Question 1

Which of the following labeled endocrine glands secretes hormones that regulate blood calcium levels?

Accepted Answer

A) B 
B) A 
C) H 
D) D 
E) I 
A) B 
B) A 
C) H 
D) D 
E) I

Question 2

What is the major function of the hormone produced by the cells marked in the thyroid follicle shown in the histology picture?

Accepted Answer

A) Involved in regulation of calcium homeostasis. 
B) Enhances contraction of smooth muscle cells in the uterus during delivery. 
C) In females,initiates development of oocytes.In males,stimulates sperm production. 
D) Stimulates the action of osteoclasts. 
E) Increases blood levels of Na+ and water. 
A) Involved in regulation of calcium homeostasis. 
B) Enhances contraction of smooth muscle cells in the uterus during delivery. 
C) In females,initiates development of oocytes.In males,stimulates sperm production. 
D) Stimulates the action of osteoclasts. 
E) Increases blood levels of Na+ and water.

Question 3

Leptin is a hormone produced by the

Accepted Answer

A) placenta. 
B) ovaries. 
C) testes. 
D) pituitary gland. 
E) adipose tissue. 
A) placenta. 
B) ovaries. 
C) testes. 
D) pituitary gland. 
E) adipose tissue.

Question 4

Compare the metabolic changes that occur during starvation with those that occur in diabetes mellitus.

Accepted Answer

A starving person is lacking energy-prov

Question 5

Which of the following is an example of a hormone that is secreted from an endocrine gland in response to a chemical change in the blood?

Accepted Answer

A) Parathyroid hormone release from the parathyroid gland. 
B) Insulin release from the pancreas. 
C) Glucagon release from the pancreas. 
D) ADH release from the posterior pituitary gland. 
E) All the answer selections are correct. 
A) Parathyroid hormone release from the parathyroid gland. 
B) Insulin release from the pancreas. 
C) Glucagon release from the pancreas. 
D) ADH release from the posterior pituitary gland. 
E) All the answer selections are correct.

Question 6

Which of the following hormones opposes the action of parathyroid hormone?

Accepted Answer

A) Thyroid-stimulating hormone 
B) Testosterone 
C) Insulin 
D) Calcitonin 
E) Calcitriol 
A) Thyroid-stimulating hormone 
B) Testosterone 
C) Insulin 
D) Calcitonin 
E) Calcitriol

Question 7

The amount of ADH that is released by the posterior pituitary glands varies with

Accepted Answer

A) blood osmotic pressure. 
B) blood calcium levels. 
C) blood oxygen levels. 
D) blood glucose levels. 
E) all choices are correct . 
A) blood osmotic pressure. 
B) blood calcium levels. 
C) blood oxygen levels. 
D) blood glucose levels. 
E) all choices are correct .

Question 8

Which of the labeled endocrine glands secretes hGH,TSH,FSH and other hormones?

Accepted Answer

A) A 
B) B 
C) C 
D) I 
E) D 
A) A 
B) B 
C) C 
D) I 
E) D

Question 9

The adrenal medulla develops from which of the following germ layers during embryonic development?

Accepted Answer

A) Mesoderm 
B) Endoderm 
C) Ectoderm 
D) A combination of two of the layers 
E) None of the answer selections are correct 
A) Mesoderm 
B) Endoderm 
C) Ectoderm 
D) A combination of two of the layers 
E) None of the answer selections are correct

Question 10

Which labeled structure in the diagram secretes glucagon?

Accepted Answer

A) A 
B) B 
C) C 
D) D 
E) E 
A) A 
B) B 
C) C 
D) D 
E) E

Question 11

Compare and contrast the mechanisms of action of lipid-soluble versus water-soluble hormones.

Accepted Answer

Upon reaching their target cells,lipid-s

Question 12

All the following hormones are produced and secreted by the ovaries EXCEPT

Accepted Answer

A) estradiol. 
B) estrone. 
C) progesterone. 
D) inhibin. 
E) follicle-stimulating hormone. 
A) estradiol. 
B) estrone. 
C) progesterone. 
D) inhibin. 
E) follicle-stimulating hormone.

Question 13

Which of the following conditions would result from hyposecretion of aldosterone?

Accepted Answer

A) Decreased heart rate 
B) Decreased airway dilation 
C) Dehydration 
D) Decreased oxygen delivery to the brain 
E) Metabolic acidosis 
A) Decreased heart rate 
B) Decreased airway dilation 
C) Dehydration 
D) Decreased oxygen delivery to the brain 
E) Metabolic acidosis

Question 14

What endocrine abnormality does the individual on the left in the picture of identical twins have?

Accepted Answer

A) Goiter 
B) Graves' Disease 
C) Type 2 diabetes 
D) Cushing's syndrome 
E) Pituitary Gigantism 
A) Goiter 
B) Graves' Disease 
C) Type 2 diabetes 
D) Cushing's syndrome 
E) Pituitary Gigantism

Question 15

In addition to increasing growth of bones and soft tissues,somatotropin

Accepted Answer

A) enhances lipolysis 
B) decreases glucose uptake by cells 
C) stimulates liver cells to release glucose 
D) increases cellular uptake of glucose 
A) enhances lipolysis 
B) decreases glucose uptake by cells 
C) stimulates liver cells to release glucose 
D) increases cellular uptake of glucose

Question 16

Which of the following hormones are released in response to decreases in blood glucose concentration?

Accepted Answer

A) Insulin 
B) Luteinizing hormone 
C) Glucagon 
D) Parathyroid hormone 
E) Calcitonin 
A) Insulin 
B) Luteinizing hormone 
C) Glucagon 
D) Parathyroid hormone 
E) Calcitonin

Question 17

Which of the following anterior pituitary hormones stimulates general body growth?

Accepted Answer

A) Somatotropin 
B) Prolactin 
C) Thyrotropin 
D) Luteinizing hormone 
E) Adrenocorticotropic hormone 
A) Somatotropin 
B) Prolactin 
C) Thyrotropin 
D) Luteinizing hormone 
E) Adrenocorticotropic hormone

Question 18

Which of the following is a protein hormone produced by the testes that inhibits secretion of follicle-stimulating hormone by the anterior pituitary gland?

Accepted Answer

A) chorionic gonadotropin 
B) testosterone 
C) estradiol 
D) inhibin 
E) relaxin 
A) chorionic gonadotropin 
B) testosterone 
C) estradiol 
D) inhibin 
E) relaxin

Question 19

Which of the following is NOT a function of a hormone?

Accepted Answer

A) Regulates chemical composition and volume of the internal environment 
B) Regulates metabolism 
C) Regulates glandular secretions 
D) Produces electrolytes 
E) Controls growth and development 
A) Regulates chemical composition and volume of the internal environment 
B) Regulates metabolism 
C) Regulates glandular secretions 
D) Produces electrolytes 
E) Controls growth and development

Question 20

Which labeled structure in the diagram secretes a hormone that stimulates events that lower blood glucose concentration?

Accepted Answer

A) A 
B) B 
C) C 
D) D 
E) E 
A) A 
B) B 
C) C 
D) D 
E) E

Exam 18: The Endocrine System

Which of the following labeled endocrine glands secretes hormones that regulate blood calcium levels?

What is the major function of the hormone produced by the cells marked in the thyroid follicle shown in the histology picture?

Leptin is a hormone produced by the

Compare the metabolic changes that occur during starvation with those that occur in diabetes mellitus.

Which of the following is an example of a hormone that is secreted from an endocrine gland in response to a chemical change in the blood?

Which of the following hormones opposes the action of parathyroid hormone?

The amount of ADH that is released by the posterior pituitary glands varies with

Which of the labeled endocrine glands secretes hGH,TSH,FSH and other hormones?

The adrenal medulla develops from which of the following germ layers during embryonic development?

Which labeled structure in the diagram secretes glucagon?

Compare and contrast the mechanisms of action of lipid-soluble versus water-soluble hormones.

All the following hormones are produced and secreted by the ovaries EXCEPT

Which of the following conditions would result from hyposecretion of aldosterone?

What endocrine abnormality does the individual on the left in the picture of identical twins have?

In addition to increasing growth of bones and soft tissues,somatotropin

Which of the following hormones are released in response to decreases in blood glucose concentration?

Which of the following anterior pituitary hormones stimulates general body growth?

Which of the following is a protein hormone produced by the testes that inhibits secretion of follicle-stimulating hormone by the anterior pituitary gland?

Which of the following is NOT a function of a hormone?

Which labeled structure in the diagram secretes a hormone that stimulates events that lower blood glucose concentration?

An Introduction to the Human Body

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System

The Skeletal System: Bone Tissue

The Skeletal System: the Axial Skeleton

The Skeletal System: The Appendicular Skeleton

Joints

Muscular Tissue

The Muscular System

Nervous Tissue

The Spinal Cord and Spinal Nerves

The Brain and Cranial Nerves

The Autonomic Nervous System

Sensory, Motor, and Integrative Systems

The Special Senses

The Cardiovascular System: the Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels and Hemodynamics

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism and Nutrition

The Urinary System

Fluid, Electrolyte, and Acidbase Homeostasis

The Reproductive Systems

Development and Inheritance

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