Chapter 45 – The Endocrine System
82. What lab tests would you order to find the source of the problem?
Chapter 45 – The Endocrine System
45–62
Clarify Question
What is the key concept addressed by the question?
What type of thinking is required?
Gather Content
What do you already know about cortisol? What other information is related to the
question?
Choose Answer
Given what you now know, what information is most likely to produce the correct answer?
Reflect on Process
Did your problem-solving process lead you to the correct answer? If not, where did the
process break down or lead you astray? How can you revise your approach to produce a
more desirable result?
Chapter 45 – The Endocrine System
83. Results from lab tests reveal abnormally high endogenous hormone levels, and you
suspect a possible tumor. What regions will you ask the MRI technician to focus on?
Chapter 45 – The Endocrine System
Clarify Question
What is the key concept addressed by the question?
What type of thinking is required?
Gather Content
What do you already know about cortisol? What other information is related to the
question?
Choose Answer
Given what you now know, what information is most likely to produce the correct answer?
Reflect on Process
Did your problem-solving process lead you to the correct answer? If not, where did the
process break down or lead you astray? How can you revise your approach to produce a
more desirable result?
Chapter 45 – The Endocrine System
Check All That Apply Questions
84. You have a pediatric patient with signs of excessive growth, or gigantism. Initial tests
reveal abnormally high levels of growth hormone. What other hormone disruptions might be
the primary cause of his symptoms? (Check all that apply.)
Multiple Choice Questions
85. A middle-aged female patient complains of changes to her face. Her cheekbones and
eyebrows have become more prominent, and her jaw is growing. You suspect acromegaly, a
disorder caused by excessive growth hormone. She had no growth abnormalities in her
youth. What do you suspect is the most likely cause of her problem?
Chapter 45 – The Endocrine System
45–66
Clarify Question
What is the key concept addressed by the question?
What type of thinking is required?
Gather Content
What do you already know about growth hormone? What other information is related to
the question?
Choose Answer
Given what you now know, what information is most likely to produce the correct answer?
Reflect on Process
Did your problem-solving process lead you to the correct answer? If not, where did the
process break down or lead you astray? How can you revise your approach to produce a
more desirable result?
Chapter 45 – The Endocrine System
45–67
Check All That Apply Questions
86. Increased use of MRI technology has resulted in a surprising medical dilemma. Scans
used for early detection of tumors often reveal benign internal growths that would otherwise
have gone undetected, called incidentalomas. This creates the problem of determining
whether the growths are harmful without performing needless surgeries. Assume that you
have found a pituitary incidentaloma in one of your patients. What blood tests could you
perform to determine whether it is causing dysfunction? (Check all that apply.)
Multiple Choice Questions
Chapter 45 – The Endocrine System
87. Your friend is concerned because although she has never been pregnant, her breasts are
producing milk. When she went to the doctor, he sent her to the MRI lab for a brain scan. She
was too embarrassed to ask the doctor why. What do you tell her?
Chapter 45 – The Endocrine System
45–69
Clarify Question
What is the key concept addressed by the question?
What type of thinking is required?
Gather Content
What do you already know about the pituitary gland? What other information is related to
the question?
Choose Answer
Given what you now know, what information is most likely to produce the correct answer?
Reflect on Process
Did your problem-solving process lead you to the correct answer? If not, where did the
process break down or lead you astray? How can you revise your approach to produce a
more desirable result?
Chapter 45 – The Endocrine System
45–70
True / False Questions
88. True or False: The thyroid requires negative feedback to prevent overgrowth.
89. True or False: If Ca+2 levels in the blood are too low, hormones from the parathyroid
gland can induce bones to dissolve and release calcium.
Multiple Choice Questions
Chapter 45 – The Endocrine System
90. Blood glucose levels must be carefully maintained within a narrow window. What
endocrine organ is responsible for this task?
91. What strategy does the body use for blood glucose homeostasis?
92. When a diabetic injects insulin, what does this accomplish?
Chapter 45 – The Endocrine System
93. Estrogen and testosterone are steroid hormones that differ by only a few atoms. The
different receptor binding properties those differences confer allow the hormones to do what
during development?