Question 1

Hormones often cause a cell to elicit multiple responses; this is because .

Accepted Answer

A)  there are thousands of receptors on the cell membrane 
B)  during protein kinase activation, enzymes phosphorylate many other enzymes 
C)  the receptors bind to several hormones at the same time 
D)  the protein kinases are rapidly metabolized into functional amino acids 
A)  there are thousands of receptors on the cell membrane 
B)  during protein kinase activation, enzymes phosphorylate many other enzymes 
C)  the receptors bind to several hormones at the same time 
D)  the protein kinases are rapidly metabolized into functional amino acids

Question 2

Figure 16.2Using Figure 16.2, match the following hypothalamic hormones with the pituitary hormone targets:
-The gland may influence our day/night cycles and even regulate the onset of sexual maturity.

Accepted Answer

The answer of   Figure 16.2Using Figure 16.2, match...

Question 3

Why should the hypothalamus instead of the adenohypophysis be called the "master endocrine gland"?

Accepted Answer

Although the adenohypophysis h

Question 4

Figure 16.3Using Figure 16.3, match the following:
-Hormones mimic sympathetic nervous system neurotransmitters.

Accepted Answer

The answer of   Figure 16.3Using Figure 16.3, match...

Question 5

Why would one not expect to continue increasing in height with age?

Accepted Answer

The amount of growth hormone s

Question 6

Which of the following is not a change typically produced by a hormonal stimulus?

Accepted Answer

A)  stimulates production of an action potential 
B)  alters plasma membrane permeability 
C)  induces secretory activity 
D)  activates or deactivates enzymes 
A)  stimulates production of an action potential 
B)  alters plasma membrane permeability 
C)  induces secretory activity 
D)  activates or deactivates enzymes

Question 7

Which of the following is not a change that may be caused by hormonal stimulus?

Accepted Answer

A)  a change in membrane potential 
B)  an increase in enzymatic activity 
C)  direct control of the nervous system 
D)  the stimulation of a genetic event resulting in protein synthesis 
A)  a change in membrane potential 
B)  an increase in enzymatic activity 
C)  direct control of the nervous system 
D)  the stimulation of a genetic event resulting in protein synthesis

Question 8

Mineralocorticoid is to aldosterone as glucocorticoid is to .

Accepted Answer

A)  estrogen 
B)  epinephrine 
C)  testosterone 
D)  cortisol 
A)  estrogen 
B)  epinephrine 
C)  testosterone 
D)  cortisol

Question 9

The neurohypophysis or posterior lobe of the pituitary gland is not a true endocrine gland because
)

Accepted Answer

A)  embryonically it was an endocrine tissue, but in the adult human it is no longer functional 
B)  it is strictly a part of the neural system and has little or nothing to do with hormonal release 
C)  it is only a hormone storage area that receives hormones from the hypothalamus for release 
D)  it is unable to function as an endocrine tissue because it is actually part of the neural system due to its location 
A)  embryonically it was an endocrine tissue, but in the adult human it is no longer functional 
B)  it is strictly a part of the neural system and has little or nothing to do with hormonal release 
C)  it is only a hormone storage area that receives hormones from the hypothalamus for release 
D)  it is unable to function as an endocrine tissue because it is actually part of the neural system due to its location

Question 10

Which hormone has only one known effect: to stimulate milk production by the breasts?

Accepted Answer

The answer of Which hormone has only one known effect:...

Question 11

Steroid hormones exert their action by .

Accepted Answer

A)  binding cell receptors and initiating cAMP activity 
B)  activating the hypothalamic release of regulating hormones 
C)  entering the cell and activating mitochondrial DNA 
D)  entering the nucleus of a cell and initiating or altering the expression of a gene 
A)  binding cell receptors and initiating cAMP activity 
B)  activating the hypothalamic release of regulating hormones 
C)  entering the cell and activating mitochondrial DNA 
D)  entering the nucleus of a cell and initiating or altering the expression of a gene

Question 12

Figure 16.2Using Figure 16.2, match the following hypothalamic hormones with the pituitary hormone targets:
-Growth hormone

Accepted Answer

The answer of   Figure 16.2Using Figure 16.2, match...

Question 13

When it becomes necessary to enlist the fight- or- flight response, a hormone that is released during the alarm phase of the general adaptation syndrome is .

Accepted Answer

A)  angiotensinogen 
B)  renin 
C)  epinephrine 
D)  estrogen 
A)  angiotensinogen 
B)  renin 
C)  epinephrine 
D)  estrogen

Question 14

Several hormones are synthesized in the hypothalamus and transported to the anterior pituitary gland. The mechanism of transportation from hypothalamus to anterior pituitary gland is through the .

Accepted Answer

A)  feedback loop 
B)  general circulatory system 
C)  hypophyseal portal system 
D)  hepatic portal system 
A)  feedback loop 
B)  general circulatory system 
C)  hypophyseal portal system 
D)  hepatic portal system

Question 15

Leptin is secreted by .

Accepted Answer

A)  adipocytes 
B)  goblet cells 
C)  lymphocytes 
D)  fibroblasts 
A)  adipocytes 
B)  goblet cells 
C)  lymphocytes 
D)  fibroblasts

Question 16

Figure 16.2Using Figure 16.2, match the following hypothalamic hormones with the pituitary hormone targets:
-What is the difference between autocrines and paracrines?

Accepted Answer

Autocrines are self- regulating chemical

Question 17

Basal metabolism declines with age. What factors contribute to that decline?

Accepted Answer

Thyroid follicles fill with colloid and

Question 18

Aldosterone is the most potent mineralocorticoid produced in the adrenals but the least abundant.

Accepted Answer

A) True 
 B)False

Question 19

Figure 16.2Using Figure 16.2, match the following hypothalamic hormones with the pituitary hormone targets:
-Prolactin

Accepted Answer

The answer of   Figure 16.2Using Figure 16.2, match...

Exam 16: The Endocrine System

Hormones often cause a cell to elicit multiple responses; this is because .

Figure 16.2Using Figure 16.2, match the following hypothalamic hormones with the pituitary hormone targets: -The gland may influence our day/night cycles and even regulate the onset of sexual maturity.

Why should the hypothalamus instead of the adenohypophysis be called the "master endocrine gland"?

Figure 16.3Using Figure 16.3, match the following: -Hormones mimic sympathetic nervous system neurotransmitters.

Why would one not expect to continue increasing in height with age?

Which of the following is not a change typically produced by a hormonal stimulus?

Which of the following is not a change that may be caused by hormonal stimulus?

Mineralocorticoid is to aldosterone as glucocorticoid is to .

The neurohypophysis or posterior lobe of the pituitary gland is not a true endocrine gland because )

Which hormone has only one known effect: to stimulate milk production by the breasts?

Steroid hormones exert their action by .

Figure 16.2Using Figure 16.2, match the following hypothalamic hormones with the pituitary hormone targets: -Growth hormone

When it becomes necessary to enlist the fight- or- flight response, a hormone that is released during the alarm phase of the general adaptation syndrome is .

Several hormones are synthesized in the hypothalamus and transported to the anterior pituitary gland. The mechanism of transportation from hypothalamus to anterior pituitary gland is through the .

Leptin is secreted by .

Figure 16.2Using Figure 16.2, match the following hypothalamic hormones with the pituitary hormone targets: -What is the difference between autocrines and paracrines?

Basal metabolism declines with age. What factors contribute to that decline?

Aldosterone is the most potent mineralocorticoid produced in the adrenals but the least abundant.

Figure 16.2Using Figure 16.2, match the following hypothalamic hormones with the pituitary hormone targets: -Prolactin

The Human Body: an Orientation

Chemistry Comes Alive

Cells: the Living Units

Tissue: the Living Fabric

The Integumentary System

Bones and Skeletal Tissues

The Skeleton

Joints

Muscles and Muscle Tissue

The Muscular System

Fundamentals of the Nervous System and Nervous Tissue

The Central Nervous System

The Peripheral Nervous System and Reflex Activity

The Autonomic Nervous System

The Special Senses

Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels

The Lymphatic System and Lymphoid Organs and Tissues

The Immune System: Innate and Adaptive Body Defensives

The Respiratory System

The Digestive System

Nutrition, Metabolism, and Body Temperature Regulation

The Urinary System

Fluid, Electrolyte, and Acid-Base Balance

The Reproductive System

Pregnancy and Human Development

Heredity

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