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50 Cards in this Set

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  • Back
Disease characterized by hyperglycemia...
diabetes mellitis
Alpha cells produce?
glucagon
Beta cells produce?
insulin
conterregulatory hormone of insulin
glucagon, cuases the release of glucose from cell storage sites when glucose is low
what does insulin do?
-allows body cells to use and store carbs, fat, protein
-allows glucose to move from blood into cells for energy
Three characteristics of hyperglycemia...
polydispia, polyuria, polyphagia
what is basal and pradial?
Basal - before meals
Pradial - post meals
glycogenisis
production and storage of insulin
glycogenolysis
inhibit of breakdown of glucose; epinephrine is released and causes increased glucose level
ketogenesis
conversion of fat to acid
gluconeogenisis
conversion of protein to glucose
main fuel of the brain
glucose
Person who must have insulin is type...why do they need it?
type 1; beta cells are destroyed, they make no insulin
Characteristics of type 2
impaired insulin production, decreased sensitivity, may need oral antidiabeticsq
clinical manefestations of hyperglycemia...
3 P's, fatigue, vision changes, tingling hands, decreased wound healing, recurrent infections,
Type 2 common treatment
excersize, diet, oral antidiabetics
acute lifethreatening metabolic crisis, type I, blood glucose 250-500
DKA - diabetic ketoacidosis
DKA s/s
-bld glucose 250-500
-dehydration, lyte embalance
-ketones present
-fruity breath
-low pH
-mental status change
HHNS - hyperosmolar hyperglycemic state
acute condition; glucse over 500; absent ketones, no fruity breath, mental status change, severe dehydration
Lab values indicative of DM...
-fasting bld - 126 x 2
-oral glucose test 200 after 2 hrs
-hgb A1C - 7% or greater
leading cause of death of diabetes
MI; client has extensive CAD, cardiomyopathy, abnormal blood clotting
most common complication of diabetes (Macrovascular)
CVD; an increased risk of heart failure and left ventricuar dysfunction as well
type 2 risks...
obesity, HTN, dyslipidemia (excess blood levels of cholesterol and fats)
Common Microvascular complications
retinopathy, nephropathy, neuropathy, diabetic diarrhea, loss of cardiac reflexes,defective counterregulatory systems
how does the liver and pancrease work together for glucose control?
The pancreas secretes a consistent basal amount of insulin to balance the liver glucose production
insulin resistance
when client needs 200 or more units due to developed resistance of antibodies binding to insulin
Dawn phenomenon
reduced tissue sensitivity to insulin; around 0500 to 0800 becomes hypoglycemic
insulin waning
progressive rise in blood glucose level from bedtime to morning
Meds that increase hypoglycemic effects...
ASA, alcohol, sulfonomides, oral contraceptives, MAOI
Meds that increase glucose levels...
corticosteroids, thiazide diuretics, estrogen
S/S hypoglycemia
hunger, nervousness, palpitations, tachycardia, tremor, confusion, emotional sleep
what effect does corticosteroid have on patient taking insulin
it will cause blood glucose to increase, so insulin dose will be increased
what is sick day?
DM client calls in sick, notifies friend and physician, lets them know instructions, etc.
What is teaching for Sick Day?
-increase fluids/sugar free unless N/V; take insulin r/t illness increases bld glucose; check ketones
Which has ketones present; DKA or HHNS?
DKA
Name fast acting insulin...
Humalog (lispro)
Novalog (aspart)
what is fast acting onset, peak, and duration?
onset - 15 min
peak - 30-1/12
duration - 4-6
What is only isulin used IV
regular insulin
Name short acting insulin..
humulin R
Novalin R
What is onset, peak and duration of shortacting insulin?
onset: 30-60min
peak: 2-5
duration: up to 8 hrs
Name an intermediate acting insulin...
Humulin L
Novalin L
Humalin NPH
What is onset, peak, and duration of intermediate insulin?
onset: 1-2hr
peak: 6-12
duration: 14-20
Name a long acting insulin...
Humalin U
Ultralente
Lantus
What is onset, peak, and duration of intermediate?
onset: 4-6hr
peak: 8-20
duration: 24hr
Whats the big deal about Lantus?
-dont mix EVER
-onset: 70min, no peak
-Glargine
Name an inhaled insulin and its teachings...
Exubera; use before meals, 18 years, not for smokers (increased hypoglycemia); need pulmonary function tests
Common side effects of exubra...
cough, sinusitis, dry mouth
What Class? Increases insulin production, increased sensitivity to insulin in multi targets
sulfonylureas
Name a sulfonylureas
glipizide (glucatrol)
Side effects of sulfonylureas
increased hypoglycemia, renal