Question 1

Gonadotropins continue playing a role in human development even after puberty is complete.

Accepted Answer

A) True 
 B)False

Question 2

By what mechanism do most hormones travel through the organism that produces them?

Accepted Answer

A)  the circulatory system 
B)  diffusion 
C)  convection 
D)  the nervous system 
A)  the circulatory system 
B)  diffusion 
C)  convection 
D)  the nervous system

Question 3

During the first two weeks of the menstrual cycle,

Accepted Answer

A)  estrogen levels fall. 
B)  estrogen levels rise steadily. 
C)  the egg develops inside the corpus luteum. 
D)  the corpus luteum develops into a follicle. 
A)  estrogen levels fall. 
B)  estrogen levels rise steadily. 
C)  the egg develops inside the corpus luteum. 
D)  the corpus luteum develops into a follicle.

Question 4

Epinephrine is produced in the

Accepted Answer

A)  pancreas. 
B)  kidneys. 
C)  adrenal glands. 
D)  hypothalamus. 
A)  pancreas. 
B)  kidneys. 
C)  adrenal glands. 
D)  hypothalamus.

Question 5

Two causes of diabetes are defective insulin or too little insulin.Which of the following would also produce diabetes?

Accepted Answer

A)  the production of too much insulin 
B)  a defective receptor on the insulin's target cells 
C)  signal amplification within the target cells after the insulin arrives 
D)  undirected movement of insulin through the bloodstream,rather than from cell to cell 
A)  the production of too much insulin 
B)  a defective receptor on the insulin's target cells 
C)  signal amplification within the target cells after the insulin arrives 
D)  undirected movement of insulin through the bloodstream,rather than from cell to cell

Question 6

Which of the following statements correctly describes the activity of adrenaline?

Accepted Answer

A)  It strings glucose molecules together to form glycogen. 
B)  In times of stress or danger,it causes glucose to be released for use as fuel. 
C)  It stimulates the movement of glucose out of the blood into storage tissues. 
D)  It promotes the storage of fatty acids. 
A)  It strings glucose molecules together to form glycogen. 
B)  In times of stress or danger,it causes glucose to be released for use as fuel. 
C)  It stimulates the movement of glucose out of the blood into storage tissues. 
D)  It promotes the storage of fatty acids.

Question 7

Which of the following hormones is NOT produced by gonads?

Accepted Answer

A)  gonadotropins 
B)  androgens 
C)  estrogens 
D)  progesterone 
A)  gonadotropins 
B)  androgens 
C)  estrogens 
D)  progesterone

Question 8

The female hormone estrogen prepares the uterine lining to receive a fertilized egg.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following is a potential side effect of using anabolic steroids?

Accepted Answer

A)  hair loss in females 
B)  decrease of heart disease 
C)  prolonged healing times 
D)  mood disorders and aggression 
A)  hair loss in females 
B)  decrease of heart disease 
C)  prolonged healing times 
D)  mood disorders and aggression

Question 10

In the figure below,

Accepted Answer

A)  hormone 1 is hydrophilic and is being used to turn on a gene. 
B)  hormone 1 is hydrophobic and is being used to turn off a gene. 
C)  hormone 2 is hydrophilic and is being used to turn on a gene. 
D)  hormone 2 is hydrophobic and is being used to turn off a gene. 
A)  hormone 1 is hydrophilic and is being used to turn on a gene. 
B)  hormone 1 is hydrophobic and is being used to turn off a gene. 
C)  hormone 2 is hydrophilic and is being used to turn on a gene. 
D)  hormone 2 is hydrophobic and is being used to turn off a gene.

Question 11

A single hormone molecule can have dramatic effects on a target cell because it

Accepted Answer

A)  causes the cell to produce thousands of copies of the hormone. 
B)  initiates a chain of events that amplifies its effect. 
C)  causes the nuclear membrane to break down and exposes DNA directly to the hormone. 
D)  becomes surrounded by enzymes that transport it to the nucleus. 
A)  causes the cell to produce thousands of copies of the hormone. 
B)  initiates a chain of events that amplifies its effect. 
C)  causes the nuclear membrane to break down and exposes DNA directly to the hormone. 
D)  becomes surrounded by enzymes that transport it to the nucleus.

Question 12

Luteinizing hormone and follicle-stimulating hormone both come from the pituitary gland.

Accepted Answer

A) True 
 B)False

Question 13

Which of the following statements about gonadotropins is FALSE?

Accepted Answer

A)  They maintain the function of reproductive organs and glands. 
B)  Their activity becomes important during puberty. 
C)  They are found only in females. 
D)  They are produced by the pituitary gland. 
A)  They maintain the function of reproductive organs and glands. 
B)  Their activity becomes important during puberty. 
C)  They are found only in females. 
D)  They are produced by the pituitary gland.

Question 14

When blood glucose levels are low,insulin is released to promote homeostasis.

Accepted Answer

A) True 
 B)False

Question 15

You are walking in the woods and suddenly find yourself between a mother bear and her two cubs.The nervous system of each individual involved would send an emergency message to the

Accepted Answer

A)  thyroid glands. 
B)  adrenal glands. 
C)  islet cells. 
D)  pituitary glands. 
A)  thyroid glands. 
B)  adrenal glands. 
C)  islet cells. 
D)  pituitary glands.

Question 16

Which of the following is NOT caused by insulin?

Accepted Answer

A)  formation of glycogen 
B)  formation of glucagon 
C)  storage of fatty acids 
D)  storage of amino acids 
A)  formation of glycogen 
B)  formation of glucagon 
C)  storage of fatty acids 
D)  storage of amino acids

Question 17

Cancer of the pituitary gland can cause gigantism.

Accepted Answer

A) True 
 B)False

Question 18

The release of calcitonin is initiated due to

Accepted Answer

A)  a malfunction in the adrenal glands. 
B)  low levels of calcium in the blood. 
C)  normal levels of calcium in the blood. 
D)  high levels of calcium in the blood. 
A)  a malfunction in the adrenal glands. 
B)  low levels of calcium in the blood. 
C)  normal levels of calcium in the blood. 
D)  high levels of calcium in the blood.

Question 19

Serotonin,one of the hormones thought to be involved in depression,is a water-soluble molecule.Where would you expect to find receptors for this hormone?

Accepted Answer

A)  in the cytoplasm 
B)  inside the nucleus 
C)  on the outside of the plasma membrane 
D)  in the interstitial fluid around the cell 
A)  in the cytoplasm 
B)  inside the nucleus 
C)  on the outside of the plasma membrane 
D)  in the interstitial fluid around the cell

Question 20

The lining of the uterus is thickened and prepared to receive a fertilized egg by

Accepted Answer

A)  follicle-stimulating hormone. 
B)  progesterone and estrogen. 
C)  luteinizing hormone. 
D)  androgens. 
A)  follicle-stimulating hormone. 
B)  progesterone and estrogen. 
C)  luteinizing hormone. 
D)  androgens.

Exam 29: Animal Hormones

Gonadotropins continue playing a role in human development even after puberty is complete.

By what mechanism do most hormones travel through the organism that produces them?

During the first two weeks of the menstrual cycle,

Epinephrine is produced in the

Two causes of diabetes are defective insulin or too little insulin.Which of the following would also produce diabetes?

Which of the following statements correctly describes the activity of adrenaline?

Which of the following hormones is NOT produced by gonads?

The female hormone estrogen prepares the uterine lining to receive a fertilized egg.

Which of the following is a potential side effect of using anabolic steroids?

In the figure below,

A single hormone molecule can have dramatic effects on a target cell because it

Luteinizing hormone and follicle-stimulating hormone both come from the pituitary gland.

Which of the following statements about gonadotropins is FALSE?

When blood glucose levels are low,insulin is released to promote homeostasis.

You are walking in the woods and suddenly find yourself between a mother bear and her two cubs.The nervous system of each individual involved would send an emergency message to the

Which of the following is NOT caused by insulin?

Cancer of the pituitary gland can cause gigantism.

The release of calcitonin is initiated due to

Serotonin,one of the hormones thought to be involved in depression,is a water-soluble molecule.Where would you expect to find receptors for this hormone?

The lining of the uterus is thickened and prepared to receive a fertilized egg by

The Nature of Science and the Characteristics of Life

The Chemistry of Life

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From Gene to Protein

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