Question 1

Hormones are released into ducts and only act upon nearby cells.

Accepted Answer

A) True 
 B)False

Question 2

The hormone-producing tissues of animals make up the ________ system.

Accepted Answer

The answer of The hormone-producing tissues of animals make up...

Question 3

In response to a dangerous situation,your body has produced epinephrine and norepinephrine.As the danger dissipates,how might the pancreas respond?

Accepted Answer

A)  The pancreas releases glucagon to stimulate the synthesis of glycogen. 
B)  The pancreas releases hormones that signal the adrenal gland to stop producing epinephrine and norepinephrine. 
C)  The pancreas releases insulin to stimulate the liver to take up leftover glucose from the fight-or-flight response. 
D)  Adrenaline signals the pancreas to start releasing calcium. 
A)  The pancreas releases glucagon to stimulate the synthesis of glycogen. 
B)  The pancreas releases hormones that signal the adrenal gland to stop producing epinephrine and norepinephrine. 
C)  The pancreas releases insulin to stimulate the liver to take up leftover glucose from the fight-or-flight response. 
D)  Adrenaline signals the pancreas to start releasing calcium.

Question 4

Hormones often alter ________ by turning a certain gene or group of genes on or off.

Accepted Answer

The answer of Hormones often alter ________ by turning a...

Question 5

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 6

The beginning of ________ is marked by a sudden rise in sex hormone production by the gonads of adolescent humans.

Accepted Answer

The answer of The beginning of ________ is marked by...

Question 7

Parathyroid hormone is released into the blood when the amount of calcium in the blood is too ________.

Accepted Answer

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

Question 8

Which of the following acts to lower blood glucose levels?

Accepted Answer

A)  glucagon 
B)  norepinephrine 
C)  insulin 
D)  the parathyroid hormone 
A)  glucagon 
B)  norepinephrine 
C)  insulin 
D)  the parathyroid hormone

Question 9

When liver cells are unable to respond to insulin,the level of glucose in the blood remains ________ than normal.

Accepted Answer

The answer of When liver cells are unable to respond...

Question 10

After studying the image below,which of the following conclusions can be drawn?

Accepted Answer

A)  There are only five organs that are affected by hormones. 
B)  Hormones are secreted by glands and can only affect organs near the sight of secretion. 
C)  Hormones are released through ducts. 
D)  Endocrine glands can ultimately interact with the brain and other parts of the nervous system. 
A)  There are only five organs that are affected by hormones. 
B)  Hormones are secreted by glands and can only affect organs near the sight of secretion. 
C)  Hormones are released through ducts. 
D)  Endocrine glands can ultimately interact with the brain and other parts of the nervous system.

Question 11

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 12

Endocrine glands have ducts that open directly into blood vessels.

Accepted Answer

A) True 
 B)False

Question 13

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 14

Birth control pills prevent pregnancy by maintaining high levels of the hormones ________ and ________,tricking the body into thinking it is pregnant.

Accepted Answer

estrogen;p

Question 15

Four stages in the process of balancing glucose levels in the blood are highlighted by letters in the figure below.
 
Which of the following statements is the most appropriate description for item C in the diagram above?

Accepted Answer

A)  Glucose levels below the set point cause the pancreas to release glucagon. 
B)  Glucose levels below the set point cause the pancreas to release insulin. 
C)  Glucose levels below the set point cause the pancreas to release glucose. 
D)  Insulin levels above the set point cause the pancreas to release glucose. 
A)  Glucose levels below the set point cause the pancreas to release glucagon. 
B)  Glucose levels below the set point cause the pancreas to release insulin. 
C)  Glucose levels below the set point cause the pancreas to release glucose. 
D)  Insulin levels above the set point cause the pancreas to release glucose.

Question 16

Calcitonin is secreted by the

Accepted Answer

A)  adrenal glands. 
B)  kidneys. 
C)  pancreas. 
D)  thyroid gland. 
A)  adrenal glands. 
B)  kidneys. 
C)  pancreas. 
D)  thyroid gland.

Question 17

Some hormones do NOT need receptors and can directly interact with genes in a target cell's nucleus.

Accepted Answer

A) True 
 B)False

Question 18

A diabetic would most likely inject insulin

Accepted Answer

A)  after waking up in the morning. 
B)  preceding mealtime. 
C)  after a long walk. 
D)  when blood glucose levels are low. 
A)  after waking up in the morning. 
B)  preceding mealtime. 
C)  after a long walk. 
D)  when blood glucose levels are low.

Question 19

Once a hormone enters the bloodstream,it

Accepted Answer

A)  is usually broken down within minutes. 
B)  remains active for months. 
C)  is broken down after it has performed its function on target cells. 
D)  produces enzymes that affect target cells. 
A)  is usually broken down within minutes. 
B)  remains active for months. 
C)  is broken down after it has performed its function on target cells. 
D)  produces enzymes that affect target cells.

Exam 29: Animal Hormones

Hormones are released into ducts and only act upon nearby cells.

The hormone-producing tissues of animals make up the ________ system.

In response to a dangerous situation,your body has produced epinephrine and norepinephrine.As the danger dissipates,how might the pancreas respond?

Hormones often alter ________ by turning a certain gene or group of genes on or off.

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

The beginning of ________ is marked by a sudden rise in sex hormone production by the gonads of adolescent humans.

Parathyroid hormone is released into the blood when the amount of calcium in the blood is too ________.

Which of the following acts to lower blood glucose levels?

When liver cells are unable to respond to insulin,the level of glucose in the blood remains ________ than normal.

After studying the image below,which of the following conclusions can be drawn?

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

Endocrine glands have ducts that open directly into blood vessels.

Islet cells are found in the

Birth control pills prevent pregnancy by maintaining high levels of the hormones ________ and ________,tricking the body into thinking it is pregnant.

Four stages in the process of balancing glucose levels in the blood are highlighted by letters in the figure below. Which of the following statements is the most appropriate description for item C in the diagram above?

Calcitonin is secreted by the

Some hormones do NOT need receptors and can directly interact with genes in a target cell's nucleus.

A diabetic would most likely inject insulin

Once a hormone enters the bloodstream,it

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