Question 1

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. C

Question 2

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 B

Question 3

Which of the following is true of birth control pills?

Accepted Answer

A) They prevent ovulation by maintaining consistently high levels of progesterone. 
B) They prevent fertilization by changing the chemical makeup of the protective "shell" of the egg so that it cannot be penetrated by sperm. 
C) They prevent sperm from entering the uterus. 
D) They break down the synchronicity of ovulation and preparation of the uterus so that when the egg is released, the uterus is not at the right stage to receive it. 
A) They prevent ovulation by maintaining consistently high levels of progesterone. 
B) They prevent fertilization by changing the chemical makeup of the protective "shell" of the egg so that it cannot be penetrated by sperm. 
C) They prevent sperm from entering the uterus. 
D) They break down the synchronicity of ovulation and preparation of the uterus so that when the egg is released, the uterus is not at the right stage to receive it. A

Question 4

The target cells of growth hormone are located in

Accepted Answer

A) bones. 
B) the pituitary gland. 
C) the gonads. 
D) the hypothalamus. 
A) bones. 
B) the pituitary gland. 
C) the gonads. 
D) the hypothalamus.

Question 5

Steroid hormones bind to receptors located in the cytoplasm of the cell because

Accepted Answer

A) their hydrophilic properties prevent them from interacting with proteins within the plasma membrane. 
B) steroid hormones never leave the cell that produces them because they act only on the gene expression in the cell that makes them. 
C) they are hydrophobic and can easily diffuse through a target cell's plasma membrane. 
D) they do not fit through nuclear pores and, therefore, cannot cross the nuclear membrane. 
A) their hydrophilic properties prevent them from interacting with proteins within the plasma membrane. 
B) steroid hormones never leave the cell that produces them because they act only on the gene expression in the cell that makes them. 
C) they are hydrophobic and can easily diffuse through a target cell's plasma membrane. 
D) they do not fit through nuclear pores and, therefore, cannot cross the nuclear membrane.

Question 6

After ovulation,

Accepted Answer

A) gonadotropin levels rise quickly. 
B) estrogen levels rise quickly. 
C) progesterone becomes the dominant hormone. 
D) LH levels decrease slowly. 
A) gonadotropin levels rise quickly. 
B) estrogen levels rise quickly. 
C) progesterone becomes the dominant hormone. 
D) LH levels decrease slowly.

Question 7

Antidiuretic hormone (ADH)is produced by the pituitary gland when the brain detects lower than optimum levels of water in the body. In the kidneys, ADH promotes the uptake of water, creating more concentrated urine. ADH gets from the pituitary gland to the kidney through the

Accepted Answer

A) circulatory system. 
B) nervous system. 
C) endocrine system. 
D) digestive system. 
A) circulatory system. 
B) nervous system. 
C) endocrine system. 
D) digestive system.

Question 8

The earlier hormone replacement therapy (HRT)is started, the less the negative consequences.

Accepted Answer

A) True 
 B)False

Question 9

Parathyroid hormone is released into the blood when the amount of calcium in the blood is too ____________________ [high or low].

Accepted Answer

The answer of Parathyroid hormone is released into the blood...

Question 10

Supplementing the body with hormones

Accepted Answer

A) can be dangerous because most hormones are needed in large amounts. 
B) can be dangerous because most hormones are needed in small amounts. 
C) holds no risk because hormones are organic molecules. 
D) is safer in children as compared to adults. 
A) can be dangerous because most hormones are needed in large amounts. 
B) can be dangerous because most hormones are needed in small amounts. 
C) holds no risk because hormones are organic molecules. 
D) is safer in children as compared to adults.

Question 11

Which of the following statements about the functions of follicle stimulating hormone (FSH)and luteinizing hormone (LH)is false?

Accepted Answer

A) FSH and LH control the development of sperm. 
B) A sudden and rapid increase in LH triggers ovulation. 
C) FSH stimulates the maturation of follicles. 
D) A decrease in LH stimulates menstruation. 
A) FSH and LH control the development of sperm. 
B) A sudden and rapid increase in LH triggers ovulation. 
C) FSH stimulates the maturation of follicles. 
D) A decrease in LH stimulates menstruation.

Question 12

Cancer of the pituitary gland can cause gigantism.

Accepted Answer

A) True 
 B)False

Question 13

A person who starts producing high levels of calcitonin probably has

Accepted Answer

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

Question 14

When blood glucose levels drop to a set point, the production of insulin drops off. This is an example of

Accepted Answer

A) positive feedback. 
B) negative feedback. 
C) homeostasis at work. 
D) both b and c 
A) positive feedback. 
B) negative feedback. 
C) homeostasis at work. 
D) both b and c

Question 15

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 16

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 17

During menopause, lower levels of estrogen cause a woman's bones to break down, releasing calcium to the body. How might this affect the levels of calcitonin and parathyroid hormone (PTH)in an otherwise healthy woman going through menopause?

Accepted Answer

A) Her levels of calcitonin should be high and her levels of PTH should be low. 
B) Her levels of calcitonin should be low and her levels of PTH should be high. 
C) Her levels of both calcitonin and PTH should be high. 
D) Her levels of both calcitonin and PTH should be low. 
A) Her levels of calcitonin should be high and her levels of PTH should be low. 
B) Her levels of calcitonin should be low and her levels of PTH should be high. 
C) Her levels of both calcitonin and PTH should be high. 
D) Her levels of both calcitonin and PTH should be low.

Question 18

Islet cells are found in the

Accepted Answer

A) pancreas and produce calcitonin. 
B) thyroid gland and produce glucagon. 
C) thyroid gland and produce parathyroid hormone. 
D) pancreas and produce insulin. 
A) pancreas and produce calcitonin. 
B) thyroid gland and produce glucagon. 
C) thyroid gland and produce parathyroid hormone. 
D) pancreas and produce insulin.

Question 19

In human females, the release of an egg from its follicle is called ____________________.

Accepted Answer

The answer of In human females, the release of an...

Question 20

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

Accepted Answer

A) True 
 B)False

Exam 29: Animal Hormones

Which of the following statements about gonadotropins is false?

Which of the following is not caused by insulin?

Which of the following is true of birth control pills?

The target cells of growth hormone are located in

Steroid hormones bind to receptors located in the cytoplasm of the cell because

After ovulation,

Antidiuretic hormone (ADH)is produced by the pituitary gland when the brain detects lower than optimum levels of water in the body. In the kidneys, ADH promotes the uptake of water, creating more concentrated urine. ADH gets from the pituitary gland to the kidney through the

The earlier hormone replacement therapy (HRT)is started, the less the negative consequences.

Parathyroid hormone is released into the blood when the amount of calcium in the blood is too ____________________ [high or low].

Supplementing the body with hormones

Which of the following statements about the functions of follicle stimulating hormone (FSH)and luteinizing hormone (LH)is false?

Cancer of the pituitary gland can cause gigantism.

A person who starts producing high levels of calcitonin probably has

When blood glucose levels drop to a set point, the production of insulin drops off. This is an example of

In the figure below,

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

During menopause, lower levels of estrogen cause a woman's bones to break down, releasing calcium to the body. How might this affect the levels of calcitonin and parathyroid hormone (PTH)in an otherwise healthy woman going through menopause?

Islet cells are found in the

In human females, the release of an egg from its follicle is called ____________________.

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

The Nature of Science and the Characteristics of Life

Biological Diversity, Bacteria, and Archaea

Protista, Plantae, and Fungi

Animalia

The Chemistry of Life

Cell Structure and Internal Compartments

Cell Membranes, Transport, and Communication

Energy, Metabolism, and Enzymes

Photosynthesis and Cellular Respiration

Cell Division

Stem Cells, Cancer, and Human Health

Patterns of Inheritance

Chromosomes and Human Genetics

Dna and Genes

From Gene to Protein

Dna Technology

How Evolution Works

Evolution of Populations

Speciation and the Origins of Biological Diversity

The Evolutionary History of Life

The Biosphere

Growth of Populations

Ecological Communities

Ecosystems

Global Change

Internal Organization and Homeostasis

Nutrition and Digestion

Circulation and Gas Exchange

Nervous and Sensory Systems

Skeletons, Muscles, and Movement

Defenses Against Disease

Reproduction and Development

Animal Behavior

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