Question 1

Some cancerous tumors act like endocrine glands, causing disturbances in electrolyte balance. What might be the result of very high calcium levels in interstitial fluid?

Accepted Answer

A)  Muscle and nerve cells would require less stimulation to depolarize. 
B)  Muscle and nerve cells would require more stimulation to depolarize. 
C)  Depolarization of muscle and nerve cells would not be affected by extra calcium outside the cells. 
D)  Muscle and nerve cell function could only be affected by changing levels of sodium and potassium. 
A)  Muscle and nerve cells would require less stimulation to depolarize. 
B)  Muscle and nerve cells would require more stimulation to depolarize. 
C)  Depolarization of muscle and nerve cells would not be affected by extra calcium outside the cells. 
D)  Muscle and nerve cell function could only be affected by changing levels of sodium and potassium.

Question 2

Mary has to urinate soon after drinking a couple of beers. What affect did the alcohol have on Mary's body?

Accepted Answer

A)  Inhibited the secretion of ADH 
B)  Stimulated the secretion of ADH 
C)  Inhibited the secretion of ACTH 
D)  Stimulated the secretion of ACTH 
A)  Inhibited the secretion of ADH 
B)  Stimulated the secretion of ADH 
C)  Inhibited the secretion of ACTH 
D)  Stimulated the secretion of ACTH

Question 3

What action does insulin produce?

Accepted Answer

A)  A decrease in the concentration of blood glucose 
B)  A decrease in the permeability of cell membranes to glucose 
C)  An increase in the production of glucose from glycogen 
D)  An increase in the concentration of blood glucose 
E)  An increase in gluconeogenesis 
A)  A decrease in the concentration of blood glucose 
B)  A decrease in the permeability of cell membranes to glucose 
C)  An increase in the production of glucose from glycogen 
D)  An increase in the concentration of blood glucose 
E)  An increase in gluconeogenesis

Question 4

Parathyroid hormone stimulates __________.

Accepted Answer

A)  follicular cell activity 
B)  osteoblast activity 
C)  osteoclast activity 
D)  fibroblast activity 
E)  basal metabolic rate 
A)  follicular cell activity 
B)  osteoblast activity 
C)  osteoclast activity 
D)  fibroblast activity 
E)  basal metabolic rate

Question 5

What is an effect of diabetes mellitus?

Accepted Answer

A)  Glucose in the urine 
B)  Decrease urine production 
C)  High blood pressure 
D)  Low blood sugar 
E)  Increase blood pH 
A)  Glucose in the urine 
B)  Decrease urine production 
C)  High blood pressure 
D)  Low blood sugar 
E)  Increase blood pH

Question 6

The pancreas functions as both an endocrine gland and as an exocrine gland.

Accepted Answer

A) True 
 B)False

Question 7

When comparing the nervous system to the endocrine system, which of the following applies to the endocrine system?

Accepted Answer

A)  Endocrine system has more localized and long-lasting effects. 
B)  Endocrine system has more widespread and long-lasting effects. 
C)  Endocrine system has more localized and short-term effects. 
D)  Endocrine system has more widespread and short-term effects. 
A)  Endocrine system has more localized and long-lasting effects. 
B)  Endocrine system has more widespread and long-lasting effects. 
C)  Endocrine system has more localized and short-term effects. 
D)  Endocrine system has more widespread and short-term effects.

Question 8

The inner region of the __________ produces hormones associated with fight-or-flight effects.

Accepted Answer

A)  thyroid gland 
B)  pancreas 
C)  hypothalamus 
D)  adrenal gland 
E)  ovary 
A)  thyroid gland 
B)  pancreas 
C)  hypothalamus 
D)  adrenal gland 
E)  ovary

Question 9

An endocrinologist is examining a patient complaining of weakness, weight loss, and heat intolerance. The doctor also notes the patient's obvious exophthalmos. Given these symptoms, what is the most likely diagnosis?

Accepted Answer

A)  Hyposecretion of parathyroid hormone 
B)  Hypersecretion of parathyroid hormone 
C)  Hyposecretion of thyroid hormone 
D)  Hypersecretion of thyroid hormone 
E)  Hyposecretion of calcitonin 
A)  Hyposecretion of parathyroid hormone 
B)  Hypersecretion of parathyroid hormone 
C)  Hyposecretion of thyroid hormone 
D)  Hypersecretion of thyroid hormone 
E)  Hyposecretion of calcitonin

Question 10

In the resistance stage of a stress response, sympathetic nerves stimulate the adrenal cortex.

Accepted Answer

A) True 
 B)False

Question 11

What is the action of insulin?

Accepted Answer

A)  Stimulates liver cells to convert glycogen to glucose 
B)  Stimulates liver cells to convert glucose to glycogen 
C)  Stimulates muscle cells to transport glucose into cells 
D)  Stimulates tissue cells to convert fatty acids to glucose 
A)  Stimulates liver cells to convert glycogen to glucose 
B)  Stimulates liver cells to convert glucose to glycogen 
C)  Stimulates muscle cells to transport glucose into cells 
D)  Stimulates tissue cells to convert fatty acids to glucose

Question 12

How do steroid hormones produce their effects?

Accepted Answer

A)  By combining with receptors on the surfaces of cell membranes 
B)  By activating the formation of adenylate cyclase 
C)  By producing cyclic AMP 
D)  By activating genes 
E)  By clogging blood vessels 
A)  By combining with receptors on the surfaces of cell membranes 
B)  By activating the formation of adenylate cyclase 
C)  By producing cyclic AMP 
D)  By activating genes 
E)  By clogging blood vessels

Question 13

What type of neurons stimulate secretions from cells of the adrenal medulla?

Accepted Answer

A)  Somatic motor neurons 
B)  Parasympathetic neurons 
C)  Sensory neurons 
D)  Sympathetic neurons 
E)  Interneurons 
A)  Somatic motor neurons 
B)  Parasympathetic neurons 
C)  Sensory neurons 
D)  Sympathetic neurons 
E)  Interneurons

Question 14

What is the term for chemical messengers that are released into interstitial fluid, diffuse into the blood stream, and act on target cells that are a distance away?

Accepted Answer

A)  Ligand 
B)  Neurotransmitter 
C)  Hormone 
D)  Glycolipid 
A)  Ligand 
B)  Neurotransmitter 
C)  Hormone 
D)  Glycolipid

Question 15

The secretion of pituitary hormones is largely controlled by the hypothalamus.

Accepted Answer

A) True 
 B)False

Question 16

During which phase of the stress response is ACTH released?

Accepted Answer

A)  Alarm phase 
B)  Resistance phase 
A)  Alarm phase 
B)  Resistance phase

Question 17

What causes diabetes insipidus?

Accepted Answer

A)  A lack of insulin 
B)  An excess of insulin 
C)  A lack of ADH 
D)  An excess of ADH 
E)  A defective response of target cells to insulin 
A)  A lack of insulin 
B)  An excess of insulin 
C)  A lack of ADH 
D)  An excess of ADH 
E)  A defective response of target cells to insulin

Question 18

During which phase of the stress response is epinephrine and norepinephrine released?

Accepted Answer

A)  Alarm phase 
B)  Resistance phase 
A)  Alarm phase 
B)  Resistance phase

Question 19

A person with an abnormally high metabolic rate, is underweight, and has protruding eyes is exhibiting symptoms of what disorder?

Accepted Answer

A)  Hypothyroidism 
B)  Hyperthyroidism 
C)  Diabetes mellitus 
D)  Diabetes insipidus 
E)  Growth hormone deficiency 
A)  Hypothyroidism 
B)  Hyperthyroidism 
C)  Diabetes mellitus 
D)  Diabetes insipidus 
E)  Growth hormone deficiency

Question 20

Diabetes insipidus is a metabolic disease caused by lack of insulin or decreased sensitivity to insulin.

Accepted Answer

A) True 
 B)False

Some cancerous tumors act like endocrine glands, causing disturbances in electrolyte balance. What might be the result of very high calcium levels in interstitial fluid?

Mary has to urinate soon after drinking a couple of beers. What affect did the alcohol have on Mary's body?

What action does insulin produce?

Parathyroid hormone stimulates __________.

What is an effect of diabetes mellitus?

The pancreas functions as both an endocrine gland and as an exocrine gland.

When comparing the nervous system to the endocrine system, which of the following applies to the endocrine system?

The inner region of the __________ produces hormones associated with fight-or-flight effects.

An endocrinologist is examining a patient complaining of weakness, weight loss, and heat intolerance. The doctor also notes the patient's obvious exophthalmos. Given these symptoms, what is the most likely diagnosis?

In the resistance stage of a stress response, sympathetic nerves stimulate the adrenal cortex.

What is the action of insulin?

How do steroid hormones produce their effects?

What type of neurons stimulate secretions from cells of the adrenal medulla?

What is the term for chemical messengers that are released into interstitial fluid, diffuse into the blood stream, and act on target cells that are a distance away?

The secretion of pituitary hormones is largely controlled by the hypothalamus.

During which phase of the stress response is ACTH released?

What causes diabetes insipidus?

During which phase of the stress response is epinephrine and norepinephrine released?

A person with an abnormally high metabolic rate, is underweight, and has protruding eyes is exhibiting symptoms of what disorder?

Diabetes insipidus is a metabolic disease caused by lack of insulin or decreased sensitivity to insulin.

Introduction to Human Anatomy and Physiology

Chemical Basis of Life

Cells

Cellular Metabolism

Tissues

Integumentary System

Skeletal System

Muscular System

Pregnancy, Growth, Development, and Genetics

Nervous System

The Senses

Blood

Cardiovascular System

Lymphatic System and Immunity

Digestion and Nutrition

Respiratory System

Urinary System

Water, Electrolyte, and Acid-Base Balance

Reproductive Systems

Filters

Exam 11: Endocrine System

Some cancerous tumors act like endocrine glands, causing disturbances in electrolyte balance. What might be the result of very high calcium levels in interstitial fluid?

Mary has to urinate soon after drinking a couple of beers. What affect did the alcohol have on Mary's body?

What action does insulin produce?

Parathyroid hormone stimulates __________.

What is an effect of diabetes mellitus?

The pancreas functions as both an endocrine gland and as an exocrine gland.

When comparing the nervous system to the endocrine system, which of the following applies to the endocrine system?

The inner region of the __________ produces hormones associated with fight-or-flight effects.

An endocrinologist is examining a patient complaining of weakness, weight loss, and heat intolerance. The doctor also notes the patient's obvious exophthalmos. Given these symptoms, what is the most likely diagnosis?

In the resistance stage of a stress response, sympathetic nerves stimulate the adrenal cortex.

What is the action of insulin?

How do steroid hormones produce their effects?

What type of neurons stimulate secretions from cells of the adrenal medulla?

What is the term for chemical messengers that are released into interstitial fluid, diffuse into the blood stream, and act on target cells that are a distance away?

The secretion of pituitary hormones is largely controlled by the hypothalamus.

During which phase of the stress response is ACTH released?

What causes diabetes insipidus?

During which phase of the stress response is epinephrine and norepinephrine released?

A person with an abnormally high metabolic rate, is underweight, and has protruding eyes is exhibiting symptoms of what disorder?

Diabetes insipidus is a metabolic disease caused by lack of insulin or decreased sensitivity to insulin.

Introduction to Human Anatomy and Physiology

Chemical Basis of Life

Cells

Cellular Metabolism

Tissues

Integumentary System

Skeletal System

Muscular System

Pregnancy, Growth, Development, and Genetics

Nervous System

The Senses

Blood

Cardiovascular System

Lymphatic System and Immunity

Digestion and Nutrition

Respiratory System

Urinary System

Water, Electrolyte, and Acid-Base Balance

Reproductive Systems

Filters