Chapter 18: Endocrine System

Which is a description of a thyroid scan? a. CT image of thyroid gland b. Radioimmunoassay of thyroxine in the bloodstream c. Ultrasound image of the neck d. Skull x-ray of the brain e. Administration of radioactive compound and visualization with a scanner to detect tumors or nodules

e. Administration of radioactive compound and visualization with a scanner to detect tumors or nodules

Which is an element that is present in thyroxine? a. iron b. calcium c. vitamin D d. Glucose e. Iodine

e. iodine

Advanced hypothyroidism in adulthood a. graves disease b diabetes mellitus c. cushing syndrome d. acromegaly e. myxedema

e. myxedema

Kal/i is a combing form for which substance? a. phosphorus b. sodium c. calcium d. milk e. potassium

e. potassium

Which is a function of the thyroid gland? a. secretes immunologic substances b. secretes thymosin c. secretes corticosteroids d. secretes thyroid-stimulating hormone e. secretes thyroxine

e. secretes thyroxine

Which is a description of achondroplasia? a. enlargment of extermities b. defective cartilage formation that affects bone growth c. tumor of the sella turcica d. abnormal formation of cartilage in an adult e. hyperfunctioning of pituitary gland

b. defective cartilage formation that affects bone growth

Which hormone stimulates the adrenal cortex to secrete hormones? a. growth hormone b. ADH c. ACTH d. Cortisone e. Secretin

c. ACTH

What is another name for the anterior lobe of the pituitary gland? a. Hypophysis b. hypothalamus c. adenohypophysis d. neurohypophysis e. thalamus

c. adenohypophysis

A group of symptoms produced by excess of cortisol from the adrenal cortex a. graves disease b diabetes mellitus c. cushing syndrome d. acromegaly e. myxedema

c. cushing syndrome

Which is a description of tetany? a. constant muscle contraction b. increased bone growth c. hypercalcemia d. hypokalemia e. hypernatremia

a. constant muscle contraction

Thyrotoxicosis; hypersecretion of the thyroid gland a. graves disease b diabetes mellitus c. cushing syndrome d. acromegaly e. myxedema

a. graves disease

Which hormone regulates calcium in the blood and bones? a. parathyroid hormone b. thyroxine c. thyroid-stimulating hormone d. prolactin e. prostaglandins

a. parathyroid hormone

Which is a description of gonadotropins? a. secreted by the anterior lobe of the pituitary gland b. stimulate the growth of long bones c. stimulate glucose uptake in cells d. secreted by the testes e. stimulate the secretion of milk

a. secreted by the anterior lobe of the pituitary gland

Insulin deficiency or resistance leads to hyperglycemia and ketoacidosis a. graves disease b diabetes mellitus c. cushing syndrome d. acromegaly e. myxedema

b. diabetes mellitus

Which is a hormone secreted by the pancreas? a. estrogen b. insulin c. vasopressin d. epinephrine e. glucose

b. insulin

Which is an example of an electrolyte? a. insulin b. sodium c. renin d. glucagon e. steroid

b. sodium

Which term means enlargment of the thyroid gland a. Hypergonadism b. euthyroid c. goiter d. hypophyseal enlargement e. tetany

c. goiter

Exophthalmos is a symptom of which endocrine disorder? a. endemic goiter b. thyroid carcinoma c. graves disease d. nodular goiter e. pituitary gland hypertrophy

c. graves disease

Which of the following is associated with neuropathy, nephropathy, and retinopathy? a. hyperthyroidism b. deficient ADH secretion c. secondary complications of diabetes mellitus d. hypergonadism e. panhypopituitarism

c. secondary complication of diabetes mellitus

Natr/o is the combining form for which substance a. sugar b. milk c. sodium d. iodine e. potassium

c. sodium

Post-puberty hypersecretion of growth hormone from the anterior pituitary gland a. graves disease b diabetes mellitus c. cushing syndrome d. acromegaly e. myxedema

d. acromegaly

Which of the following secretes cortisol? a. testes b. ovaries c. adrenal medulla d. adrenal cortex e. pituitary gland

d. adrenal cortex

Which is a hormone secreted by the ovary and adrenal cortex? a. Follicle-stimulating hormone b. Luteinizing hormone c. androgen d. estrogen e. oxytocin

d. estrogen

What is the term for excessive development of mammary tissue in a male? a. homeostasis b. hypogonadism c. galactorrhea d. gynecomastia e. hypernatremia

d. gynecomastia

Characteristic of type I diabetes mellitus a. gradual onset; patient is asymptomatic b. ketoacidosis seldom occurs c. treatment is diet and oral hypoglycemic agents d. little or no insulin produced e. usually occurs after the age of 30

d. little or no insulin produced