Question 1

Nuclear receptors that have been identified and their genes cloned,but their hormone ligands are unknown are called

Accepted Answer

A)  transcription factors.
B)  unknown ligands.
C)  orphan receptors.
D)  nongenomic receptors.E) C) and D)
F) A) and C)

Question 2

Molecules that are produced within one tissue but regulate a different tissue of the same organ are called

Accepted Answer

A)  autocrine regulators.
B)  endocrine regulators.
C)  paracrine regulators.
D)  exocrine regulators.E) A) and D)
F) A) and B)

Question 3

What is the cause of pituitary cachexia?

Accepted Answer

A)  over-secretion of growth hormone in adults
B)  over-secretion of prolactin in adults
C)  deficiency of growth hormone in adults
D)  deficiency of growth hormone in childrenE) A) and D)
F) A) and C)

Question 4

_____________ inhibits COX3 in the brain which results in pain and fever reduction.

Accepted Answer

A)  Acetaminophen (Tylenol) 
B)  Aspirin
C)  Ibuprofen (Motrin) 
D)  All of the choices are correct.E) B) and D)
F) All of the above

Question 5

Pineal gland production of melatonin is stimulated by the _______________ of the hypothalamus.

Accepted Answer

A)  supraoptic nuclei
B)  paraventricular nuclei
C)  suprachiasmatic nucleus
D)  None of the choices are correct.E) B) and D)
F) None of the above

Question 6

What is needed to control secretion of melatonin from the pineal gland?

Accepted Answer

A)  sympathetic stimulation from the suprachiasmatic nucleus of the hypothalamus
B)  activation of melanopsin from ganglion cells of the retina
C)  sunlight or lack of sunlight
D)  All of the choices are correct.E) A) and D)
F) C) and D)

Question 7

Most polypeptide and protein hormones are synthesized as prohormones.

Accepted Answer

A) True 
 B)False

Question 8

How is most thyroid hormone transported in the plasma?

Accepted Answer

A)  as T4 bonded to globulin
B)  as T3 bonded to globulin
C)  as free T4
D)  as free T3E) A) and C)
F) B) and C)

Question 9

A chronically high hormone concentration often leads to an increased receptor number.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following is NOT a symptom of Addison's disease?

Accepted Answer

A)  skin discoloration (bronzing) 
B)  hyperglycemia
C)  hypotension
D)  sodium and potassium imbalancesE) C) and D)
F) A) and C)

Question 11

Many polypeptide and glycoprotein hormones are secreted in discrete bursts called pulsatile secretions.

Accepted Answer

A) True 
 B)False

Question 12

Hormones which enhance the responsiveness of a target organ to a second hormone have

Accepted Answer

A)  complementary effects.
B)  synergistic effects.
C)  antagonistic effects.
D)  permissive effects.E) B) and C)
F) B) and D)

Question 13

A deficiency of dietary cholesterol would decrease the production of

Accepted Answer

A)  glucagon.
B)  atrial natriuretic hormone.
C)  melatonin
D)  estradiol-17b.E) A) and B)
F) All of the above

Question 14

Stomach irritation by NSAIDs like aspirin is believed to be the result of

Accepted Answer

A)  inhibition of PGI2 and PGE2.
B)  secretion of PGI2 and PGE2.
C)  inhibition of thromboxane A2.
D)  None of the choices are correct.E) A) and D)
F) A) and C)

Question 15

A deficiency of dietary iodine would result in excessive TSH secretion.

Accepted Answer

A) True 
 B)False

Question 16

Polypeptide and glycoprotein hormones can be taken orally.

Accepted Answer

A) True 
 B)False

Question 17

Increased circulating concentrations of testosterone would stimulat

Accepted Answer

A)  decreased secretion of growth hormone.
B)  decreased secretion of adrenocorticotropin.
C)  decreased secretion of luteinizing hormone.
D)  decreased secretion of thyroid stimulating hormone.E) A) and B)
F) A) and C)

Exam 11: Endocrine Glands: Secretion and Action of Hormones

Pineal gland production of melatonin is stimulated by the _______________ of the hypothalamus.

Correct Answer
verified

Molecules that are produced within one tissue but regulate a different tissue of the same organ are called

Correct Answer
verified

Most polypeptide and protein hormones are synthesized as prohormones.

Correct Answer
verified

A chronically high hormone concentration often leads to an increased receptor number.

Correct Answer
verified

Stomach irritation by NSAIDs like aspirin is believed to be the result of

Correct Answer
verified

How is most thyroid hormone transported in the plasma?

Correct Answer
verified

Polypeptide and glycoprotein hormones can be taken orally.

Correct Answer
verified

Increased circulating concentrations of testosterone would stimulat

Correct Answer
verified

_____________ inhibits COX3 in the brain which results in pain and fever reduction.

Correct Answer
verified

What is needed to control secretion of melatonin from the pineal gland?

Correct Answer
verified

What is the cause of pituitary cachexia?

Correct Answer
verified

A deficiency of dietary cholesterol would decrease the production of

Correct Answer
verified

Hormones which enhance the responsiveness of a target organ to a second hormone have

Correct Answer
verified

Which of the following is NOT a symptom of Addison's disease?

Correct Answer
verified

A deficiency of dietary iodine would result in excessive TSH secretion.

Correct Answer
verified

Nuclear receptors that have been identified and their genes cloned,but their hormone ligands are unknown are called

Correct Answer
verified

Many polypeptide and glycoprotein hormones are secreted in discrete bursts called pulsatile secretions.

Correct Answer
verified

Exam 11: Endocrine Glands: Secretion and Action of Hormones

Pineal gland production of melatonin is stimulated by the _______________ of the hypothalamus.

Correct AnswerverifiedShow Answer

Molecules that are produced within one tissue but regulate a different tissue of the same organ are called

Correct AnswerverifiedShow Answer

Most polypeptide and protein hormones are synthesized as prohormones.

Correct AnswerverifiedShow Answer

A chronically high hormone concentration often leads to an increased receptor number.

Correct AnswerverifiedShow Answer

Stomach irritation by NSAIDs like aspirin is believed to be the result of

Correct AnswerverifiedShow Answer

How is most thyroid hormone transported in the plasma?

Correct AnswerverifiedShow Answer

Polypeptide and glycoprotein hormones can be taken orally.

Correct AnswerverifiedShow Answer

Increased circulating concentrations of testosterone would stimulat

Correct AnswerverifiedShow Answer

_____________ inhibits COX3 in the brain which results in pain and fever reduction.

Correct AnswerverifiedShow Answer

What is needed to control secretion of melatonin from the pineal gland?

Correct AnswerverifiedShow Answer

What is the cause of pituitary cachexia?

Correct AnswerverifiedShow Answer

A deficiency of dietary cholesterol would decrease the production of

Correct AnswerverifiedShow Answer

Hormones which enhance the responsiveness of a target organ to a second hormone have

Correct AnswerverifiedShow Answer

Which of the following is NOT a symptom of Addison's disease?

Correct AnswerverifiedShow Answer

A deficiency of dietary iodine would result in excessive TSH secretion.

Correct AnswerverifiedShow Answer

Nuclear receptors that have been identified and their genes cloned,but their hormone ligands are unknown are called

Correct AnswerverifiedShow Answer

Many polypeptide and glycoprotein hormones are secreted in discrete bursts called pulsatile secretions.

Correct AnswerverifiedShow Answer

Correct Answer
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