NU 216 Exam 4 Questions with Correct Answer

NU 216 Exam 4 Questions with Correct Answer Disorders associated with pituitary gland (2) - Answer-1. Diabetes insipidus 2. Syndrome of Inappropriate ADH Disorders associated with thyroid gland (2) - Answer-1. Hyperthyroidism 2. Hypothyroidism Disorders associated with parathyroid gland - Answer-1. Hyperparathyroidism 2. Hypoparathyroidism Disorders associated with adrenal glands (2) - Answer-1. Cushing's Disease 2. Addison's Disease Role of hypothalamus in the endocrine system - Answer-Where everything starts, signals get sent down from here to pituitary Two major hormones secreted by the anterior pituitary gland - Answer-1. Adrenocorticotropic hormone 2. Thyroid-stimulating hormone (TSH) Major hormone secreted by the posterior pituitary gland - Answer-Antidiuretic hormone (ADH) Hormone deficiency is typically associated with... - Answer-Gland destruction usually due to autoimmune, infection, or tumor Hormone excess is typically associated with... - Answer-Tumor, autoimmune, or genetic mutation Hormone resistance is typically associated with... - Answer-Genetics (lack hormone receptor) Diagnosis of endocrine disorders - Answer-1. 24 hour urine collection 2. Blood levels 3. CT scan/MRI 4. Ultrasound 5. Suppression/stimulation tests Causes of hypopituitarism - Answer-1. Adrenal insufficiency 2. Hypothyroidism 3. Diabetes insipidus Presentation of hypopituitarism - Answer--Weakness -Weight loss/gain -Hypotension -Sluggish -Depression -Excessive urination/dehydration Diagnosis of hypopituitarism - Answer--Blood tests -Corticotropin stimulation test (give ACTH) -MRI/CT Expectations of corticotropin stimulation test for hypopituitarism - Answer--Give ACTH -If cortisol levels rise with ACTH = pituitary problem -If cortisol levels don't rise with ACTH = adrenal gland problem What is diabetes insipidus? - Answer-Posterior pituitary hypopituitarism due to lack of ADH/response to ADH Presentation of diabetes insipidus - Answer--Frequent urination & thirst -Dehydration -Disorientation/seizures