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WGU D115 patho unit 3-neurological, pyschiatric, endocrine Questions and Verified
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WGU D115 patho unit 3-neurological,pyschiatric, endocrine Questions and
Verified Answers|100% Correct
Thyroid hormones affect: - ANSWER-Growth and maturation of tissues, cell
metabolism, heat production, cardiac functioning, O2 consumption
Gland Primarily responsible for calcium regulation - ANSWER-Parathyroid
Alpha cells secrete - ANSWER-glucagon
Beta cells secrete - ANSWER-insulin and amylin
delta cells secrete - ANSWER-somatostatin and gastrin
F cells secrete - ANSWER-pancreatic polypeptide that stimulates gastric
secretion and antagonizes cholecytokinin
function of insulin - ANSWER-Facilitates rate of glucose uptake into cells
Glucagon function - ANSWER-increases blood glucose levels by stimulating
glycogenolysis and glyconeogenesis
Ghrelin function - ANSWER-Stimulates growth hormone secretion, controls
appetite, regulates insulin sensitivity
Types of glucocorticoids - ANSWER-cortisol, cortisone, corticosterone
function of glucocorticoids - ANSWER-Increase blood glucose through liver
glyconeogenesis, decrease muscle reuptake of glucose, carb metabolism
Cortisol - ANSWER-Most important glucocorticoid hormone
,adrenal medulla - ANSWER-chromaffin cells, catecholamines, fight or flight
Release of catecholemines - ANSWER-Fight for flight
radioimmunoassay (RIA) - ANSWER-blood test that uses radioactively tagged
hormones and antibodies to measure the quantity of hormone in the plasma
Endocrine decreases in aging - ANSWER-Tsh, glucose tolerance, insulin, growth
hormone, clearance of cortisol, adrenal androgens
Inappropriate antidiuretic hormone secretion (SIADH) symptoms -
ANSWER-Impaired taste, increased sodium levels, fatigue, confusion
diabetes insipidus caused by - ANSWER-Hypo function of posterior pituitary
symptoms of diabetes insipidus - ANSWER-polyuria, polydipsia, cannot
concentrate urine, urine output 8-12L per day, thirst
hyperpituitarism symptoms - ANSWER-Headache, fatigue, visual changes,
usually caused by tumor
hyperthyroidism/ grave's disease symptoms - ANSWER-Thin hair, enlarged
thyroid (warm), heat intolerance, weight loss, warm skin, sweaty palms, elevated
T3 and T4, low TSH
Thyrotoxic Crisis (Thyroid Storm) signs - ANSWER-Hyperthermia (105º F or
higher), severe tachycardia, restlessness, agitation, tremor, unconsciousness,
coma, hypotension, heart failure
Hypothyroidism symptoms - ANSWER-dry and itchy skin, dry and brittle hair,
constipation, muscle cramps at night, decreased heart rate, cold intolerance,
lethargy
hyperparathyroidism symptoms - ANSWER-Hypercalcemia, hypophosphatemia,
possible kidney stones, alkaline urine, pathological fractures
, type 1 diabetes mellitus caused by - ANSWER-Autoantibodies, t-cell and
macrophage destruction of pancreatic beta cells
type 1 diabetes mellitus manifestations - ANSWER-Polyuria, polydipsia,
polyphagia, hyperglycemia, weight loss, fatigue
type 2 diabetes mellitus causes - ANSWER-Leptin resistance, elevated serum
free fatty acids, intracellular lipid deposits, insulin resistance decreasing insulin
secretion, beta cell dysfunction
type 2 diabetes mellitus symptoms - ANSWER-fatigue, blurred vision, thirst, and
hyperglycemia; may have neural or vascular complications
Lipolysis - ANSWER-Ketogenic effect caused by metabolism of free fatty acids in
liver, stimulated by glucagon
Diabetic Ketoacidosis (DKA) symptoms - ANSWER-Polyuria, dehydration,
kussmaul respiration's, acetone breath odor, serum glucose greater than 250
diabetic retinopathy - ANSWER-Leading cause of blindness worldwide,
maculopathy, macular edema
Macro vascular disease - ANSWER-Stroke, peripheral artery disease
Cushing syndrome symptoms - ANSWER-fatty hump between shoulders, a
rounded face, and pink or purple stretch marks on skin, thinning fragile skin, slow
healing of cuts, insect bites and infections, acne, decreased libido, decreased
fertility, irregular or absent menstrual periods, fatigue, muscle weakness,
cognitive difficulties, and headaches.
Addison disease symptoms - ANSWER-Hypocortisolism, hypoaldosteronism,
weakness, hyper pigmentation, vitiligo
adipose tissue function - ANSWER-insulation, mechanical support, energy
reserve to fuel tissues
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