Endocrine System
Which of the following is an example of a hormone that is secreted from an endocrine gland in response to a chemical change in the blood?
All the answer selections are correct.
Which of the following hormones are released in response to decreases in blood glucose concentration?
Glucagon
The following is a possible progression of which of the following disorders: Inadequate dietary iodine intake → low level of thyroid hormone in blood → increased TSH secretion → thyroid gland enlargement.
Goiter
Which of the following anterior pituitary hormones stimulates general body growth?
Growth hormone
Which of the following is an abnormal condition of excess androgen secretion, observed primarily in women, that is characterized by the presence of excessive body and facial hair in a male pattern?
Hirsutism
Which of the following anterior pituitary hormones stimulates the gonads to secrete progesterone and/or testosterone?
Luteinizing hormone
Which of the following statements correctly compares water-soluble hormones with lipid-soluble hormones?
Only water-soluble hormones use second messengers.
Which of the following pairs of hormones are secreted by the posterior pituitary gland?
Oxytocin and antidiuretic hormone
Which of the following is NOT a function of a hormone?
Produces electrolytes
Which of the following anterior pituitary hormones stimulates milk production?
Prolactin
Which type of anterior pituitary cell secretes human growth hormone?
Somatotrophs
Which of the following are a group of lipid-soluble hormones derived from cholesterol?
Steroids
Which of the following statements does NOT describe a step in the synthesis and secretion of T3 and T4?
Synthesis of calcitonin
When one hormone opposes the action of another hormone, it is called a(n)
antagonistic effect.
The amount of ADH that is secreted by the posterior pituitary glands varies with
blood osmotic pressure.
When a hormone is present in excessive levels, the number of target-cell receptors may decrease. This is called
down-regulation.
A condition characterized by excessive development of mammary glands in a male is called
gynecomastia.
Human chorionic gonadotropin (hCG) is produced by the
placenta
Which of the following glands is NOT an endocrine gland?
sebaceous gland
Which of the following anterior pituitary hormones stimulates the adrenal cortex to secrete cortisol?
Adrenocorticotropic hormone
Which of the choices below is a type of hormone that acts on neighboring cells without entering the bloodstream?
Both 1 and 2
Which of the following hormones opposes the action of parathyroid hormone?
Calcitonin
Parathyroid hormone is the major regulator of the plasma concentration of which of the following ions?
Calcium
Which of the following hormones play key regulatory roles in the body's long-term response to stress?
Cortisol, hGH, Thyroid hormone
Which of the following conditions would result from hyposecretion of aldosterone?
Dehydration
What controls hormone release from the anterior pituitary gland?
Hormones released from the hypothalamus
Which of the following is NOT an endocrine gland aging effect?
Increase in thymus size
Which of the following is NOT a common response of the body to long-term stress?
Increased digestive activities
Which of the following is NOT a common effect of glucocorticoid stimulation?
Increased production of all types of blood cells
Which blood glucose-lowering hormone is produced by the pancreatic islet cells?
Insulin
Which of the following is NOT a common characteristic of an exocrine gland?
Its secretory products are carried in body fluids to distant target cells.
Which of the following is NOT a common method of stimulating hormone secretion from an endocrine cell?
Mechanical stretching of the endocrine cell
Hypothyroidism during adulthood can produce which of the following disorders?
Myxedema
Which of the following hormones promotes increases in the basal metabolic rate (BMR)?
Thyroid hormone
Since insulin released from the pancreas is carried in the bloodstream to distant target cells, like muscle cells, it is considered to be a(n)
circulating hormone.
