MNT Study Guide 1 Flashcards
Duodenum absorption
Minerals
ex: Ca, Mg, Zn, Iron
Jejunum digest/absorp
CHO, Water Sol Vit
Illeum absorp
protein, fat & fat vit, B12, bile salts
Colon absorp
water, salt, pot
-Chronic inflammation
-thickening of GI tract
-Fissures & ulcers
Crohn’s disease
Crohn’s common deficencies
Folate, lactase, fat malabsorp
-Dx effects mucus membrane of GI tract
-uncontrolled/bloody diarrhea
UC
UC MNT
-B12, folic acid, fat sol vit
-elemental diets in case of malnutrition/bowel narrowing
-small pouches/sacs thru intestinal wall
-common in sigmoid colon
a-sxs (higher fiber and fluid)
diverticula
inflammed state of diverticula
-lower fibre and bowel rest or surgery
diverticulitis
-malabsorp of fluid and nutrients due to extensive loss of small bowel
-small bowel less than 600 cm, less than 200 most severe)
Short bowel syndrome
Common SBS deficiencies
A
B-12
D
Sodium, Mag, Znc
isotonic feed plus sodium
SBS EN feeds
Low FODMAP/IBS def
fibre, folate, cal, vit A
Odd gluten containing items
baking powder, malt, starch, thickeners, sauce/stocks
Gluten detectability for labels
3 mg/kg
Celiac deficiency risks
Iron, B’s, Ca (+macros as dx progresses)
GF long term deficiencies
fiber, B’s, Cal, D
sxs: pulmonary edema, breathing difficulty, swollen ankles
Congestive heart failure
high SFA, Trans FA, Chol
higher risk of CVD
lowers LDL
-sources fruit, veg, oats, beans
soluble fibre
fiber that helps bowel regularity
insoluble fibre
120-139 sys
pre hypertension
140 or higher sys
hypertension