A&P 2 Exam:
With age,
levels of GH decrease but of ADH increase.
Cortisol
stimulates the production of glucose from noncarbohydrates
Which of the following statements is correct with respect to T3 and T4?
About one-third of T4 is converted to T3 in peripheral tissues.
Hyposecretion of hormones from the adrenal cortex leads to
Addison Disease
Graves disease, the most common form of hyperthyroidism, is caused by
An autoimmune disorder
The hormone that stimulates calcium deposition into bone is
Calcitonin
Kristin discovers a lump in her neck. Upon examination, her physician determines it's a tumor of the thyroid and performs a complete removal. Which of the following is not one of the hormones Kristin will need to be supplemented with?
Cholecalciferol
True or False: Cells of the adrenal medulla are closely associated with preganglionic fibers of the parasympathetic division of the autonomic nervous system.
False
True or False: Parathyroid hormone stimulates the activity of bone-resorbing osteoblasts.
False
Diane has type 1 diabetes mellitus. Which of the following describes physiological effects she likely experiences?
Fatty acids and ketone bodies accumulate in the blood if she forgets/refuses her treatment.
Dave has diabetes mellitus. Which of the following describes how the disease affects his bodily fluids?
His urine is of high osmotic pressure.
Simple goiter is most prevalent where the soil lacks
Iodine
n addition to a drop in blood calcium concentration, a symptom of hypoparathyroidism is
Muscle Cramps
Which of the following has both endocrine and exocrine functions?
Pancreas
True of False: Crushing Syndrome is caused by hypersection of cortical hormones
True
True or False: A person under stress may have a lowered resistance to infection.
True
True or False: If the adrenal medulla were to degrade and lose the ability to secrete hormones blood pressure, heart rate, and breathing rate would be affected.
True
True or False: If the thyroid were to develop abnormally and lack most of its extracellular folds, secretion of calcitonin would be severely below normal.
True
True or False: Norepinephrine and epinephrine are amines.
True
True or False: The sex hormones from the adrenal cortex are primarily androgens
True
Secretion of insulin causes
a decrease in the concentration of blood glucose
Type 1 diabetes mellitus is caused by
a disorder of the immune system
Secretion of glucagon causes
an increase in the concentration of blood glucose.
As a result of the general stress response, blood concentrations of epinephrine
and cortisol rise.
A person who is stressed usually will have increased
blood pressure
The secretion of parathyroid hormone is controlled primarily by the
concentration of blood calcium.
Aldosterone promotes the homeostasis of ions by causing the kidneys to
conserve sodium and excrete potassium.
Addison Disease
decreases blood sodium levels.
Cortisol is useful in controlling inflammation reactions because it
decreases the permeability of capillaries.
A hormone that the adrenal medulla secretes is
epinephrine
One of the hallmarks of Graves disease is
goiter
Maxwell has a very high metabolic rate, is skinny, and has protruding eyes. These are symptoms of
hyperthyroidism.
Type 2 diabetes mellitus results from
insensitivity of cells to insulin.
The __________ secretes triiodothyronine.
thyroid gland
