Question 1

Specialization of target-cell receptors explains the specificity of hormonal action.

Accepted Answer

A) True 
 B)False

Question 2

A portal system exists between which of the following glands?

Accepted Answer

A) adrenal cortex and adrenal medulla 
B) hypothalamus and anterior pituitary 
C)  hypothalamus and posterior pituitary 
D)  thyroid gland and parathyroid gland 
A) adrenal cortex and adrenal medulla 
B) hypothalamus and anterior pituitary 
C)  hypothalamus and posterior pituitary 
D)  thyroid gland and parathyroid gland

Question 3

Match posterior and anterior pituitary, labelled a. through c., with their features. (Options may be used more than once or not at all.)
a. applies to the posterior pituitary
b. applies to the anterior pituitary
c. applies to both the posterior and the anterior pituitary
-releases primarily tropic hormones into the blood

Accepted Answer

The answer of Match posterior and anterior pituitary, labelled a....

Question 4

Lipophilic hormones interact with which of the following prior to gene activation?

Accepted Answer

A) membrane receptors 
B) cAMP 
C)  hormone response elements 
D)  G proteins 
A) membrane receptors 
B) cAMP 
C)  hormone response elements 
D)  G proteins

Question 5

Which of these hormones is a neurohormone?

Accepted Answer

A) vasopressin 
B) thyroid hormone 
C)  growth hormone 
D)  cortisol 
A) vasopressin 
B) thyroid hormone 
C)  growth hormone 
D)  cortisol

Question 6

Which of these pituitary hormones is NOT involved in reproductive physiology?

Accepted Answer

A) follicle-stimulating hormone 
B) luteinizing hormone 
C)  oxytocin 
D)  vasopressin 
A) follicle-stimulating hormone 
B) luteinizing hormone 
C)  oxytocin 
D)  vasopressin

Question 7

Which statement correctly describes growth hormone?

Accepted Answer

A) It directly stimulates bone growth. 
B) It affects bones via somatomedin release. 
C)  It promotes closure of the epiphyseal plate. 
D)  It promotes low blood glucose level. 
A) It directly stimulates bone growth. 
B) It affects bones via somatomedin release. 
C)  It promotes closure of the epiphyseal plate. 
D)  It promotes low blood glucose level.

Question 8

Each anterior pituitary hormone is controlled by a single hypophysiotropic hormone from the hypothalamus.

Accepted Answer

A) True 
 B)False

Question 9

Why do hormones have specificity?

Accepted Answer

A) due to specialized hormone secretion 
B) due to molecular rearrangement at the site of action 
C)  due to specific binding of hormones to plasma proteins 
D)  due to specialization of target-cell receptors 
A) due to specialized hormone secretion 
B) due to molecular rearrangement at the site of action 
C)  due to specific binding of hormones to plasma proteins 
D)  due to specialization of target-cell receptors

Question 10

The cells of Leydig secrete ICSH.

Accepted Answer

A) True 
 B)False

Question 11

What does excessive growth hormone secretion in an adult lead to?

Accepted Answer

A) gigantism 
B) disproportionate growth, resulting in thickened bones and coarse features 
C)  Cushing's syndrome 
D)  central obesity 
A) gigantism 
B) disproportionate growth, resulting in thickened bones and coarse features 
C)  Cushing's syndrome 
D)  central obesity

Question 12

____________________ are hormones derived from the amino acid tyrosine.

Accepted Answer

The answer of ____________________ are hormones derived from the amino...

Question 13

The majority of hormones fall into the class of ______________________.

Accepted Answer

The answer of The majority of hormones fall into the...

Question 14

Match the hormones, labelled a. through d., with the characteristics.
a.steroids
b.catecholamines
c.peptides
d.thyroid hormone
-synthesized by the endoplasmic reticulum-Golgi complex system

Accepted Answer

The answer of Match the hormones, labelled a. through d.,...

Question 15

Match posterior and anterior pituitary, labelled a. through c., with their features. (Options may be used more than once or not at all.)
a. applies to the posterior pituitary
b. applies to the anterior pituitary
c. applies to both the posterior and the anterior pituitary
-connected to the hypothalamus by a vascular link

Accepted Answer

The answer of Match posterior and anterior pituitary, labelled a....

Question 16

Which of the following statements correctly describes hypophysiotropic hormones?

Accepted Answer

A) Each hypophysiotropic hormone influences only one anterior pituitary hormone. 
B) All hypophysiotropic hormones stimulate the release of anterior pituitary hormones. 
C)  Hypophysiotropic hormones are also produced outside the hypothalamus, where they serve different functions. 
D)  Hypophysiotropic hormones are secreted into the general circulation. 
A) Each hypophysiotropic hormone influences only one anterior pituitary hormone. 
B) All hypophysiotropic hormones stimulate the release of anterior pituitary hormones. 
C)  Hypophysiotropic hormones are also produced outside the hypothalamus, where they serve different functions. 
D)  Hypophysiotropic hormones are secreted into the general circulation.

Question 17

A "primary" defect in an endocrine system means that the defect is at the hypothalamus.

Accepted Answer

A) True 
 B)False

Question 18

Which of the following statements correctly describes growth hormone?

Accepted Answer

A) Growth hormone levels in the blood are directly correlated with the rate of growth throughout life. 
B) Growth hormone stimulates the secretion of somatomedins. 
C)  Growth hormone stimulates osteoclast activity. 
D)  Excessive growth hormone in adults will cause the disease called gigantism. 
A) Growth hormone levels in the blood are directly correlated with the rate of growth throughout life. 
B) Growth hormone stimulates the secretion of somatomedins. 
C)  Growth hormone stimulates osteoclast activity. 
D)  Excessive growth hormone in adults will cause the disease called gigantism.

Question 19

Growth hormone does not directly affect bone growth, but instead stimulates the release of somatomedins from the liver, which in turn promote bone growth.

Accepted Answer

A) True 
 B)False

Question 20

How does growth hormone exert its effects on growth?

Accepted Answer

A) by stimulating production of somatomedins 
B) by directly invoking gene activity 
C)  by elevating blood glucose levels 
D)  by increasing fat metabolism 
A) by stimulating production of somatomedins 
B) by directly invoking gene activity 
C)  by elevating blood glucose levels 
D)  by increasing fat metabolism

Specialization of target-cell receptors explains the specificity of hormonal action.

A portal system exists between which of the following glands?

Lipophilic hormones interact with which of the following prior to gene activation?

Which of these hormones is a neurohormone?

Which of these pituitary hormones is NOT involved in reproductive physiology?

Which statement correctly describes growth hormone?

Each anterior pituitary hormone is controlled by a single hypophysiotropic hormone from the hypothalamus.

Why do hormones have specificity?

The cells of Leydig secrete ICSH.

What does excessive growth hormone secretion in an adult lead to?

____________________ are hormones derived from the amino acid tyrosine.

The majority of hormones fall into the class of ______________________.

Match the hormones, labelled a. through d., with the characteristics. a.steroids b.catecholamines c.peptides d.thyroid hormone -synthesized by the endoplasmic reticulum-Golgi complex system

Which of the following statements correctly describes hypophysiotropic hormones?

A "primary" defect in an endocrine system means that the defect is at the hypothalamus.

Which of the following statements correctly describes growth hormone?

Growth hormone does not directly affect bone growth, but instead stimulates the release of somatomedins from the liver, which in turn promote bone growth.

How does growth hormone exert its effects on growth?

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Peripheral Nervous System: Afferent Division; Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

Body Defenses

The Respiratory System

The Urinary System

Fluid and Acidbase Balance

The Digestive System

Energy Balance and Temperature Regulation

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Exam 5: The Central Nervous System

Specialization of target-cell receptors explains the specificity of hormonal action.

A portal system exists between which of the following glands?

Lipophilic hormones interact with which of the following prior to gene activation?

Which of these hormones is a neurohormone?

Which of these pituitary hormones is NOT involved in reproductive physiology?

Which statement correctly describes growth hormone?

Each anterior pituitary hormone is controlled by a single hypophysiotropic hormone from the hypothalamus.

Why do hormones have specificity?

The cells of Leydig secrete ICSH.

What does excessive growth hormone secretion in an adult lead to?

____________________ are hormones derived from the amino acid tyrosine.

The majority of hormones fall into the class of ______________________.

Match the hormones, labelled a. through d., with the characteristics. a.steroids b.catecholamines c.peptides d.thyroid hormone -synthesized by the endoplasmic reticulum-Golgi complex system

Which of the following statements correctly describes hypophysiotropic hormones?

A "primary" defect in an endocrine system means that the defect is at the hypothalamus.

Which of the following statements correctly describes growth hormone?

Growth hormone does not directly affect bone growth, but instead stimulates the release of somatomedins from the liver, which in turn promote bone growth.

How does growth hormone exert its effects on growth?

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Peripheral Nervous System: Afferent Division; Special Senses

The Peripheral Nervous System: Efferent Division

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

Body Defenses

The Respiratory System

The Urinary System

Fluid and Acidbase Balance

The Digestive System

Energy Balance and Temperature Regulation

Filters