71) Which of the following hormones secreted by the pars distalis is a tropic hormone?
A) MSH
B) LH
C) prolactin
D) growth hormone
72) The thyroid gland is located
A) anterior to the aortic arch.
B) immediately inferior to the larynx.
C) on the superior aspect of the kidneys.
D) posterior to the sternum.
73) Which of the following hormones is secreted by the pars intermedia of the pituitary gland?
A) melatonin
B) melanocyte-stimulating hormone
C) prolactin-inhibiting hormone
D) oxytocin
74) A cell type in the pars distalis that secretes two major kinds of hormones instead of one is the
A) somatotropic cell.
B) gonadotropic cell.
C) thyrotropic cell.
D) prolactin cell.
75) Which cells produce the thyroid hormone precursor thyroglobulin?
A) parathyroid cells
B) follicular cells
C) oxyphil cells
D) parafollicular cells
76) The beta type of endocrine cells in the pancreatic islets secretes a hormone that
A) lowers blood sugar levels.
B) raises blood sugar concentrations.
C) targets liver cells.
D) inhibits secretion by the exocrine pancreas.
77) Parathyroid hormone causes all of the following
except
A) activation of vitamin D.
B) decreased secretion of calcium by the kidney.
C) increase in plasma calcium.
D) inhibition of osteoclasts.
78) Cells of the adrenal medulla are most closely allied with
A) the exocrine acinar cells of the pancreas.
B) the pinealocytes.
C) the sympathetic neurons.
D) the T lymphocytes of the immune system.
79) Which region of the adrenal cortex consists of cells arranged in parallel cords?
A) zona fasciculata
B) zona glomerulosa
C) zona pellucia
D) zona reticularis
80) The cells that secrete parathyroid hormone are called
A) parafollicular cells.
B) oxyphil cells.
C) parathyroid cells.
D) follicular cells.
81) Target organs for the hormone oxytocin include the uterus and the
A) lungs.
B) mammary glands.
C) biceps brachii muscle.
D) thyroid gland.
82) Which of the following endocrine glands is capable of storing its hormones extracellularly and then slowly releasing them?
A) thyroid gland
B) pituitary gland
C) adrenal gland
D) pancreas