are reached strictly by the titer of specific hormones present.

Why is it said that the brain neuropeptides blur the distinction between the endocrine and nervous systems?

Peptide hormones and epinephrine

The perception of pain can be relieved by

Menstrual cramps are caused by overproduction of

The maintenance of a normal level of calcium in the blood is under the control of hormones released from the _________ glands.

Which hormone stimulates the secretion of estrogen and progesterone?

What is the term for chemicals produced by cells to affect their own immediate region or local tissue factors?

Which pair below lists the two English physiologists who first demonstrated the action of a hormone?

_____________ is a newly discovered hormone that regulates eating behavior and energy balance,probably in communication with the brain.

In the human menstrual cycle,ovulation is induced by a surge of ________ ________ from the pituitary gland.

Peptide hormones

What hormone is NOT a product of the anterior lobe of the pituitary?

Removal of the parathyroid glands results in

After birth,suckling by the baby induces the pituitary gland to release ____________,which stimulates the secretion of milk. or oxytocin

How does the pineal gland regulate sleep cycles and circadian rhythms?

Explain in detail how a negative feedback system works and why it is so highly effective in preventing hormonal flux.

A fast-acting hormone produced by the intermediate lobe of the pituitary and that promotes dispersion of pigment in fishes,amphibians,and reptiles is

The hormone produced by the cortex of the adrenal gland that regulates salt balance in the body is called ____________.

Cortisol causes the conversion of nonglucose compounds,especially amino acids and fats,into glucose by a process called ___________________.

Life: Biological Principles and the Science of Zoology

The Origin and Chemistry of Life

Cells As Units of Life

Cellular Metabolism

Genetics: a Review

Organic Evolution

The Reproductive Process

Principles of Development

Architectural Pattern of an Animal

Taxonomy and Phylogeny of Animals

Unicellular Eukaryotes

Sponges and Placozoans

Radiate Animals

Acoelomorpha,Platyzoa,and Mesozoa

Polyzoa and Kryptrochozoa

Molluscs

Annelids and Allied Taxa

Smaller Ecdysozoans

Trilobites, Chelicerates, and Myriapods

Crustaceans

Support, Protection, and Movement

Chaetognaths, Echinoderms, and Hemichordates

Chordates

Fishes

Early Tetrapods and Modern Amphibians

Amniote Origins and Nonavian Reptiles

Birds

Mammals

Support, protection, and Movement

Homeostasis: Osmotic Regulation, Excretion, and Temperature Regulation

Homeostasis: Internal Fluids and Respiration

Digestion and Nutrition

Nervous Coordination: Nervous System and Sense Organs

Immunity

Animal Behavior

Animal Distributions

Animal Ecology

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In the human menstrual cycle,ovulation is induced by a surge of from the pituitary gland.