Question 1

Which of the following would apply to the description of a thyroid follicle?

Accepted Answer

A) walls contain a single layer of parafollicular cells 
B) center is called the isthmus 
C) stores thyroid hormone 
D) small capillary networks 
E) spheres with walls of a single layer of cuboidal epithelial cells 
A) walls contain a single layer of parafollicular cells 
B) center is called the isthmus 
C) stores thyroid hormone 
D) small capillary networks 
E) spheres with walls of a single layer of cuboidal epithelial cells

Question 2

Which of the following is true?

Accepted Answer

A) The effects of epinephrine are long-lasting (days to weeks). 
B) Epinephrine increases blood pressure. 
C) Epinephrine decreases heart rate. 
D) Epinephrine increases GI tract activity. 
E) Epinephrine is a chemical of the parasympathetic nervous system. 
A) The effects of epinephrine are long-lasting (days to weeks). 
B) Epinephrine increases blood pressure. 
C) Epinephrine decreases heart rate. 
D) Epinephrine increases GI tract activity. 
E) Epinephrine is a chemical of the parasympathetic nervous system.

Question 3

The connecting stalk between the hypothalamus and the pituitary gland is the

Accepted Answer

A) tectum. 
B) cerebral peduncle. 
C) hippocampus. 
D) infundibulum. 
A) tectum. 
B) cerebral peduncle. 
C) hippocampus. 
D) infundibulum.

Question 4

The zona fasciculata of the adrenal glands secretes the hormone

Accepted Answer

A) androstenedione. 
B) aldosterone. 
C) cortisol. 
D) epinephrine. 
E) ADH. 
A) androstenedione. 
B) aldosterone. 
C) cortisol. 
D) epinephrine. 
E) ADH.

Question 5

A decrease in blood volume will result in

Accepted Answer

A) decreased blood pressure. 
B) increased ADH (antidiuretic hormone)secretion. 
C) decreased urine volume. 
D) All of the choices will occur. 
A) decreased blood pressure. 
B) increased ADH (antidiuretic hormone)secretion. 
C) decreased urine volume. 
D) All of the choices will occur.

Question 6

The hypothalamus

Accepted Answer

A) rests in the sella turcica. 
B) is also called the neurohypophysis. 
C) is located inferior to the pituitary gland. 
D) regulates the secretory activity of the pituitary gland. 
E) is located superior to the thalamus. 
A) rests in the sella turcica. 
B) is also called the neurohypophysis. 
C) is located inferior to the pituitary gland. 
D) regulates the secretory activity of the pituitary gland. 
E) is located superior to the thalamus.

Question 7

Which of the following ions is necessary for thyroid hormone production?

Accepted Answer

A) potassium 
B) calcium 
C) iodine 
D) sodium 
E) chlorine 
A) potassium 
B) calcium 
C) iodine 
D) sodium 
E) chlorine

Question 8

T3 and T4 are stored in the lumen of thyroid follicles as part of the _____ molecule.

Accepted Answer

A) thyrotropin 
B) thyroid-stimulating hormone 
C) thyroxine-binding protein 
D) thyroglobulin 
E) calcitonin 
A) thyrotropin 
B) thyroid-stimulating hormone 
C) thyroxine-binding protein 
D) thyroglobulin 
E) calcitonin

Question 9

Which gland does NOT produce reproductive hormones?

Accepted Answer

A) ovaries 
B) testes 
C) placenta 
D) thyroid 
E) pituitary gland 
A) ovaries 
B) testes 
C) placenta 
D) thyroid 
E) pituitary gland

Question 10

Which of the following hormones is secreted by the anterior pituitary?

Accepted Answer

A) ADH (antidiuretic hormone) 
B) TRH (thyrotropin-releasing hormone) 
C) CRH (corticotropin-releasing hormone) 
D) FSH (follicle-stimulating hormone) 
E) oxytocin 
A) ADH (antidiuretic hormone) 
B) TRH (thyrotropin-releasing hormone) 
C) CRH (corticotropin-releasing hormone) 
D) FSH (follicle-stimulating hormone) 
E) oxytocin

Question 11

The primary stimulus for release of adrenal medullary hormones comes from

Accepted Answer

A) the kidneys. 
B) aldosterone. 
C) the anterior pituitary. 
D) the parasympathetic nervous system. 
E) the sympathetic nervous system. 
A) the kidneys. 
B) aldosterone. 
C) the anterior pituitary. 
D) the parasympathetic nervous system. 
E) the sympathetic nervous system.

Question 12

Use the following information to determine the best answer.
Normal serum levels for TS1U1B13S1U1B0,TS1U1B14S1U1B0,and TSH are as follows:
     Consider the following laboratory results of thyroid function and TSH levels.
    
-Based on these laboratory results,which patient is most likely to have the following pathological condition: goiter due to iodine deficiency?

Accepted Answer

The answer of Use the following information to determine the...

Question 13

The major secretory products of the zona glomerulosa of the adrenal cortex are

Accepted Answer

A) glucocorticoids. 
B) mineralocorticoids. 
C) androgens. 
D) catecholamines. 
E) cortisol and ADH. 
A) glucocorticoids. 
B) mineralocorticoids. 
C) androgens. 
D) catecholamines. 
E) cortisol and ADH.

Question 14

Match the hormone with its appropriate function.
-TSH

Accepted Answer

A) stimulates synthesis of thyroid hormones 
B) increases adrenal cortex secretions 
C) development of immune system 
D) milk production 
E) decreases blood calcium levels
, 
A) stimulates synthesis of thyroid hormones 
B) increases adrenal cortex secretions 
C) development of immune system 
D) milk production 
E) decreases blood calcium levels
,

Question 15

Match the hormone with the best description.
-relaxin

Accepted Answer

A) aids in spermatogenesis 
B) inhibits FSH secretion 
C) menstrual cycle 
D) increases flexibility of connective tissue
, 
A) aids in spermatogenesis 
B) inhibits FSH secretion 
C) menstrual cycle 
D) increases flexibility of connective tissue
,

Question 16

Use the following information to determine the best answer.
Normal serum levels for TS1U1B13S1U1B0,TS1U1B14S1U1B0,and TSH are as follows:
     Consider the following laboratory results of thyroid function and TSH levels.
    
-Based on these laboratory results,which patient is most likely to have the following pathological condition: proliferative tumor of anterior pituitary cells that produce TSH?

Accepted Answer

The answer of Use the following information to determine the...

Question 17

Hormone secretion by the anterior pituitary is controlled by

Accepted Answer

A) hormones of the thalamus. 
B) neurohormones of the hypothalamus. 
C) itself (anterior pituitary)because it is the master gland of the body. 
D) the overall rate of metabolism. 
E) neurons from the hypothalamus. 
A) hormones of the thalamus. 
B) neurohormones of the hypothalamus. 
C) itself (anterior pituitary)because it is the master gland of the body. 
D) the overall rate of metabolism. 
E) neurons from the hypothalamus.

Question 18

The rate of secretion of parathyroid hormone increases when

Accepted Answer

A) serum calcium levels increase. 
B) serum calcium levels decrease. 
C) serum levels of TSH decrease. 
D) serum levels of TSH increase. 
E) serum levels of sodium levels increase. 
A) serum calcium levels increase. 
B) serum calcium levels decrease. 
C) serum levels of TSH decrease. 
D) serum levels of TSH increase. 
E) serum levels of sodium levels increase.

Question 19

Match the hormone with its appropriate function.
-thymosin

Accepted Answer

A) stimulates synthesis of thyroid hormones 
B) increases adrenal cortex secretions 
C) development of immune system 
D) milk production 
E) decreases blood calcium levels
, 
A) stimulates synthesis of thyroid hormones 
B) increases adrenal cortex secretions 
C) development of immune system 
D) milk production 
E) decreases blood calcium levels
,

Question 20

Which of the following events occurs last?

Accepted Answer

A) Enzymes break down thyroglobulin to release T3 and T4. 
B) T3 and T4 are stored within thyroid follicles. 
C) Iodine is bound to tyrosine molecules of thyroglobulin. 
D) Thyroglobulin is taken into thyroid cells by endocytosis. 
E) Iodide is actively transported into thyroid follicle cells. 
A) Enzymes break down thyroglobulin to release T3 and T4. 
B) T3 and T4 are stored within thyroid follicles. 
C) Iodine is bound to tyrosine molecules of thyroglobulin. 
D) Thyroglobulin is taken into thyroid cells by endocytosis. 
E) Iodide is actively transported into thyroid follicle cells.

Exam 18: Endocrine Glands

Which of the following would apply to the description of a thyroid follicle?

Which of the following is true?

The connecting stalk between the hypothalamus and the pituitary gland is the

The zona fasciculata of the adrenal glands secretes the hormone

A decrease in blood volume will result in

The hypothalamus

Which of the following ions is necessary for thyroid hormone production?

T3 and T4 are stored in the lumen of thyroid follicles as part of the _____ molecule.

Which gland does NOT produce reproductive hormones?

Which of the following hormones is secreted by the anterior pituitary?

The primary stimulus for release of adrenal medullary hormones comes from

The major secretory products of the zona glomerulosa of the adrenal cortex are

Match the hormone with its appropriate function. -TSH

Match the hormone with the best description. -relaxin

Hormone secretion by the anterior pituitary is controlled by

The rate of secretion of parathyroid hormone increases when

Match the hormone with its appropriate function. -thymosin

Which of the following events occurs last?

The Human Organism

The Chemical Basis of Life

Cell Biology

Tissues

Integumentary System

Skeletal System: Bones and Bone Tissue

Skeletal System: Gross Anatomy

Joints and Movement

Muscular System: Histology and Physiology

Muscular System: Gross Anatomy

Functional Organization of Nervous Tissue

Spinal Cord and Spinal Nerves

Brain and Cranial Nerves

Integration of Nervous System Functions

The Special Senses

Autonomic Nervous System

Functional Organization of the Endocrine System

Cardiovascular System: Blood

Cardiovascular System: the Heart

Cardiovascular System: Blood Vessels and Circulation

Lymphatic System and Immunity

Respiratory System

Digestive System

Nutrition,metabolism,and Temperature Regulation

Urinary System

Water,electrolyte,and Acid-Based Balance

Reproductive System

Development,growth,aging,and Genetics

Filters

T₃ and T₄ are stored in the lumen of thyroid follicles as part of the _____ molecule.