Question 1

The testes produce

Accepted Answer

A) LH. 
B) progesterone. 
C) testosterone. 
D) estrogen. 
E) FSH. 
A) LH. 
B) progesterone. 
C) testosterone. 
D) estrogen. 
E) FSH.

Question 2

Define endocrine system.

Accepted Answer

A) The endocrine system includes organs whose primary role is the production of hormones or paracrines. 
B) The endocrine system includes organs whose primary role is the initiation and propagation of electrical impulses. 
C) The endocrine system includes organs whose primary role is the cleaning of blood. 
D) The endocrine system includes organs whose primary role is the digestion and absorption of nutrients. 
E) The endocrine system includes organs whose primary role is the transport of gases,nutrients,and wastes around the body. 
A) The endocrine system includes organs whose primary role is the production of hormones or paracrines. 
B) The endocrine system includes organs whose primary role is the initiation and propagation of electrical impulses. 
C) The endocrine system includes organs whose primary role is the cleaning of blood. 
D) The endocrine system includes organs whose primary role is the digestion and absorption of nutrients. 
E) The endocrine system includes organs whose primary role is the transport of gases,nutrients,and wastes around the body.

Question 3

What is the effect of increased glucagon levels on the amount of glycogen stored in the liver?

Accepted Answer

A) Increased glucagon will increase the amount of glycogen stored in the liver. 
B) Increased glucagon will decrease the amount of glycogen stored in the liver. 
C) Increased glucagon will not change the amount of glycogen stored in the liver. 
A) Increased glucagon will increase the amount of glycogen stored in the liver. 
B) Increased glucagon will decrease the amount of glycogen stored in the liver. 
C) Increased glucagon will not change the amount of glycogen stored in the liver.

Question 4

Differentiate between a first messenger and a second messenger.

Accepted Answer

A first messenger is a hormone whose bin

Question 5

The Pancreatic polypeptide cells (PP cells)of the pancreatic islets produce

Accepted Answer

A) insulin. 
B) glucagon. 
C) pancreatic polypeptide. 
D) cortisol. 
E) GH-IH. 
A) insulin. 
B) glucagon. 
C) pancreatic polypeptide. 
D) cortisol. 
E) GH-IH.

Question 6

All of the following are true of steroid hormones except that they

Accepted Answer

A) are produced by the adrenal medulla. 
B) are derived from cholesterol. 
C) are produced by reproductive glands. 
D) bind to receptors within the cell. 
E) are lipids. 
A) are produced by the adrenal medulla. 
B) are derived from cholesterol. 
C) are produced by reproductive glands. 
D) bind to receptors within the cell. 
E) are lipids.

Question 7

Increased levels of the hormone ________ will lead to increased levels of calcium ions in the blood.

Accepted Answer

A) thymosin 
B) calcitonin 
C) PTH 
D) aldosterone 
E) cortisol 
A) thymosin 
B) calcitonin 
C) PTH 
D) aldosterone 
E) cortisol

Question 8

Cells can respond to ________ hormone(s)at a time.

Accepted Answer

A) only one 
B) one or two 
C) two 
D) several 
A) only one 
B) one or two 
C) two 
D) several

Question 9

Decreased blood flow to the kidneys would not lead to which of the following?

Accepted Answer

A) increased blood levels of renin 
B) elevated blood levels of angiotensin 
C) increased blood levels of erythropoietin 
D) increased release of ADH 
E) increased release of natriuretic peptide 
A) increased blood levels of renin 
B) elevated blood levels of angiotensin 
C) increased blood levels of erythropoietin 
D) increased release of ADH 
E) increased release of natriuretic peptide

Question 10

Pinealocytes produce

Accepted Answer

A) MSH. 
B) FSH. 
C) LH. 
D) melanin. 
E) melatonin. 
A) MSH. 
B) FSH. 
C) LH. 
D) melanin. 
E) melatonin.

Question 11

Describe the two types of diabetes mellitus.

Accepted Answer

A) The two types of diabetes mellitus are type 1,characterized by inadequate ADH production; and type 2,characterized by inadequate glucagon production. 
B) The two types of diabetes mellitus are type 1,characterized by inadequate glucagon production; and type 2,characterized by inadequate ADH production. 
C) The two types of diabetes mellitus are type 1,characterized by inadequate insulin production; and type 2,characterized by insulin resistance. 
D) The two types of diabetes mellitus are type 1,characterized by insulin resistance; and type 2,characterized by inadequate insulin production. 
E) The two types of diabetes mellitus are type 1,characterized by inadequate insulin production; and type 2,characterized by inadequate glucagon production. 
A) The two types of diabetes mellitus are type 1,characterized by inadequate ADH production; and type 2,characterized by inadequate glucagon production. 
B) The two types of diabetes mellitus are type 1,characterized by inadequate glucagon production; and type 2,characterized by inadequate ADH production. 
C) The two types of diabetes mellitus are type 1,characterized by inadequate insulin production; and type 2,characterized by insulin resistance. 
D) The two types of diabetes mellitus are type 1,characterized by insulin resistance; and type 2,characterized by inadequate insulin production. 
E) The two types of diabetes mellitus are type 1,characterized by inadequate insulin production; and type 2,characterized by inadequate glucagon production.

Question 12

Name the two lobes of the pituitary gland.

Accepted Answer

A) superior lobe and inferior lobe 
B) medial lobe and lateral lobe 
C) greater lobe and lesser lobe 
D) anterior lobe and posterior lobe 
E) caudate lobe and quadrate lobe 
A) superior lobe and inferior lobe 
B) medial lobe and lateral lobe 
C) greater lobe and lesser lobe 
D) anterior lobe and posterior lobe 
E) caudate lobe and quadrate lobe

Question 13

If a diabetic patient received too much insulin,the low blood sugar could be corrected by injecting

Accepted Answer

A) glucagon. 
B) GHIH. 
C) thyroid hormone. 
D) aldosterone. 
E) antidiuretic hormone. 
A) glucagon. 
B) GHIH. 
C) thyroid hormone. 
D) aldosterone. 
E) antidiuretic hormone.

Question 14

A rise in cortisol would cause an increase in each of the following except

Accepted Answer

A) the rate of glucose synthesis by the liver. 
B) the rate of glycogen formation by the liver. 
C) the level of fatty acids in the blood. 
D) fatty acid metabolism by muscle cells. 
E) ACTH levels. 
A) the rate of glucose synthesis by the liver. 
B) the rate of glycogen formation by the liver. 
C) the level of fatty acids in the blood. 
D) fatty acid metabolism by muscle cells. 
E) ACTH levels.

Question 15

Calcium ions serve as messengers,often in combination with the intracellular protein

Accepted Answer

A) calcitonin. 
B) calcitriol. 
C) calmodulin. 
D) calcium-binding globulin. 
E) calcitropin. 
A) calcitonin. 
B) calcitriol. 
C) calmodulin. 
D) calcium-binding globulin. 
E) calcitropin.

Question 16

Figure 16-1
-Identify the hormone labeled "13."

Accepted Answer

A) LH 
B) progesterone 
C) estrogen 
D) oxytocin 
E) testosterone 
A) LH 
B) progesterone 
C) estrogen 
D) oxytocin 
E) testosterone

Question 17

Each of the following hormones is an amino acid derivative except

Accepted Answer

A) epinephrine. 
B) norepinephrine. 
C) thyroid hormone. 
D) thyroid-stimulating hormone. 
E) melatonin. 
A) epinephrine. 
B) norepinephrine. 
C) thyroid hormone. 
D) thyroid-stimulating hormone. 
E) melatonin.

Question 18

Define diabetes mellitus.

Accepted Answer

A) Diabetes mellitus is an endocrine disorder characterized by elevated blood glucose levels. 
B) Diabetes mellitus is an endocrine disorder characterized by reduced blood glucose levels. 
C) Diabetes mellitus is an endocrine disorder characterized by excessive thirst and extremely large volumes of dilute urine. 
D) Diabetes mellitus is an endocrine disorder characterized by fluid retention and excretion of small volumes of concentrated urine. 
E) Diabetes mellitus is an endocrine disorder characterized by elevated blood calcium levels. 
A) Diabetes mellitus is an endocrine disorder characterized by elevated blood glucose levels. 
B) Diabetes mellitus is an endocrine disorder characterized by reduced blood glucose levels. 
C) Diabetes mellitus is an endocrine disorder characterized by excessive thirst and extremely large volumes of dilute urine. 
D) Diabetes mellitus is an endocrine disorder characterized by fluid retention and excretion of small volumes of concentrated urine. 
E) Diabetes mellitus is an endocrine disorder characterized by elevated blood calcium levels.

Question 19

Too little secretion of cortisol causes

Accepted Answer

A) goiter. 
B) diabetes mellitus. 
C) diabetes insipidus. 
D) Addison's disease. 
E) Cushing's disease. 
A) goiter. 
B) diabetes mellitus. 
C) diabetes insipidus. 
D) Addison's disease. 
E) Cushing's disease.

Question 20

Before the discovery of these glands,thyroid surgery often led to a rapid drop in blood calcium levels,which triggered muscle contractions and cardiac arrhythmias.What glands are these and which hormone is lacking?

Accepted Answer

A) thyroid glands; calcitonin 
B) parathyroid glands; calcitonin 
C) parathyroid glands; parathyroid hormone 
D) thyroid glands; levothyroxine 
E) parathyroid glands; levothyroxine 
A) thyroid glands; calcitonin 
B) parathyroid glands; calcitonin 
C) parathyroid glands; parathyroid hormone 
D) thyroid glands; levothyroxine 
E) parathyroid glands; levothyroxine

Exam 16: The Endocrine System

The testes produce

Define endocrine system.

What is the effect of increased glucagon levels on the amount of glycogen stored in the liver?

Differentiate between a first messenger and a second messenger.

The Pancreatic polypeptide cells (PP cells)of the pancreatic islets produce

All of the following are true of steroid hormones except that they

Increased levels of the hormone ________ will lead to increased levels of calcium ions in the blood.

Cells can respond to ________ hormone(s)at a time.

Decreased blood flow to the kidneys would not lead to which of the following?

Pinealocytes produce

Describe the two types of diabetes mellitus.

Name the two lobes of the pituitary gland.

If a diabetic patient received too much insulin,the low blood sugar could be corrected by injecting

A rise in cortisol would cause an increase in each of the following except

Calcium ions serve as messengers,often in combination with the intracellular protein

Figure 16-1 -Identify the hormone labeled "13."

Each of the following hormones is an amino acid derivative except

Define diabetes mellitus.

Too little secretion of cortisol causes

Before the discovery of these glands,thyroid surgery often led to a rapid drop in blood calcium levels,which triggered muscle contractions and cardiac arrhythmias.What glands are these and which hormone is lacking?

An Introduction to Anatomy and Physiology

Chemical Level of Organization

Cellular Level of Organization

Tissue Level of Organization

The Integumentary System

Bones and Bone Structure

The Skeleton

Joints

Skeletal Muscle Tissue

The Muscular System

Nervous Tissue

The Spinal Cord, spinal Nerves, and Spinal Reflexes

The Brain, cranial Nerves, and Sensory and Motor Pathways

The Autonomic Nervous System

The Special Senses

Blood

The Heart and Cardiovascular Function

Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism, nutrition, and Energetics

The Urinary System

Fluid,electrolyte,and Acid-Base Balance

The Reproductive System

Development and Inheritance

Filters