Question | Answer |
Zone of growth of bone? | Metaphysis |
Amphiarthrodial jts aka? | Fibrocartilagenous - allow some movement |
What is a sprain, and grades of it? | Stretching of the ligaments from excessive force. Grade 1: Partial tear, but stable. Grade 2: Partial tear w/unstability. Grade 3: Complete tear |
Open frxr aka? | Compound |
7P's are for what? What are they? | Compartment syndrome. Pain, pressure, parasthesias, paresis, poikilothermia, pulselessness |
Nervous supply to tendons vs synovial tissue? | Tendons = none. Synovial tissue = rich nervous supply. |
Relation of osteomyelitis and physis in kids? | Physis is avascular and infex usu originates in metaphysis, so cannot spread to epiphysis, but can spread to joint by was of intracapsular extension |
Indications for surgery in a pt w/ osteomyelitis? | Pus on aspiration or signs and sxs persist >36 hrs on abx |
What is a Brodie's abscess? | A chronic form of OM that starts from a heme source |
Exostosis aka? | Osteochondroma |
Sarcomas tend to metastasize to? | Lung, sometimes bone |
MOI of adhesive capsulitis? | Insidious, Idiopathic, trauma, DM, hypothy, Female, red-hair and fair skin |
painful arc for AC jt sep? | 45-120 degrees~ |
TUBS? | Anterior GH disloc: Trauma, Unidirectional, Bankart, Surgery |
In adult w/ anterior GH disloc, what should you be sure to evaluate? | RC tear, esp subscapularis |
When may you see a posterior GH disloc? | Seizure, electrical shock, down-lineman fb |
AMBRI? | Multidirec GH instab.: Atraumatic, Multidirec, Bilat lax, Rehab, Inferior capsular shift |
MC clavicle frxr? | Mid-shaft |
Tx for mid-shaft humerus frxr? | Sling/splint!! (90% union rate w/ non-op) |
which form of MRI is best? | OPEN |
role of lactic acid system? | Anaerobic glycolysis...generates ATP..but limited by lactic acid build-up |
When to consume hi/lo glycemic index foods? | -hi: AFTER exercise, to load glycogen stores
-Lo: 2-3 hrs b4 exercise; blunts insulin response |
Fxrs affecting fluid loss in urine? | HIgh protein diet, high Na diet |
Fluid loss of how much for every 5 degrees > 75 degrees? | 13% |
Max wt loss post training should not exceed? | 3% |
4 lbs wt loss = how much fluid? | 8 cups of fluid |
On hot days..how should you replace your fluid? | WITH NA+!!!! |
What are heat cramps assoc with? | Drop in serum Na and Cl (MC in those practicing long pds in hot climates and only replacing water) |
Heat stroke can be causes by excess heat production 2/2 exertion, impaired dissipation of env heat, and?? | Anti-histamine use |
What is the intermediate bw DHEA and testosterone? | Androstenedione |
What does creatine help with? | Improve performance of brief (<30sec) high-intensity exercise |
Bicarb loading purpose | to offset impact of lactic acid accum |
Erythoropoietin blood doping?: | Increase RBC synth and improve O2 delivery |