Question 1

What is the function of melatonin?

Accepted Answer

A)  regulate blood glucose levels 
B)  regulate blood calcium levels 
C)  aid in the differentiation of T lymphocytes 
D)  control the daily sleep-wake cycle 
E)  control the color of the skin 
A)  regulate blood glucose levels 
B)  regulate blood calcium levels 
C)  aid in the differentiation of T lymphocytes 
D)  control the daily sleep-wake cycle 
E)  control the color of the skin D

Question 2

Which gland produces melatonin?

Accepted Answer

A)  testes 
B)  thymus gland 
C)  pineal gland 
D)  ovaries 
E)  adrenal glands 
A)  testes 
B)  thymus gland 
C)  pineal gland 
D)  ovaries 
E)  adrenal glands C

Question 3

Which of the following hormones is mispaired with its target organ?

Accepted Answer

A)  TSH- thyroid 
B)  FSH- gonads 
C)  ACTH- adrenal cortex 
D)  LH- kidney 
E)  Gonadotropic hormones- testes and ovaries 
A)  TSH- thyroid 
B)  FSH- gonads 
C)  ACTH- adrenal cortex 
D)  LH- kidney 
E)  Gonadotropic hormones- testes and ovaries D

Question 4

Where is the thymus gland located?

Accepted Answer

A)  in the neck 
B)  in the brain 
C)  in the chest 
D)  near the ovaries/testes 
E)  on top of the kidneys 
A)  in the neck 
B)  in the brain 
C)  in the chest 
D)  near the ovaries/testes 
E)  on top of the kidneys

Question 5

Which of the following organs also produce hormones as a secondary function of the organ?

Accepted Answer

A)  heart 
B)  testes 
C)  ovaries 
D)  adrenal cortex 
E)  thyroid 
A)  heart 
B)  testes 
C)  ovaries 
D)  adrenal cortex 
E)  thyroid

Question 6

How many iodine atoms are in thyroxine?

Accepted Answer

A)  one 
B)  two 
C)  three 
D)  four 
E)  five 
A)  one 
B)  two 
C)  three 
D)  four 
E)  five

Question 7

Which of the following is not involved in blood calcium homeostasis?

Accepted Answer

A)  bones 
B)  thyroid gland 
C)  parathyroid glands 
D)  kidneys 
E)  posterior pituitary 
A)  bones 
B)  thyroid gland 
C)  parathyroid glands 
D)  kidneys 
E)  posterior pituitary

Question 8

Which of the following is a result of mineralocorticoid release?

Accepted Answer

A)  Glucose is not broken down. 
B)  The immune cells are suppressed. 
C)  Inflammation is reduced. 
D)  Proteins and fat are broken down. 
E)  Blood volume and pressure increase. 
A)  Glucose is not broken down. 
B)  The immune cells are suppressed. 
C)  Inflammation is reduced. 
D)  Proteins and fat are broken down. 
E)  Blood volume and pressure increase.

Question 9

What are the symptoms of myxedema?

Accepted Answer

A)  an eye that protrudes from the eye socket 
B)  a mass in the throat 
C)  lethargy, weight gain, puffiness 
D)  tremors in the hands, shaking, balance difficulties 
E)  difficulty with speech, blurred vision 
A)  an eye that protrudes from the eye socket 
B)  a mass in the throat 
C)  lethargy, weight gain, puffiness 
D)  tremors in the hands, shaking, balance difficulties 
E)  difficulty with speech, blurred vision

Question 10

Steroid hormones are derived from what molecule?

Accepted Answer

A)  cholesterol 
B)  peptides 
C)  protein 
D)  glycoproteins 
E)  modified amino acids 
A)  cholesterol 
B)  peptides 
C)  protein 
D)  glycoproteins 
E)  modified amino acids

Question 11

The thyroid gland is located

Accepted Answer

A)  in the neck. 
B)  in the brain. 
C)  on top of the kidneys. 
D)  near the ovaries or testes. 
E)  near the small intestines. 
A)  in the neck. 
B)  in the brain. 
C)  on top of the kidneys. 
D)  near the ovaries or testes. 
E)  near the small intestines.

Question 12

Which of the following does not act to increase the amount of calcium in the blood?

Accepted Answer

A)  bones 
B)  calcitonin 
C)  kidneys 
D)  intestines 
E)  parathyroid hormone 
A)  bones 
B)  calcitonin 
C)  kidneys 
D)  intestines 
E)  parathyroid hormone

Question 13

Which pancreatic hormone stimulates the uptake of glucose by cells?

Accepted Answer

A)  insulin 
B)  glucagon 
C)  estradiol 
D)  epinephrine 
E)  cortisol 
A)  insulin 
B)  glucagon 
C)  estradiol 
D)  epinephrine 
E)  cortisol

Question 14

Which of the following secretes erythropoietin?

Accepted Answer

A)  kidney 
B)  heart 
C)  small intestine 
D)  thymus 
E)  thalamus 
A)  kidney 
B)  heart 
C)  small intestine 
D)  thymus 
E)  thalamus

Question 15

Which of the following statement about the pancreas is not true?

Accepted Answer

A)  The pancreatic islets are the exocrine tissue. 
B)  The pancreas produces insulin and glucagon. 
C)  The pancreas is located near the small intestine. 
D)  The pancreas is not under pituitary control. 
E)  The pancreas is a fish-shaped organ. 
A)  The pancreatic islets are the exocrine tissue. 
B)  The pancreas produces insulin and glucagon. 
C)  The pancreas is located near the small intestine. 
D)  The pancreas is not under pituitary control. 
E)  The pancreas is a fish-shaped organ.

Question 16

How are type 1 and type 2 diabetes mellitus similar?

Accepted Answer

A)  The number of glucose carriers is too low in both. 
B)  The blood glucose levels are very high in both. 
C)  The body does not produce insulin in both. 
D)  The body does not produce glucagon in both. 
E)  Both are a result of obesity. 
A)  The number of glucose carriers is too low in both. 
B)  The blood glucose levels are very high in both. 
C)  The body does not produce insulin in both. 
D)  The body does not produce glucagon in both. 
E)  Both are a result of obesity.

Question 17

The secretion of which hormones qualifies the pancreas as an endocrine gland?

Accepted Answer

A)  insulin and glucagon 
B)  insulin and digestive juices 
C)  digestive juices and glucagon 
D)  mineralocorticoids and insulin 
E)  estradiol and digestive juices 
A)  insulin and glucagon 
B)  insulin and digestive juices 
C)  digestive juices and glucagon 
D)  mineralocorticoids and insulin 
E)  estradiol and digestive juices

Question 18

Which of the following is not a symptom of Addison disease?

Accepted Answer

A)  low blood pressure 
B)  bronzing of the skin 
C)  mild infections that can lead to death 
D)  loss of sodium and water 
E)  increased blood sugar levels 
A)  low blood pressure 
B)  bronzing of the skin 
C)  mild infections that can lead to death 
D)  loss of sodium and water 
E)  increased blood sugar levels

Question 19

It is possible to distinguish exocrine from endocrine tissue in the pancreas under the light microscope.

Accepted Answer

A) True 
 B)False

Question 20

Although other animals produce pheromones, humans have not been shown to make them.

Accepted Answer

A) True 
 B)False

Exam 16: Endocring System

What is the function of melatonin?

Which gland produces melatonin?

Which of the following hormones is mispaired with its target organ?

Where is the thymus gland located?

Which of the following organs also produce hormones as a secondary function of the organ?

How many iodine atoms are in thyroxine?

Which of the following is not involved in blood calcium homeostasis?

Which of the following is a result of mineralocorticoid release?

What are the symptoms of myxedema?

Steroid hormones are derived from what molecule?

The thyroid gland is located

Which of the following does not act to increase the amount of calcium in the blood?

Which pancreatic hormone stimulates the uptake of glucose by cells?

Which of the following secretes erythropoietin?

Which of the following statement about the pancreas is not true?

How are type 1 and type 2 diabetes mellitus similar?

The secretion of which hormones qualifies the pancreas as an endocrine gland?

Which of the following is not a symptom of Addison disease?

It is possible to distinguish exocrine from endocrine tissue in the pancreas under the light microscope.

Although other animals produce pheromones, humans have not been shown to make them.

Human Organization

Chemistery of Life

Cell Structure and Function

Torganization and Regulation of Body Systems

Cardiovascular System : Heart and Blood Vessels

Cardiovascular System : Blood

The Lumphatic and Immune Systems

Biology of Infectious Diseases

Digestive System and Nutrition

Respiratory System

Urinary System

Skeletal System

Muscular System

Nervous System

Senses

Reproductive System

Development and Aging

Patterns of Chromosome Inheritance

Cancer

Patterns of Genetic Inheritance

Dna Piology and Technology

Hummen Evolution

Ecology and the Nature of Ecosystems

Hummen Interactions With the Biosphere

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