Question 1

Steroid hormone receptors may be found

Accepted Answer

A) in the cytoplasm. 
B) in the nucleus. 
C) on the cell surface. 
D) Both in the cytoplasm and in the nucleus. 
A) in the cytoplasm. 
B) in the nucleus. 
C) on the cell surface. 
D) Both in the cytoplasm and in the nucleus.

Question 2

A deficiency of dopamine would allow the production of prolactin.

Accepted Answer

A) True 
 B)False

Question 3

The posterior pituitary gland produces two hormones.

Accepted Answer

A) True 
 B)False

Question 4

Activated calmodulin will,in turn,activate protein kinases.

Accepted Answer

A) True 
 B)False

Question 5

Which of the following is NOT a role of glucagon in blood glucose homeostasis?

Accepted Answer

A) raises blood glucose levels 
B) stimulates glycogenolysis and gluconeogenesis in the liver 
C) promotes lipolysis and ketogenesis 
D) promotes the movement of glucose out of skeletal muscle cells 
A) raises blood glucose levels 
B) stimulates glycogenolysis and gluconeogenesis in the liver 
C) promotes lipolysis and ketogenesis 
D) promotes the movement of glucose out of skeletal muscle cells

Question 6

What is produced when two diiodotyrosine molecules couple together?

Accepted Answer

A) triiodothyronine 
B) tetriodothyronine 
C) thyroxine 
D) Both tetraiodotyronine and thyroxine are correct. 
A) triiodothyronine 
B) tetriodothyronine 
C) thyroxine 
D) Both tetraiodotyronine and thyroxine are correct.

Question 7

Diabetes mellitus occurs due to lack of liver beta-cell function.

Accepted Answer

A) True 
 B)False

Question 8

Thyroid hormones bind to receptors which

Accepted Answer

A) activate tyrosine kinase. 
B) regulate gene transcription. 
C) stimulate production of cyclic AMP. 
D) stimulate production of diacylglycerol. 
A) activate tyrosine kinase. 
B) regulate gene transcription. 
C) stimulate production of cyclic AMP. 
D) stimulate production of diacylglycerol.

Question 9

What are the carrier proteins for glucose diffusion into cells?

Accepted Answer

A) insulin 
B) GLUT4 
C) GLUT2 
D) glucagon 
A) insulin 
B) GLUT4 
C) GLUT2 
D) glucagon

Question 10

What is the precursor molecule for the three types of adrenal cortex hormones?

Accepted Answer

A) vitamin A 
B) vitamin K 
C) adenosine 
D) cholesterol 
A) vitamin A 
B) vitamin K 
C) adenosine 
D) cholesterol

Question 11

Cycles of physiological activity that follow a 24-hour pattern are called

Accepted Answer

A) circadian rhythms. 
B) biomemetic rhythms. 
C) psychological rhythms. 
D) cerebral rhythms. 
A) circadian rhythms. 
B) biomemetic rhythms. 
C) psychological rhythms. 
D) cerebral rhythms.

Question 12

Which of the following is NOT true about a chemical functioning in physiological regulation

Accepted Answer

A) There must be a mechanism to turn off the chemical's action. 
B) The chemicals must be secreted by endocrine glands. 
C) Target cell must have specific receptor molecules for the chemical. 
D) The combination of the chemical and its receptor must cause specific changes to occur in the target cell. 
A) There must be a mechanism to turn off the chemical's action. 
B) The chemicals must be secreted by endocrine glands. 
C) Target cell must have specific receptor molecules for the chemical. 
D) The combination of the chemical and its receptor must cause specific changes to occur in the target cell.

Question 13

___________________ can form a goiter due to the presence of autoantibodies that exert TSH-like effects on the thyroid.

Accepted Answer

A) Grave's disease 
B) Myxedema 
C) Cretinism 
D) Cushing's disease 
A) Grave's disease 
B) Myxedema 
C) Cretinism 
D) Cushing's disease

Question 14

Prolonged stress may stimulate

Accepted Answer

A) symptoms similar to Cushing's syndrome. 
B) increased resistance to disease. 
C) adrenal gland atrophy 
D) no apparent physiological changes. 
A) symptoms similar to Cushing's syndrome. 
B) increased resistance to disease. 
C) adrenal gland atrophy 
D) no apparent physiological changes.

Question 15

Melatonin is secreted by the pineal gland due to parasympathetic stimulation.

Accepted Answer

A) True 
 B)False

Question 16

Inhibition of phosphodiesterase would potentially increase the effects of hormones that activate adenylate cyclase.

Accepted Answer

A) True 
 B)False

Question 17

Which of the following is the most senior precursor molecule?

Accepted Answer

A) a prehormone 
B) a prohormone 
C) a hormone 
D) a hormone receptor 
A) a prehormone 
B) a prohormone 
C) a hormone 
D) a hormone receptor

Question 18

Where is oxytocin produced?

Accepted Answer

A) hypothalamus 
B) pineal gland 
C) anterior pituitary gland 
D) posterior pituitary gland 
A) hypothalamus 
B) pineal gland 
C) anterior pituitary gland 
D) posterior pituitary gland

Question 19

Oxytocin synthesis occurs in the neurohypophysis.

Accepted Answer

A) True 
 B)False

Question 20

Which of the following is NOT one of the three functional categories of corticosteroids?

Accepted Answer

A) mineralocorticoids 
B) glucocorticoids 
C) thyrocorticoids 
D) sex steroids 
A) mineralocorticoids 
B) glucocorticoids 
C) thyrocorticoids 
D) sex steroids

Steroid hormone receptors may be found

A deficiency of dopamine would allow the production of prolactin.

The posterior pituitary gland produces two hormones.

Activated calmodulin will,in turn,activate protein kinases.

Which of the following is NOT a role of glucagon in blood glucose homeostasis?

What is produced when two diiodotyrosine molecules couple together?

Diabetes mellitus occurs due to lack of liver beta-cell function.

Thyroid hormones bind to receptors which

What are the carrier proteins for glucose diffusion into cells?

What is the precursor molecule for the three types of adrenal cortex hormones?

Cycles of physiological activity that follow a 24-hour pattern are called

Which of the following is NOT true about a chemical functioning in physiological regulation

___________________ can form a goiter due to the presence of autoantibodies that exert TSH-like effects on the thyroid.

Prolonged stress may stimulate

Melatonin is secreted by the pineal gland due to parasympathetic stimulation.

Inhibition of phosphodiesterase would potentially increase the effects of hormones that activate adenylate cyclase.

Which of the following is the most senior precursor molecule?

Where is oxytocin produced?

Oxytocin synthesis occurs in the neurohypophysis.

Which of the following is NOT one of the three functional categories of corticosteroids?

The Study of Body Function

Chemical Composition of the Body

Cell Structure and Genetic Control

Enzymes and Energy

Cell Respiration and Metabolism

Interactions Between Cells and the Extracellular Environment

The Nervous System: Neurons and Synapses

The Central Nervous System

The Autonomic Nervous System

Sensory Physiology

Muscle: Mechanisms of Contraction and Neural Control

Blood,Heart and Circulation

Cardiac Output, Blood Flow, and Blood Pressure

The Immune System

Respiratory Physiology

Physiology of the Kidneys

The Digestive System

Regulation of Metabolism

Reproduction

Filters

Exam 11: Endocrine Glands: Secretion and Action of Hormones

Steroid hormone receptors may be found

A deficiency of dopamine would allow the production of prolactin.

The posterior pituitary gland produces two hormones.

Activated calmodulin will,in turn,activate protein kinases.

Which of the following is NOT a role of glucagon in blood glucose homeostasis?

What is produced when two diiodotyrosine molecules couple together?

Diabetes mellitus occurs due to lack of liver beta-cell function.

Thyroid hormones bind to receptors which

What are the carrier proteins for glucose diffusion into cells?

What is the precursor molecule for the three types of adrenal cortex hormones?

Cycles of physiological activity that follow a 24-hour pattern are called

Which of the following is NOT true about a chemical functioning in physiological regulation

___________________ can form a goiter due to the presence of autoantibodies that exert TSH-like effects on the thyroid.

Prolonged stress may stimulate

Melatonin is secreted by the pineal gland due to parasympathetic stimulation.

Inhibition of phosphodiesterase would potentially increase the effects of hormones that activate adenylate cyclase.

Which of the following is the most senior precursor molecule?

Where is oxytocin produced?

Oxytocin synthesis occurs in the neurohypophysis.

Which of the following is NOT one of the three functional categories of corticosteroids?

The Study of Body Function

Chemical Composition of the Body

Cell Structure and Genetic Control

Enzymes and Energy

Cell Respiration and Metabolism

Interactions Between Cells and the Extracellular Environment

The Nervous System: Neurons and Synapses

The Central Nervous System

The Autonomic Nervous System

Sensory Physiology

Muscle: Mechanisms of Contraction and Neural Control

Blood,Heart and Circulation

Cardiac Output, Blood Flow, and Blood Pressure

The Immune System

Respiratory Physiology

Physiology of the Kidneys

The Digestive System

Regulation of Metabolism

Reproduction

Filters