Questions with complete solutions
ANSWER :TSH - Quiz :How is thyroid function regulated?
ANSWER :Anterior pituitary gland - Quiz :Where is TSH secreted?
ANSWER :Thyrotropin releasing hormone (TRH) - Quiz :Which hormone is released from
the hypothalamus to initiate the synthesis of TSH?
ANSWER :Iodine - Quiz :Within the thyroid gland, which chemical affects thyroid function
the most?
ANSWER :Iodine - Quiz :Which chemical is needed to synthesize T4 and T3?
ANSWER :Bound to plasma proteins - Quiz :How are T3 and T4 transported in the
bloodstream?
ANSWER :Free T4 - Quiz :Which hormone is used to indicate thyroid activity?
ANSWER :serum TSH - Quiz :What is the most sensitive indicator of overall thyroid
function?
ANSWER :W.hites, more than blacks or hispanics - Quiz :Which ethnic group has the
highest concentration of TSH?
ANSWER :T4 and a marker for binding proteins. - Quiz :If the initial TSH count is
abnormal, which tests should then be run?
ANSWER :autoimmune thyroid disease. - Quiz :Autoantibodies to thyroglobulin or thyroid
microsomes may be found in patients with
ANSWER :Thyroid peroxidase (TPO) (Hashimotos'thyroiditis) - Quiz :What is the major
microsomal antigen of the thyroid?
ANSWER :Fetal development, basal metabolic function, O2 consumption and heat
production, CV muscle contraction, bone resorption & formation, normal glucose
metabolism, synthesis and breakdown of lipids, rate of metabolism. - Quiz :What are the
physiological effects of thyroid hormones?
ANSWER :Iodine compounds (IV contrast medium). - Quiz :Radionuclide imaging can't be
performed within 4 weeks of what?
ANSWER :Benign - Quiz :In radionuclide imaging, hot nodules are normally--------
ANSWER :Cold. - Quiz :Most malignant neoplasms in the thyroid are cold or hot?
, ANSWER :cervical lymph nodes - Quiz :Papillary thryoid carcinoma is best detected by an
ultrasound of the
ANSWER :Radioactive iodine ablation - Quiz :After thyroidectomy for thyroid cancers,
what procedure is often done to ensure no cancer?
ANSWER :Agressive - Quiz :Metastases that do not concentrate Iodine are typically more
ANSWER :95% - Quiz :How accurate is Fine needle biopsy in excluding cancer?
ANSWER :Goiter - Quiz :Enlargement of the thyroid gland is called
ANSWER :Inflammation, infiltrations, metabolic conditions,
iodine deficiency, neoplasia, Graves disease and Thyroiditis - Quiz :What are some causes of
Goiter?
ANSWER :Enlargement due to inadequate thyroid hormone production. Iodine deficiency is
the primary cause of this. - Quiz :Non-toxic goiter occurs in response to what?
ANSWER :Chronic autoimmune thyroiditis - Quiz :The most common cause of non-toxic
goiter in developed countries is?
ANSWER :Iodine - Quiz :Hot nodules concentrate what?
ANSWER :Enlarged thyroid - Quiz :Patients with simple goiter usually have which
presenting symptom
ANSWER :No. Only rarely. - Quiz :Is a normal thyroid gland usually visible?
ANSWER :TSH, Free T4, Antimicrosomal antibodies, Radionuclide scanning, thyroid
ultrasound, fine needle aspiration. - Quiz :Which diagnostics are used to find a goiter?
ANSWER :Patient is asked to raise arms above head until both arms touch sides of head.
Flushing of the face, cyanosis, respiratory distress and enlarged neck veins indicate
impingement. - Quiz :How is Pemberton's sign used?
ANSWER :Iodine deficiency or excess, cancer, grave's disease, thyroiditis, hashimoto's,
postpartum thyroiditis, genetic goiter. - Quiz :What are some differential diagnoses for
Goiter?
ANSWER :Levothyroxine, thyroidectomy, radioiodine. - Quiz :Three treatments for goiter
ANSWER :Few complications. Airway impingement. Risk for hyperthyroidism. -
Quiz :Complications of goiter
ANSWER :Manageable illness that will not affect their lives if it is well controlled. -
Quiz :Patient teaching for non-toxic goiter?
ANSWER :A non-palpable thyroid nodule. - Quiz :What is a thyroid incidentaloma?