Question 1

MATCHING
Match the anatomic structure with its hormone.(Names of structures may be used more than once. )
-Antidiuretic hormone

Accepted Answer

A) Anterior pituitary 
B) Posterior pituitary 
C) Thyroid 
D) Adrenal cortex 
E) Adrenal medulla 
A) Anterior pituitary 
B) Posterior pituitary 
C) Thyroid 
D) Adrenal cortex 
E) Adrenal medulla

Question 2

Regulation of the release of epinephrine from the adrenal medulla is an example of _____ regulation.

Accepted Answer

A)  negative-feedback 
B)  positive-feedback 
C)  neural 
D)  physiologic 
A)  negative-feedback 
B)  positive-feedback 
C)  neural 
D)  physiologic

Question 3

More epinephrine than norepinephrine is secreted by the adrenal medulla.

Accepted Answer

A) True 
 B)False

Question 4

Where is antidiuretic hormone synthesized and where does it act?

Accepted Answer

A)  Synthesized in the hypothalamus;acts in renal collecting ducts 
B)  Synthesized in the renal tubules;acts in renal collecting ducts 
C)  Synthesized in the anterior pituitary;acts in the posterior pituitary 
D)  Synthesized in the posterior pituitary;acts in loop of Henle 
A)  Synthesized in the hypothalamus;acts in renal collecting ducts 
B)  Synthesized in the renal tubules;acts in renal collecting ducts 
C)  Synthesized in the anterior pituitary;acts in the posterior pituitary 
D)  Synthesized in the posterior pituitary;acts in loop of Henle

Question 5

The portion of the pituitary that secretes oxytocin is the _____ pituitary.

Accepted Answer

A)  posterior 
B)  inferior 
C)  anterior 
D)  superior 
A)  posterior 
B)  inferior 
C)  anterior 
D)  superior

Question 6

The thyroid gland produces 90% T4 and 10% T3,but T3 has the greater metabolic effect.

Accepted Answer

A) True 
 B)False

Question 7

When insulin binds its receptors on muscle cells,an increase in glucose uptake by the muscle cells is the result.This is an example of a _____ effect by a hormone.

Accepted Answer

A)  pharmacologic 
B)  permissive 
C)  synergistic 
D)  direct 
A)  pharmacologic 
B)  permissive 
C)  synergistic 
D)  direct

Question 8

MATCHING
Match the anatomic structure with its hormone.(Names of structures may be used more than once. )
-Cortisol

Accepted Answer

A) Anterior pituitary 
B) Posterior pituitary 
C) Thyroid 
D) Adrenal cortex 
E) Adrenal medulla 
A) Anterior pituitary 
B) Posterior pituitary 
C) Thyroid 
D) Adrenal cortex 
E) Adrenal medulla

Question 9

What are the effects of high levels of aldosterone?

Accepted Answer

A)  Hypokalemia and alkalosis 
B)  Hyperkalemia and alkalosis 
C)  Hyperkalemia and acidosis 
D)  Hypokalemia and acidosis 
A)  Hypokalemia and alkalosis 
B)  Hyperkalemia and alkalosis 
C)  Hyperkalemia and acidosis 
D)  Hypokalemia and acidosis

Question 10

Thyroid stimulating hormone (TSH)is released to stimulate thyroid hormones and is inhibited when plasma levels of thyroid hormone are adequate.This is an example of what kind of hormone regulation?

Accepted Answer

A)  Positive feedback 
B)  Negative feedback 
C)  Neural regulation 
D)  Physiologic regulation 
A)  Positive feedback 
B)  Negative feedback 
C)  Neural regulation 
D)  Physiologic regulation

Question 11

Which of the following is a lipid-soluble hormone?

Accepted Answer

A)  Cortisol 
B)  Thyroxine (T4) 
C)  Epinephrine 
D)  Growth hormone (GH) 
A)  Cortisol 
B)  Thyroxine (T4) 
C)  Epinephrine 
D)  Growth hormone (GH)

Question 12

MATCHING
Match the anatomic structure with its hormone.(Names of structures may be used more than once. )
-Glycoproteins

Accepted Answer

A) Anterior pituitary 
B) Posterior pituitary 
C) Thyroid 
D) Adrenal cortex 
E) Adrenal medulla 
A) Anterior pituitary 
B) Posterior pituitary 
C) Thyroid 
D) Adrenal cortex 
E) Adrenal medulla

Question 13

MATCHING
Match the anatomic structure with its hormone.(Names of structures may be used more than once. )
-Oxytocin

Accepted Answer

A) Anterior pituitary 
B) Posterior pituitary 
C) Thyroid 
D) Adrenal cortex 
E) Adrenal medulla 
A) Anterior pituitary 
B) Posterior pituitary 
C) Thyroid 
D) Adrenal cortex 
E) Adrenal medulla

Question 14

Which of the following is an expected change in an older patient?

Accepted Answer

A)  Thyroid stimulating hormone (TSH)secretion below normal 
B)  Triiodothyronine (T3)level below normal 
C)  Cortisol level above normal 
D)  Adrenocorticotropin hormone (ACTH)level above normal 
A)  Thyroid stimulating hormone (TSH)secretion below normal 
B)  Triiodothyronine (T3)level below normal 
C)  Cortisol level above normal 
D)  Adrenocorticotropin hormone (ACTH)level above normal

Question 15

Under what circumstances does antidiuretic hormone act to cause vasoconstriction?

Accepted Answer

A)  When urine output is less than 20 ml per hour 
B)  When serum osmolality is increased 
C)  When osmotic and oncotic pressures are increased 
D)  When vasopressin is given pharmacologically 
A)  When urine output is less than 20 ml per hour 
B)  When serum osmolality is increased 
C)  When osmotic and oncotic pressures are increased 
D)  When vasopressin is given pharmacologically

Question 16

What effect does aldosterone have on fluid and electrolyte imbalances?

Accepted Answer

A)  It directly increases magnesium reabsorption. 
B)  It directly increases calcium reabsorption. 
C)  It directly increases sodium reabsorption. 
D)  It directly increases water reabsorption. 
A)  It directly increases magnesium reabsorption. 
B)  It directly increases calcium reabsorption. 
C)  It directly increases sodium reabsorption. 
D)  It directly increases water reabsorption.

Question 17

MATCHING
Match the anatomic structure with its hormone.(Names of structures may be used more than once. )
-Aldosterone

Accepted Answer

A) Anterior pituitary 
B) Posterior pituitary 
C) Thyroid 
D) Adrenal cortex 
E) Adrenal medulla 
A) Anterior pituitary 
B) Posterior pituitary 
C) Thyroid 
D) Adrenal cortex 
E) Adrenal medulla

Question 18

Which of the following is secreted by the adrenal medulla?

Accepted Answer

A)  Cortisol 
B)  Epinephrine 
C)  Androgens 
D)  Aldosterone 
A)  Cortisol 
B)  Epinephrine 
C)  Androgens 
D)  Aldosterone

Question 19

MATCHING
Match the anatomic structure with its hormone.(Names of structures may be used more than once. )
-Epinephrine

Accepted Answer

A) Anterior pituitary 
B) Posterior pituitary 
C) Thyroid 
D) Adrenal cortex 
E) Adrenal medulla 
A) Anterior pituitary 
B) Posterior pituitary 
C) Thyroid 
D) Adrenal cortex 
E) Adrenal medulla

Question 20

Which lab value would be expected for the patient with hypothyroidism?

Accepted Answer

A)  Increased triiodothyronine (T3) 
B)  Increased thyroxine (T4) 
C)  Increased thyroid stimulating hormone (TSH) 
D)  Increased calcitonin 
A)  Increased triiodothyronine (T3) 
B)  Increased thyroxine (T4) 
C)  Increased thyroid stimulating hormone (TSH) 
D)  Increased calcitonin

Exam 20: Mechanisms of Hormonal Regulation

MATCHING Match the anatomic structure with its hormone.(Names of structures may be used more than once. ) -Antidiuretic hormone

Regulation of the release of epinephrine from the adrenal medulla is an example of _____ regulation.

More epinephrine than norepinephrine is secreted by the adrenal medulla.

Where is antidiuretic hormone synthesized and where does it act?

The portion of the pituitary that secretes oxytocin is the _____ pituitary.

The thyroid gland produces 90% T4 and 10% T3,but T3 has the greater metabolic effect.

When insulin binds its receptors on muscle cells,an increase in glucose uptake by the muscle cells is the result.This is an example of a _____ effect by a hormone.

MATCHING Match the anatomic structure with its hormone.(Names of structures may be used more than once. ) -Cortisol

What are the effects of high levels of aldosterone?

Thyroid stimulating hormone (TSH)is released to stimulate thyroid hormones and is inhibited when plasma levels of thyroid hormone are adequate.This is an example of what kind of hormone regulation?

Which of the following is a lipid-soluble hormone?

MATCHING Match the anatomic structure with its hormone.(Names of structures may be used more than once. ) -Glycoproteins

MATCHING Match the anatomic structure with its hormone.(Names of structures may be used more than once. ) -Oxytocin

Which of the following is an expected change in an older patient?

Under what circumstances does antidiuretic hormone act to cause vasoconstriction?

What effect does aldosterone have on fluid and electrolyte imbalances?

MATCHING Match the anatomic structure with its hormone.(Names of structures may be used more than once. ) -Aldosterone

Which of the following is secreted by the adrenal medulla?

MATCHING Match the anatomic structure with its hormone.(Names of structures may be used more than once. ) -Epinephrine

Which lab value would be expected for the patient with hypothyroidism?

Cellular Biology

Altered Cellular and Tissue Biology

The Cellular Environment

Genes and Genetic Diseases

Genes, Environment-Lifestyle, and Common Diseases

Innate Immunity Including Inflammation

Adaptive Immunity

Alterations in Immunity and Inflammation Including Hypersensitivies

Infection Including Hivaids

Stress and Disease

Biology of Cancer

Tumor Invasion and Metastasis

Cancer in Children

Structure and Function of the Neurologic System

Pain, Temperature Regulation, Sleep, and Sensory Function

Concepts of Neurologic Dysfunction

Disorders of Neurologic Function

Neurobiology of Schizophrenia, Mood Disorders, and Anxiety Disorders

Alterations of Neurologic Function in Children

Alterations of Hormonal Regulation

Structure and Function of the Reproductive Systems

Alterations of the Reproductive Systems

Sexually Transmitted Infections

Structure and Function of the Hematologic System

Alterations of Erythrocyte Function

Alterations in Hematologic Function in Children

Structure and Function of the Cardiovascular and Lymphatic Systems

Alterations of Cardiovascular Function

Alterations of Cardiovascular Function in Children

Structure and Function of the Pulmonary System

Alterations of Pulmonary Function

Structure and Function of the Renal and Urologic Systems

Alterations of Renal and Urinary Tract Function

Alterations of Renal and Urinary Tract Function in Children

Structure and Function of the Digestive System

Alterations of Digestive Function

Alterations of Digestive Function in Children

Structure and Function of the Musculoskeletal System

Alterations of Musculoskeletal Function

Alterations of Musculoskeletal Function in Children

Structure, Function, and Disorders of the Integument

Alterations of the Integument in Children

Shock, Multiple Organ Dysfunction Syndrome, and Burns in Adults

Shock, Multiple Organ Dysfunction Syndrome, and Burns in Children

Alterations of Leukocyte, Lymphoid, and Hemostatic Function

Alterations of Pulmonary Function in Children

Filters

The thyroid gland produces 90% T₄ and 10% T₃,but T₃ has the greater metabolic effect.