Question 1

Which of the following represent long-loop negative feedback in the CRH-ACTH-cortisol system?

Accepted Answer

A)  Cortisol inhibits CRH secretion. 
B)  CRH inhibits ACTH secretion. 
C)  ACTH inhibits CRH secretion. 
D)  ACTH inhibits cortisol secretion. 
A)  Cortisol inhibits CRH secretion. 
B)  CRH inhibits ACTH secretion. 
C)  ACTH inhibits CRH secretion. 
D)  ACTH inhibits cortisol secretion.

Question 2

Which statement about the post-receptor events of hydrophilic hormones is INCORRECT?

Accepted Answer

A)  Adenylyl cyclase forms cyclic AMP. 
B)  Cyclic AMP is a secondary messenger. 
C)  Some hydrophilic hormones use Ca ions as a secondary messenger. 
D)  Steroid hormones use this kind of hormone mechanism. 
A)  Adenylyl cyclase forms cyclic AMP. 
B)  Cyclic AMP is a secondary messenger. 
C)  Some hydrophilic hormones use Ca ions as a secondary messenger. 
D)  Steroid hormones use this kind of hormone mechanism.

Question 3

Which statement concerning hypophysiotropic hormones is correct?

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 4

The ____________________ is the cylindrical shaft of a long bone.

Accepted Answer

The answer of The ____________________ is the cylindrical shaft of...

Question 5

Which statement about peptide hormones is INCORRECT?

Accepted Answer

A)  They include adrenal cortex hormones. 
B)  Insulin is an example. 
C)  They are stored within secretory granules. 
D)  They are secreted from endocrine glands. 
A)  They include adrenal cortex hormones. 
B)  Insulin is an example. 
C)  They are stored within secretory granules. 
D)  They are secreted from endocrine glands.

Question 6

Which statement concerning tropic hormones is correct?

Accepted Answer

A)  They are produced by the posterior pituitary. 
B)  They are secreted only by the hypothalamus. 
C)  They primarily regulate hormone secretion by certain other endocrine glands. 
D)  All have non-tropic functions, too. 
A)  They are produced by the posterior pituitary. 
B)  They are secreted only by the hypothalamus. 
C)  They primarily regulate hormone secretion by certain other endocrine glands. 
D)  All have non-tropic functions, too.

Question 7

The cells of Leydig secrete ICSH.

Accepted Answer

A) True 
 B)False

Question 8

Which endocrine hypofunction disorder does NOT result from too little hormone activity?

Accepted Answer

A)  lack of target cell receptors 
B)  hyposecretion 
C)  reduced plasma protein binding 
D)  increased removal from blood 
A)  lack of target cell receptors 
B)  hyposecretion 
C)  reduced plasma protein binding 
D)  increased removal from blood

Question 9

MATCHING
Indicate whether the characteristics below apply to the endocrine system or the nervous system by using the answer code (options may be used more than once or not at all).
-secretes chemical messengers that affect target cells

Accepted Answer

A) applies to the endocrine system 
B) applies to the nervous system 
C) applies to both the endocrine and nervous systems 
A) applies to the endocrine system 
B) applies to the nervous system 
C) applies to both the endocrine and nervous systems

Question 10

This releasing hormone,called ____________________,ultimately causes secretion of adrenocorticosteroids.

Accepted Answer

corticotro

Question 11

Permissiveness refers to the conversion of inactive enzymes into active enzymes by hormones,thus permitting the enzymes to perform their function.

Accepted Answer

A) True 
 B)False

Question 12

What is NOT a function of the endocrine system?

Accepted Answer

A)  maintenance of blood sugar levels 
B)  regulation of metabolic activity and H2O and electrolyte balance 
C)  promotion of growth and development 
D)  transduction of external stimuli 
A)  maintenance of blood sugar levels 
B)  regulation of metabolic activity and H2O and electrolyte balance 
C)  promotion of growth and development 
D)  transduction of external stimuli

Question 13

Which statement is correct about hormones?

Accepted Answer

A)  They are released from exocrine glands. 
B)  They interact with receptors at target-cell sites. 
C)  They are synthesized in the lymph nodes. 
D)  They interact with receptors in the blood. 
A)  They are released from exocrine glands. 
B)  They interact with receptors at target-cell sites. 
C)  They are synthesized in the lymph nodes. 
D)  They interact with receptors in the blood.

Question 14

The ____________________ and ____________________ nuclei in the hypothalamus produce vasopressin and oxytocin.

Accepted Answer

supraoptic

Question 15

Acromegaly develops from a deficiency of the growth hormone.

Accepted Answer

A) True 
 B)False

Question 16

Hormones may be steroids,peptides,or amines.

Accepted Answer

A) True 
 B)False

Question 17

Indicate which hormone is responsible for each action by using the answer code (options may be used more than once or not at all).
-stimulates secretion of thyroid hormone

Accepted Answer

A) vasopressin 
B) oxytocin 
C) TSH 
D) ACTH 
E) growth hormone
F)hormone not listed 
A) vasopressin 
B) oxytocin 
C) TSH 
D) ACTH 
E) growth hormone
F)hormone not listed

Question 18

Which characteristic is NOT shared by both lipophilic and hydrophilic hormones?

Accepted Answer

A)  amplification of hormone actions in the target cell 
B)  transport via plasma proteins 
C)  synergistic actions 
D)  antagonistic actions 
A)  amplification of hormone actions in the target cell 
B)  transport via plasma proteins 
C)  synergistic actions 
D)  antagonistic actions

Question 19

The nervous system exerts considerable control over the endocrine system,but hormones have no influence over the nervous system.

Accepted Answer

A) True 
 B)False

Question 20

Which statement regarding endocrine glands is INCORRECT?

Accepted Answer

A)  They produce hormones. 
B)  They secrete their products into the blood. 
C)  They comprise epithelial tissue. 
D)  They are all controlled by the nervous system. 
A)  They produce hormones. 
B)  They secrete their products into the blood. 
C)  They comprise epithelial tissue. 
D)  They are all controlled by the nervous system.

Which of the following represent long-loop negative feedback in the CRH-ACTH-cortisol system?

Which statement about the post-receptor events of hydrophilic hormones is INCORRECT?

Which statement concerning hypophysiotropic hormones is correct?

The ____________________ is the cylindrical shaft of a long bone.

Which statement about peptide hormones is INCORRECT?

Which statement concerning tropic hormones is correct?

The cells of Leydig secrete ICSH.

Which endocrine hypofunction disorder does NOT result from too little hormone activity?

MATCHING Indicate whether the characteristics below apply to the endocrine system or the nervous system by using the answer code (options may be used more than once or not at all). -secretes chemical messengers that affect target cells

This releasing hormone,called ____________________,ultimately causes secretion of adrenocorticosteroids.

Permissiveness refers to the conversion of inactive enzymes into active enzymes by hormones,thus permitting the enzymes to perform their function.

What is NOT a function of the endocrine system?

Which statement is correct about hormones?

The and nuclei in the hypothalamus produce vasopressin and oxytocin.

Acromegaly develops from a deficiency of the growth hormone.

Hormones may be steroids,peptides,or amines.

Indicate which hormone is responsible for each action by using the answer code (options may be used more than once or not at all). -stimulates secretion of thyroid hormone

Which characteristic is NOT shared by both lipophilic and hydrophilic hormones?

The nervous system exerts considerable control over the endocrine system,but hormones have no influence over the nervous system.

Which statement regarding endocrine glands is INCORRECT?

The Foundation of Physiology

Cell Physiology

The Central Nervous System

The Peripheral Nervous System

Muscle Physiology

Cardiac Physiology

Vascular Physiology

The Blood

Body Defences

The Respiratory System

The Urinary System

Fluid and Acid Base Balance

The Digestive System

Energy Balance and Temperature Regulation

The Endocrine Glands

The Reproductive System

Filters

Exam 5: Principals of Endocrinology; The Central Endocrine Glands

Which of the following represent long-loop negative feedback in the CRH-ACTH-cortisol system?

Which statement about the post-receptor events of hydrophilic hormones is INCORRECT?

Which statement concerning hypophysiotropic hormones is correct?

The ____________________ is the cylindrical shaft of a long bone.

Which statement about peptide hormones is INCORRECT?

Which statement concerning tropic hormones is correct?

The cells of Leydig secrete ICSH.

Which endocrine hypofunction disorder does NOT result from too little hormone activity?

MATCHING Indicate whether the characteristics below apply to the endocrine system or the nervous system by using the answer code (options may be used more than once or not at all). -secretes chemical messengers that affect target cells

This releasing hormone,called ____________________,ultimately causes secretion of adrenocorticosteroids.

Permissiveness refers to the conversion of inactive enzymes into active enzymes by hormones,thus permitting the enzymes to perform their function.

What is NOT a function of the endocrine system?

Which statement is correct about hormones?

The ____________________ and ____________________ nuclei in the hypothalamus produce vasopressin and oxytocin.

Acromegaly develops from a deficiency of the growth hormone.

Hormones may be steroids,peptides,or amines.

Indicate which hormone is responsible for each action by using the answer code (options may be used more than once or not at all). -stimulates secretion of thyroid hormone

Which characteristic is NOT shared by both lipophilic and hydrophilic hormones?

The nervous system exerts considerable control over the endocrine system,but hormones have no influence over the nervous system.

Which statement regarding endocrine glands is INCORRECT?

The Foundation of Physiology

Cell Physiology

The Central Nervous System

The Peripheral Nervous System

Muscle Physiology

Cardiac Physiology

Vascular Physiology

The Blood

Body Defences

The Respiratory System

The Urinary System

Fluid and Acid Base Balance

The Digestive System

Energy Balance and Temperature Regulation

The Endocrine Glands

The Reproductive System

Filters

The and nuclei in the hypothalamus produce vasopressin and oxytocin.