Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
45 Cards in this Set
- Front
- Back
if CCK is stimulated by fats and amino acids, what is its location and function
|
Duodenum and jejunum, increase pancreatic and bile secretions and decreases gastric emptying (slows flow down to improved SI digestion), relaxes sphincter of oddi
|
|
what syndrome is assocated with increase in gastrin
|
zollinger ellison syndrome
|
|
Secretin (from S cells) is stimulated by fatty acids and acid, where is it located and what is its function
|
located in duodenum, increases HCO3- secretion and bile secretion, decrease gastric acid secretion
|
|
what hormones will inhibit gastric acid secretion
|
GIP, somatostatin, secretin, PGs
|
|
what hormone increased to abnormal levels from the GI will cause copious diarrhea
|
VIP (VIPoma)
|
|
achalasia is related to what hormone
|
NO (you cannot relax the esophagus)
|
|
what cells release intrinsic factor
|
parietal cells
|
|
secretes alkaline mucus in duodenum and is the only duodenal submucosal
|
brunner's glands
|
|
what are the transporters of carbs out of the SI
|
GLUT 5, SGLT 1, GLUT 2
|
|
what vitamins are absorbed in duodenum, jejunum, and ileum
|
respectively: Fe+2, folate, B12 (in that order)
|
|
large mass in the neck
|
Goiter
|
|
young adult, women, related to eating habits and iodine use
|
goiter
|
|
what is the most common thyroid disease
|
goiter
|
|
what are the two types of goiter
|
simple (diffuse) and mutinodular goiter
|
|
how are the follicles changed in goiter
|
they are huge (see pictures)
|
|
what is the distinction between Graves disease and other hyperthyroid disease
|
Graves disease has a hyperfunctional thyroid, the other disease have a leakage of a non-hyperfunctional thyroid causing the increase in hormones
|
|
what is the most common cause of hyperthyroidism
|
diffuse hyperplasia of thyroid (graves disease)
|
|
what is the first organ to see the affects of hyperthyroidism
|
the heart: tachy, palpitations, cadiomegaly
|
|
case: Vietnam soldier was on a mission and continued to get palpitations, but the military docs didnt pay attention becaues he had ot finish the mission. months later, he as extreme exothalmus and the drs. finally recognized his disorder, but what was the consequence of waiting so long to get tx
|
cardiomegaly --> heart problems
|
|
caused by lithium use, TSH deficiency, autoimmune disease (hashimotos)
|
hypOthyroidism (primary and secondary)
|
|
TSH deficiency occurs when
|
post partum necrosis, trauma, pit tumor
|
|
cretinism
|
hypothyroidism in infancy or early childhood
|
|
impaired skeletal system and CNS, short stature, corase facial features, protuding tongue, wide set eyes
|
cretinism
|
|
myxedema
|
hypothyroidism in older child or adult
|
|
reduce CO, decrease SNS activity, skin cool and pale, deep voice, course hair, hair loass, mental sluggish
|
myxedema
|
|
severe pain or painless lateral neck
|
thryroiditis (acute)
|
|
inflammation of the thyroid
|
thyroiditis
|
|
pathogenesis of thryroditis
|
cellular & humoral factors contribute
- but 1° is defect in function of thyroid specific suppressor T-cells CD4 helper T cells directed at the thyroid & production of autoantibodies - may be a genetic component – HLA – DR5 & DR3 b |
|
diffuse lymphocytic infiltrate with germinal centers in the thyroid
|
hashimoto (thyroiditis)
|
|
what increases your risk for B cell lymphoma
|
thyroiditis
|
|
granulomatous thyroiditis, diffuse
|
DeQuervain thyroiditis (less common than Hashimoto)
|
|
what is an example of a subacute thyroiditis
|
Granulomatous thyroiditis (DeQuervain)
|
|
pathogenesis of thyroiditis
|
viral, Coxsackievirus, measles, mumps etc
|
|
your pt presents with hyperthyroidism for a few weeks and then has hypothyroidism, what happened
|
thyroiditis (increase function then it burns out)
|
|
gland atrophy resulting in hypothyroidism, fibrosing process through the capsule, you cannot seem to palpate the gland
|
Riedel Thyroiditis
|
|
what are the 4 types of thyroid carcinomas
|
papillary (85%), follicular (<15%), medullary, anaplastic
|
|
Thyroglossal duct cyst
most common a remnant of the tubular development of the thyroid may present at any age – midline cyst or mass anterior to trachea often significant lymphocyte infiltrate rare transformation to ca |
congenital thyroid lesions
|
|
what increase the release of PTH
|
decrease in the blood free ionized Ca2+
|
|
one of the most common endocrine disorder
|
hyperparathyroidism
|
|
what is the most common cause of hyperparathyroidism
|
parathyroid adenoma
|
|
high PTH (inappropriate to Ca 2+ levels), bone fractures, GI issues, depression, lethargy, renal issues,
|
parathyroid adenoma
|
|
test somes back with serum Ca 2+ very HIGH! what could this be
|
parathyroid carcinoma
|
|
what is the main cause of hypoparathyroidism (iatrogenic cause)
|
surgery
|
|
what is the common genetic cause of hypoparathyroidism
|
DiGeorges
|
|
Characteristic shortness of the 4th and 5th metacarpal bones
Characteristic of ***Albright hereditary osteodystrophy**** (p. 1189) Short stature, obesity, mental retardation, subcutaneous calcification Number of congenital anomalies of bone – esp. short metacarpals and metatarsals |
psuedohypoparathyroidism
|