Question 1

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 2

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.

Question 3

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.

Question 4

Endocrine glands have ducts that open directly into blood vessels.

Accepted Answer

A) True 
 B)False

Question 5

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 6

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.

Question 7

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

Accepted Answer

A) True 
 B)False

Question 8

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

Accepted Answer

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

Question 9

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.

Question 10

Calcitonin is secreted by the

Accepted Answer

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

Question 11

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 12

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 13

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.

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

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.

Question 16

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 17

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.

Question 18

Which of the following acts to lower blood glucose levels?

Accepted Answer

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

Question 19

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.

Exam 29: Animal Hormones

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

Correct Answer
verified

Calcitonin is secreted by the

Correct Answer
verified

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

Correct Answer
verified

Endocrine glands have ducts that open directly into blood vessels.

Correct Answer
verified

Which of the following acts to lower blood glucose levels?

Correct Answer
verified

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

Correct Answer
verified

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

Correct Answer
verified

A diabetic would most likely inject insulin

Correct Answer
verified

Once a hormone enters the bloodstream,it

Correct Answer
verified

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

Correct Answer
verified

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

Correct Answer
verified

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

Correct Answer
verified

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

Correct Answer
verified
estrogen;p...
View Answer

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

Correct Answer
verified

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?

Correct Answer
verified

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

Correct Answer
verified

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

Correct Answer
verified

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

Correct Answer
verified

Islet cells are found in the

Correct Answer
verified

Exam 29: Animal Hormones

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

Correct AnswerverifiedShow Answer

Calcitonin is secreted by the

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Endocrine glands have ducts that open directly into blood vessels.

Correct AnswerverifiedShow Answer

Which of the following acts to lower blood glucose levels?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

A diabetic would most likely inject insulin

Correct AnswerverifiedShow Answer

Once a hormone enters the bloodstream,it

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct Answerverifiedestrogen;p...View AnswerShow Answer

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

Correct AnswerverifiedShow Answer

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?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Islet cells are found in the

Correct AnswerverifiedShow Answer

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

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

Correct Answer
verified
estrogen;p...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified