Common Glandular Dysfunctions Flashcards
What mineral is essential for alpha tocopherol?
Selenium
Describe the lingual ascorbic acid test.
The test is performed by dropping a blue summation onto the tongue and waiting to see how long it takes for the color to dissipate. Greater than 30 seconds is an indicator of ascorbic acid deficiency, although a deficiency you sometime seen between 10 to 20 seconds.
Taking a lot of vitamin C can increase your need for what vitamin?
Vitamin A
True/false we are more often concerned with the frequency with which the patient takes a supplement rather then the absolute amount of the substance ingested.
True
P factors are known as what?
Anti-capillary fragility factors or bioflavonoids
What copper carrying enzyme is found in vitamin C?
Tyrosinase
What four major chemical groups make up vitamin E?
Tocopherols, phospholipids, Vitamin F group, and steroid hormone precursors
Name the three groups of glandular preparations.
Aqueous tissues, raw glandular material, protomorphogens
Deficiency of which hormone can cause excessive sweating?
Aldosterone
How long should a pupil constrict normally when a light is shined into it?
At least 30 seconds
T/F A minor flutter or twitch of the pupil, known as hippus, is normal when a light is shined into it.
True
In the stressed patient, which does the body dump into the urine, sodium or potassium?
Sodium (increasing intracellular levels of potassium and decreasing extracellular levels of sodium, which can cause non-pitting edema in legs)
T/F A Koenisburg test can be performed on urine at any time of the day.
False, it should be a first morning urine
Which 2 reagents are used in a Koenisburg test?
10% potassium chromate and 0.74% silver nitrate
How is the Koenisburg test performed?
10 drops urine, 1 drop 10% potassium chromate (mix until yellowish), titrate drop by drop with 0.74% silver nitrate and observe for color change from red-orange to brick red. Normal is 17-25 drops. Too high or low could be hypoadrenia or high dietary salt intake
Is epinephrine a vasoconstrictor or vasodilator?
Vasoconstrictor peripherally
How does cortisol affect epinephrine?
Cortisol sensitizes the tissues to epinephrine
How much louder should the first heart sound be normally?
3 times louder
What would you expect in a hypoadrenic patient?
The second sound will be as loud, or louder, than the first sound over the pulmonary valve due to pulmonary hypertension
What does a loud second heart sound over the tricuspid valve indicate?
Liver congestion