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pharmacology autocoids, antihistimines, hormones
pharm ques for final 1 steroids, hormones
36
Dentistry
Undergraduate 3
11/19/2014

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Cards

Term
where is histamine stored?
Definition
in Mast cells and CNS
Term
pharmacologic effects of antihistimine
Definition

decrease in edema of tissues

 

limit vasodilation of blood vessels

 

limit bronchoconstriction of respiratory

 

suppress itching and pain

Term
uses for antihistimines
Definition

allergic reaction

 

nausea  and vomiting

 

peroperative sedatives

 

otc sleep aids

 

local anesthesia

Term
examples of histimines
Definition

diphenhydramine (benadryl)

 

fexofenadine (allegra)

 

loratidine (claritin)

 

cetirzine (zyrtec)

Term
2 types of adrenocoroticosteroids made in the body
Definition

glucocorticoids - affect carb metabolism

 

mineralocorticoids-affect water and electrolye composition

 

each makes about 20mg /day

Term
rule of 2's
Definition
take 20 mg or more for two weeks within 2 yrs additional steroid is needed.
Term
dental use of adrenocorticosteroids
Definition

oral lesions

 

apthous stomatitis

 

tmj

 

pulp capping

Term
adverse reaction of adrenocorticosteroids
Definition

metabolic change

 

moon face, buffalo hump, weight gain

 

CNS depression

 

impaired healing of gastric ulcers

 

impaired wound healing

 

osteoporosis (infrabony pockets)

Term
where do hormones go?
Definition
secreted by endocrine glands and transported by blood to target organs
Term
anterior pituitary what 3 types of hormone
Definition

lutenizing hormone- follicle stimulating (menstruation)

 

thyroid stimulating hormone

 

addrenocorticotropic hormone

Term
posterior pituitary what 2 hormones
Definition

oxytocin-induces labor

 

ADH-assists in water balance with diabetes insipidis (with brain tumor also)

Term
two types of thyroid hormone
Definition

t-3 triodothyronine- bone tissue

 

t-4- thyroxine- tissue growth

Term
hypothyroidism names for adult and child
Definition

cretinism-child

 

myexedema-adult

Term
clinical signs of hypothyroidism
Definition

dry skin

 

bradycardia

 

hypotension

 

intolerance to cold

 

round puffy face

Term
hypothyroidism and tooth eruption
Definition
delayed tooth eruption with hypothyroidism
Term
medication for hypothyroidism
Definition
levothyroxine and synthroid
Term
hyperthyroidism and tooth eruption
Definition

early tooth eruption and poorly shaped carious teeth with hyperthyroidism

 

also enflammed gingiva

Term
hyperthyroidism is also known as
Definition

graves disease 

 

(caused by thyroid, pituitary, hypothalmic malignencies)

Term
clinical signs of hyperthyroidism
Definition

heat production

 

increased cell metabolism

 

tachycardia

 

muscle weakness

 

anxiety

 

weight loss

 

bulging eyes

Term
how to treat hyperthyroidism
Definition

antithyroid drugs/surgery (if surgury, synthroid for life!!!)

 

methimazole (tapazole)

 

potassium iodide and iodine (lugals solution)

Term
what happens when antithyroid  (tapazole) drugs are taken when pregnant and cross the placental barrier?
Definition
inhibit fetal thyroid causing cretinism (retardation)
Term
what is the role of PTH
Definition

PTH is parathyroid

 

it mobilizes calcium ions into the blood (takes calcium from bones if heart needs it).

 

also increases absorption of calcium from small intestines.

Term
what is hyperparathyroidism?
Definition
accidental removal of parathyroid gland
Term
what are symptoms of parathyroid?
Definition

hyperexcitibility of neuromuscular system

 

spastic muscle contractions

 

convulsions

 

parasthesia

Term
how to treat hypoparathyroidsism
Definition

calcium salts and vitamin D cholecalciferol

 

diuretics that increase clearance of calcium, bisphosphonates, and calcitonin

Term
parathyroid hypercalcemia
Definition

from tumors 

renal disfunction

Term
what are islets of langerhan?
Definition
cells that make insulin in pancreas (associated with diabetes)
Term
what is the function of antidiabetic agents?
Definition

lowers blood glucose levels

 

example is metformin (a combination drug $$$$ expensive)

 

also sulfonylureas (aspirin interacts with this affecting brittle diabetes)

Term
biguanides
Definition

decrease blood glucose but not hypoglycemia (acts on liver to reduce stimulation of glycogenesis) 

 

also aids in insulin uptake

Term
new inhaled form of insulin
Definition
exubera
Term
examples of insulin
Definition

fast acting- regular

 

isophane (NPH)- intermediate acting

 

ultralente (humulin U)-long acting

Term
what is the role of glucagon?
Definition

used to treat hypoglycemia

 

breaks down glycogen to glucose with helps low blood sugar. (raises it)

Term
female sex hormones
Definition
estrogen and progesteron
Term
what are androgens
Definition

male hormones

 

testosterone

 

andosterone

Term
PDE's are phosphodiesterase (for impotence, or Erectile dysfunction) caution with what drugs?
Definition
PDE's should not be taken if on heart medication
Term
what are some drugs that affect sex hormones?
Definition

clomid: infertility

 

tamoxifen: breast cancer

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