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Chapter 16 Quiz

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Steroid hormones influence cellular activities by:
binding to DNA and forming a gene-hormone complex.
The metabolic rate of most body tissues is controlled directly by:
T3
The secretion of parathyroid hormone is a good example of:
humoral stimuli.
The hypophyseal portal system is a network of blood vessels that transports releasing and inhibiting hormones from the hypothalamus to the:
anterior pituitary gland (adenohypophysis).
A congenital condition that includes mental retardation, short disproportional body size, and a thick tongue and neck is caused by:
deficiency of thyroxin.
Which of the following hormones would you expect to cause a decrease in blood glucose levels?
Insulin
Which of the following responses occur following a release of Vasopressin (ADH) by the posterior pituitary?
A decrease in the production of urine
This condition typically occurs in children it results in the destruction & reduction of pancreatic Beta cells thereby causing the dependence on insulin injections:
Diabetes Type I
Which of the following endocrine glands secretes the greatest number of different hormones?
Adenohypophysis
This gland plays role in daily body rhythms and moods, it produces the hormone melatonin which peaks at night and is lowest at noon:
Pineal Gland
This gland atrophies with age and is involved with providing our bodies with Immunity?
Thymus
Which of the following hormones would you expect to target most of the cells in the body?
Thyroxin
Which of the choices below is NOT a factor in target cell activation by a hormone?
type of hormone
Gluconeogenesis occurs in the liver due to the action of:
glucagon and cortisol
Which of the following is not a cardinal sign of diabetes mellitus?
hypoglycemia
cardinal:
polyuria
polydipsia
polyphagia
Oxytocin ________.
release is an example of a positive feedback control mechanism
Which of the following is not a steroid-based hormone?
epinephrine