Test 2 Study Guide Flashcards
What is ascites?
Accumulation of fluid in the peritoneal cavity
Which diseases often causes ascites?
Cirrhois
What is kwashiorkor?
Protein deprivation
Where does protein digestion begin and what breaks it down?
Stomach via pepsin
How many amino acids are there?
20
What are proteins composed of?
Linear chains of amino acids
Where does lipids digestion begin and what breaks it down?
Duodenum via bile
What does bile do to fats?
Emulsifies
Where does carb digestion begin and what breaks it down?
mouth via salivary amylase
What is marasmus?
Deprivation of all food
Where is phosphate stored?
Teeth and bones
What is the main function of phosphate?
Cellular metabolism
What is Hypophosphatemia?
Low phosphate
What is Hyperphosphatemia?
high phosphate
What are lipids stored as?
triglycerides
What are lipids used for?
Support, energy, hormones
What are the fat soluble vitmains?
A, D, E, K
Do saturated fats increase cholesterol?
yes
What macronutrient does the CNS love?
lipids
What are carbs broken down into?
monosacharides
What are carbs stored in the liver as?
glycogen
Which are better carbs, simple or complex?
complex
Are carbs essential?
no
What type of carb is fiber?
polysacharide
What does fiber do to cholesterol?
Binds to and reduces
What are the monosacharides?
Glucose, fructose, galactose
Sodium Potassium Pump per 1 ATP
3 sodium and 2 potassium pumped
What is secreted by the small intestine?
Lactase, maltase, sucrase, aminopeptidases, dipeptidases
Above are: “Brush border enzymes”
What does ketones in urine mean?
You are starving
What is hyponatrermia?
Low sodium in blood
What are some causes of hyponatremia?
Vomiting, diarrhea, sweating
What are symptoms of hyponatremia?
Hypotension, tachycardia, reduced urine output, altered neural function
What is hypovolemia?
Deficit of body fluid volume
What are some causes of hypovolemia?
excessive fluid loss, reduced fluid intake, 3rd spacing
What are symptoms of hypovolemia?
thirst, weight loss, diminished skin turgor, decreased urine output
What is a cause of hypophosphatemia?
Severe burns, malnutrition, malabsorption, Vit D deficiency
What is a symptom of hypophosphatemia?
Muscle weakness, tremor, parasthesia
What is a cause of hyperphosphatemia?
Bone fracture, bone disease, acromegaly
What is a symptom of hyperphosphatemia?
None
What is a primary prevention precaution?
Protect people from injury or disease
What is a secondary prevention precaution?
screening and early detection
What is a tertiary prevention precaution?
Rehab after diagnosis
How much body weight is water?
60%
How much body weight is intracellular?
40%
How much body weight is extracellular?
20%
Where is calcium found?
Bones and teeth
What is the function of calcium?
action potential and muscle contraction
What is a cause of hypocalcemia?
Medications: Heparin and glucagon
Reg: Thyroid disorders, severe burns, kidney failure, Vit D deficiency, sepsis
What is a symptom of hypocalcemia?
Anxiety, irritability, muscle twitching, cramps, spasms, seizure
What is a cause of hypercalcemia?
Bone breakdown, overactive parathyroid, excessive Vit D and Ca supplements
What is a symptom of hypercalcemia?
None to severe
Excessive thirst, freq urination, muscle weakness, diarrhea, confusion, cardiac arrhythmia, heart palpitations
What are the causes of edema?
- Increased hydrostatic pressure
- Low oncotic pressure
- Increased capillary permeability
- Lymph gets overwhelmed