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