Question 1

Decreased levels of parathyroid hormone could result in

Accepted Answer

A)  tetany. 
B)  profuse urination. 
C)  increased sweating. 
D)  depressed immune activity. 
E)  all of the above 
A)  tetany. 
B)  profuse urination. 
C)  increased sweating. 
D)  depressed immune activity. 
E)  all of the above

Question 2

Insulin-dependent diabetes mellitus is also known as

Accepted Answer

A)  non-insulin-dependent diabetes. 
B)  Type II. 
C)  Type III. 
D)  Type I. 
E)  diabetes insipidus. 
A)  non-insulin-dependent diabetes. 
B)  Type II. 
C)  Type III. 
D)  Type I. 
E)  diabetes insipidus.

Question 3

The hypothalamus controls the secretions of the posterior pituitary by way of

Accepted Answer

A)  direct neural stimulation. 
B)  direct mechanical control. 
C)  releasing and inhibiting hormones. 
D)  altering ion concentrations in the anterior pituitary. 
E)  gap junctions. 
A)  direct neural stimulation. 
B)  direct mechanical control. 
C)  releasing and inhibiting hormones. 
D)  altering ion concentrations in the anterior pituitary. 
E)  gap junctions.

Question 4

Which of the following could cause ineffective production of calcitriol?

Accepted Answer

A)  exposure to too much sunlight 
B)  lack of sunlight 
C)  increased levels of MSH 
D)  increased levels of gonadotrophins 
E)  inability to produce sufficient amounts of melanin 
A)  exposure to too much sunlight 
B)  lack of sunlight 
C)  increased levels of MSH 
D)  increased levels of gonadotrophins 
E)  inability to produce sufficient amounts of melanin

Question 5

Using the figure above, identify the labeled part.
-Label D: ________

Accepted Answer

The answer of   Using the figure above, identify...

Question 6

Generally, the actions of hormones

Accepted Answer

A)  tend to be more widespread than actions of the nervous system. 
B)  are longer lasting than actions of the nervous system. 
C)  are slower to react than the nervous system. 
D)  cause changes in the machinery of the cells. 
E)  all of the above 
A)  tend to be more widespread than actions of the nervous system. 
B)  are longer lasting than actions of the nervous system. 
C)  are slower to react than the nervous system. 
D)  cause changes in the machinery of the cells. 
E)  all of the above

Question 7

Steroid hormones

Accepted Answer

A)  bind to receptors on the surface of the cell. 
B)  function by way of a second messenger system. 
C)  cannot diffuse through the plasma membrane. 
D)  bind to intracellular receptors. 
E)  function by activating cAMP. 
A)  bind to receptors on the surface of the cell. 
B)  function by way of a second messenger system. 
C)  cannot diffuse through the plasma membrane. 
D)  bind to intracellular receptors. 
E)  function by activating cAMP.

Question 8

Insulin directly causes

Accepted Answer

A)  increased heart activity. 
B)  increased blood pressure. 
C)  increased glycogen storage. 
D)  release of lipids by adipose tissue. 
E)  increased blood glucose levels. 
A)  increased heart activity. 
B)  increased blood pressure. 
C)  increased glycogen storage. 
D)  release of lipids by adipose tissue. 
E)  increased blood glucose levels.

Question 9

The pituitary hormone that promotes testosterone release in males and ovulation in females is

Accepted Answer

A)  TSH. 
B)  ACTH. 
C)  FSH. 
D)  LH. 
E)  GH. 
A)  TSH. 
B)  ACTH. 
C)  FSH. 
D)  LH. 
E)  GH.

Question 10

The endocrine system

Accepted Answer

A)  releases chemicals into the bloodstream for distribution throughout the body. 
B)  releases hormones that alter the metabolic activities of many different tissues and organs simultaneously. 
C)  produces effects that can last for hours, days, and even longer. 
D)  A and C only 
E)  all of the above 
A)  releases chemicals into the bloodstream for distribution throughout the body. 
B)  releases hormones that alter the metabolic activities of many different tissues and organs simultaneously. 
C)  produces effects that can last for hours, days, and even longer. 
D)  A and C only 
E)  all of the above

Question 11

The inner portion of the suprarenal gland is the suprarenal _________________________.

Accepted Answer

The answer of The inner portion of the suprarenal gland...

Question 12

Thyroid hormone contains the amino acid

Accepted Answer

A)  lysine. 
B)  leucine. 
C)  glycine. 
D)  tyrosine. 
E)  thyronine. 
A)  lysine. 
B)  leucine. 
C)  glycine. 
D)  tyrosine. 
E)  thyronine.

Question 13

Triiodothyronine is a hormone secreted by the

Accepted Answer

A)  thyroid gland. 
B)  pancreas. 
C)  parathyroid glands. 
D)  hypothalamus. 
E)  all of the above 
A)  thyroid gland. 
B)  pancreas. 
C)  parathyroid glands. 
D)  hypothalamus. 
E)  all of the above

Question 14

In studying a group of cells, it is noticed that when stimulated by a particular hormone, there is marked increase in the quantity of adenylate cyclase in a cell. The hormone being studied is probably

Accepted Answer

A)  a steroid. 
B)  a peptide. 
C)  testosterone. 
D)  estrogen. 
E)  aldosterone. 
A)  a steroid. 
B)  a peptide. 
C)  testosterone. 
D)  estrogen. 
E)  aldosterone.

Question 15

The C-cells of the parathyroid glands produce a hormone that

Accepted Answer

A)  stimulates the formation of white blood cells. 
B)  increases the level of calcium ions in the blood. 
C)  increases the level of sodium ions in the blood. 
D)  increases the level of potassium ions in the blood. 
E)  desreases the level of calcium ions in the blood. 
A)  stimulates the formation of white blood cells. 
B)  increases the level of calcium ions in the blood. 
C)  increases the level of sodium ions in the blood. 
D)  increases the level of potassium ions in the blood. 
E)  desreases the level of calcium ions in the blood.

Question 16

The hormone that causes the activation of osteoclasts is

Accepted Answer

A)  parathyroid hormone. 
B)  thyroid hormone. 
C)  calcitonin. 
D)  glucagon. 
E)  oxytocin. 
A)  parathyroid hormone. 
B)  thyroid hormone. 
C)  calcitonin. 
D)  glucagon. 
E)  oxytocin.

Question 17

Steroid hormones

Accepted Answer

A)  are lipids. 
B)  are structurally similar to cholesterol. 
C)  bind to cell surface receptors. 
D)  have characteristics of both A and B. 
E)  have characteristics of all of the above. 
A)  are lipids. 
B)  are structurally similar to cholesterol. 
C)  bind to cell surface receptors. 
D)  have characteristics of both A and B. 
E)  have characteristics of all of the above.

Question 18

In Type II diabetes, insulin levels are frequently normal, yet the target cells are less sensitive to the effects of insulin. This suggests that

Accepted Answer

A)  the target cells are impermeable to insulin. 
B)  the target cells may lack enough insulin receptors. 
C)  the target cells cannot convert insulin to an active form. 
D)  the target cells have adequate internal supplies of glucose. 
E)  none of the above 
A)  the target cells are impermeable to insulin. 
B)  the target cells may lack enough insulin receptors. 
C)  the target cells cannot convert insulin to an active form. 
D)  the target cells have adequate internal supplies of glucose. 
E)  none of the above

Question 19

An important second messenger in hormonal action is

Accepted Answer

A)  cAMP. 
B)  ATP. 
C)  adenylate cyclase. 
D)  calcium. 
E)  ADP. 
A)  cAMP. 
B)  ATP. 
C)  adenylate cyclase. 
D)  calcium. 
E)  ADP.

Question 20

In response to stress, the concentration of epinephrine

Accepted Answer

A)  increases and cortisol decreases. 
B)  increases and cortisol remains unchanged. 
C)  and cortisol increases. 
D)  and cortisol decreases. 
E)  decreases and cortisol increases. 
A)  increases and cortisol decreases. 
B)  increases and cortisol remains unchanged. 
C)  and cortisol increases. 
D)  and cortisol decreases. 
E)  decreases and cortisol increases.

Decreased levels of parathyroid hormone could result in

Insulin-dependent diabetes mellitus is also known as

The hypothalamus controls the secretions of the posterior pituitary by way of

Which of the following could cause ineffective production of calcitriol?

Using the figure above, identify the labeled part. -Label D: ________

Generally, the actions of hormones

Steroid hormones

Insulin directly causes

The pituitary hormone that promotes testosterone release in males and ovulation in females is

The endocrine system

The inner portion of the suprarenal gland is the suprarenal _________________________.

Thyroid hormone contains the amino acid

Triiodothyronine is a hormone secreted by the

In studying a group of cells, it is noticed that when stimulated by a particular hormone, there is marked increase in the quantity of adenylate cyclase in a cell. The hormone being studied is probably

The C-cells of the parathyroid glands produce a hormone that

The hormone that causes the activation of osteoclasts is

Steroid hormones

In Type II diabetes, insulin levels are frequently normal, yet the target cells are less sensitive to the effects of insulin. This suggests that

An important second messenger in hormonal action is

In response to stress, the concentration of epinephrine

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

Cell Structure and Function

The Tissue Level of Organization

The Integumentary System

The Skeletal System

The Muscular System

The Nervous System

The General and Special Senses

The Cardiovascular System: Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels and Circulation

The Lymphoid System and Immunity

The Respiratory System

The Digestive System

Nutrition and Metabolism

The Urinary System

The Reproductive System

Development and Inheritance

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Exam 10: The Endocrine System

Decreased levels of parathyroid hormone could result in

Insulin-dependent diabetes mellitus is also known as

The hypothalamus controls the secretions of the posterior pituitary by way of

Which of the following could cause ineffective production of calcitriol?

Using the figure above, identify the labeled part. -Label D: ________

Generally, the actions of hormones

Steroid hormones

Insulin directly causes

The pituitary hormone that promotes testosterone release in males and ovulation in females is

The endocrine system

The inner portion of the suprarenal gland is the suprarenal _________________________.

Thyroid hormone contains the amino acid

Triiodothyronine is a hormone secreted by the

In studying a group of cells, it is noticed that when stimulated by a particular hormone, there is marked increase in the quantity of adenylate cyclase in a cell. The hormone being studied is probably

The C-cells of the parathyroid glands produce a hormone that

The hormone that causes the activation of osteoclasts is

Steroid hormones

In Type II diabetes, insulin levels are frequently normal, yet the target cells are less sensitive to the effects of insulin. This suggests that

An important second messenger in hormonal action is

In response to stress, the concentration of epinephrine

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

Cell Structure and Function

The Tissue Level of Organization

The Integumentary System

The Skeletal System

The Muscular System

The Nervous System

The General and Special Senses

The Cardiovascular System: Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels and Circulation

The Lymphoid System and Immunity

The Respiratory System

The Digestive System

Nutrition and Metabolism

The Urinary System

The Reproductive System

Development and Inheritance

Filters