Protein Flashcards
1 gm of Protein = ___ kcal
4
1 gm of Fat = ___ kcal
9
Give 3 importance of protein
(1) Growth & Repair of all body tissues
(2) Formation of essential body compounds
(3) Source of heat & energy
What are the essential body compounds (4_
(1) Hormones (2) Antibodies
(3) Hemoglobin (4) Enzymes
____ is the base material of all ____
(1) Protein; (2) protoplasm
Best source of protein
Beef, Fish, Chicken, Lean pork
The unstable inc or dec of weight in a person
Yoyo effect
Amount of recommended nutritional intake (RNI) of protein
0.86 or 0.9 grams
Recommended Nutritional Intake (RNI) formula
0.86 g x /kg body weight/day to maintain nitrogen balance (containing essential aa)
Characteristic of Protein includes producing HEM
(1) Hemoglobin (2) Enzymes (3) Many hormones
Characteristics of Protein (7) MMCPFH
(1) makes up cell structure
(2) forms antibodies
(3) can be energy source
(4) helps repair, develop & maintain tissues
(5) maintain normal osmotic pressure
(6) produce hemoglobin, enzymes & many hormones
The equivalent of protein food
1 pc of Egg = _____
1 chicken thigh = ______
(1) 7 grams (2) 10 grams
The equivalent of protein food
1/3 cup nuts = _____
1/2 cup tofu = ______
(1) 20 grams
(2) 10 grams
critical period for pregnancy, vulnerable in hypoplasia - lead to caries
First 3 months
Dental Correlation wherein deficiency in protein may result to HDCD
(1) Hypoplasia
(2) Delayed eruption of teeth
(3) Can worsen existing periodontal disease
(4) Degeneration of collagen
Source of collagen (5) FABEB
Fish, Egg, Almonds, Berries, Beef
_____ protein deficiency; _____ deficiency of all nutrients
(1) Kwarshiokor; (2) Marasmus
Give symptoms or clinical presentations of Marasmus (2)
(1) Muscle Wasting, (2) Very thin
Give symptoms or clinical presentations of Kwashiorkor (5) BLEAF
(1) Belly fat
(2) Light fur patch or Hyperkeratosis
(3) Edema
(4) Anemia
(5) Fatty Liver
Excess protein with liver problem can cause _____; with previous kidney problem _______
(1) cant metabolism protein
(2) retain nitrogen
Excess animal protein can cause ___
osteoporosis
Healthy indiv can tolerate____ excess of daily allowance
2-3x
end product of protein metabolism
Nitrogen
The foul odor of feces is due to ____
sulfur content
Metabolism process: NUS
Nitrogen - Urine (urea, ammonia, uric acid, creatinine) - Stool (feces)
main site of catabolism, breakdown into smaller compound
Liver
Absorption of Protein is in the form of ____ occurs in the ____ - portal system - Liver - ______
(1) Peptide (2) Small Intestine (3) Release of energy
____ new compound formed during absorption, (_____: neurotransmitter for _____)
(1) Decarboxylation
(2) Serotonin
(3) CNS function
entry point of pancreatic enzyme
Duodenum, Upper part of Small Intestine
___ splitting enzyme, ____ renin enzyme & ____ pancreatic enzyme
(1) Pepsin
(2) Chymosin
(3) Trypsin
____ gastric juice; ___ intestinal juice
(1) HCL: Hydrochloric Acid
(2) Erepsin
____ is used for the infant’s stomach to slow down the passage of milk
Chymosin
Protein in milk that forms digested curd
Casein
___ & ___ split protein into ____ + some amino acids
(1) Trypsin (pancreatic enzyme) & (2) Erepsin (intestinal juice), (3) polypeptide
HCL (gastric juice) & Pepsin (splitting enzyme) -
peptide bond - ___, ____, ____
proteoses, peptones, polypeptides
In digestion of CHO it starts in the mouth, for protein it starts in ____
stomach
In digestion give the 3 enzymes & 2 juices
(1) HCL - gastric juice
(2) Erepsin- intestinal juice
(3) Pepsin - splitting enzyme
(4) Chymosin - renin enzyme
(5) Trypsin - pancreatic enzyme
____ complete w all essential amino acids; ____ deficiency in one or more amino acids
(1) Animal Protein
(2) Plant Protein
Examples of Animal Protein
Egg, Meat, Milk, Fish, Cheese
Examples of Plant Protein
Soy bean, Grain, Nut, Fruit
Give 2 classifications of protein & definitions
I. Based on Structure:
(A) Fibrous, (B) Globular (C) Intermediate
II. Based on the Composition
(A) Simple (2) Conjugated (3) Derived
Choose: Simple, Cojugated, Derived
hydrolysis of protein
Derived Protein
Choose: Simple, Conjugated, Derived
yields only amino acids on hydrolysis
Simple Protein
Choose: Simple, Conjugated, Derived
protein mol + non protein, example ____
Conjugated Protein, hemoglobin
collagen, keratin, myosin, insulin is an example of what protein composition
Simple Protein
____ & ____ (function) are examples of Dervied protein
(1) Albumin (2) Protease (digestion of protein)
___ linear, __ short linear, ___ spherical
(1) Fibrous, (2) Intermediate Protein,
(3) Globular Protein
Example of Fibrous Protein
Collagen, Keratin, Myosin
Example of Globular Protein
(1) Hemoglobin (2) Insulin
Example of Intermediate Protein
(1) Fibrinogen
building block for cell membrane & tissue structures because they are ______
constituent of cell nuclei & cytoplasm
Give 5 functions of Protein (CPSEF)
(1) Constituent of cell nuclei & cytoplasm
(2) Precursor of antibody
(3) Source of energy
(4) Essential components of enzyme & hormone
(5) For repair of tissue & growth
__ of body protein is Muscle; 1/5 of body protein is __ ___ __
(1) 1/3
(2) Bone, Teeth, Cartilage
product of breakdown of protein
Amino Acids
Protein is a large complex molecule of __, __, __, __ arranged into amino acids or _____
(1) Carbon, Hydrogen, Oxygen, Nitrogen
(2) Peptides
