quickster2008's version from 2015-09-15 22:35


Question Answer
During the life cycle of HIV and other retroviruses, which of the following enzymes catalyzes the conversion of viral RNA to DNA?reverse transcriptase
is HIV single or double stranded? + or - sense? RNA or DNA virus?single strand, positive sense, RNA virus
if the os trigonum is present what ligament wil attach to ittalocalcaneal ligament
Tophi are formed in disturbances of the metabolism of a. calcium b. iron c. purines d. lipidsc. urinc acid crystals in jts(tophi) result from disturbances in purine metabolism which lead to excessive uric acid production & crystallization
rate of decay from plasma depends on ?(look this up)clearance and distribution processes
fat embolism occurs most commonly after traumatic damage toBONE FRACTURES, which allow fatty marrow to enter the blood strem
difference btw fast and slow twitch skeletal musclesType 1 muslce is slow twitch, red fibers resulting from incr mitochondria (1 slow red ox); fast twitch skeletal muscles fatigue easier
The peptide chains of proteins that are secreted into the blood are synthesized in therough endoplasmic reticulum
what is the extracapsular ligament in the kneefibular collateral
Which of the following compounds does NOT have a steroid nucleus? a. provitamin D b. testosterone c. estrogen d. dihydrofolated
The phrenic nerve originates from which of the following spinal cord levels?C3-5 (3,4,5 keeps the diaphram alive)
Multiple myeloma is a malignancy of which of the following cells?plasma cells
tachyphylaxismedical term describing a rapidly decreasing response(tolerance) to a drug following administration of the initial doses
Which of the following terms defines a special type of acute tolerance that is manifested with rapid repeated administration of catecholamines or other drugs?tachyphylaxis
drug lowers blood pressure by blocking α-adrenergic receptors?prazosin is a selective, competitive antagonist at postsynaptic alpha1 adrenoceptors
deepest structure in the dorsum of the footarcuate artery
Which of the following muscles originates in part from the lateral surface of the shaft of the tibia?Tib Anterior
Site for auscultation of pulmonary valveleft 2nd interspace
Site for auscultation of aortic valveright 2nd interspace
Site for auscultation of tricuspid valvexiphisternal joint
Site for auscultation of mitral valveLeft 5th interspace, Midclavicular line
The secondary center of ossification of the first metatarsal is located in thebase
why is muscle glycogen is not a principal source of blood glucose?Muscle cells lack the enzyme glucose-6-phosphatase, which is necessary to produce free glucose for release into the blood.
Which of the following muscles has an attachment to the superior border of the greater trochanter?piriformis
The beta-pleated sheet structure of a protein can be considered an example ofsecondary structure
Which of the following types of necrosis is most often associated with a myocardial infarction? a. gangrenous b. liquefaction c. putrefactive d. coagulationCoagulative necrosis is typical for most solid tissues and those with high protein content.
Which of the following hormones increases gluconeogenesis?cortisol
renal tubule membrane is not permeable toinsulin
local anesthetics has the longest duration of action?bupivacaine
Modified ependymal cells in the choroid plexus producecerebrospinal fluid
Which of the following is the most effective inhibitor of gastric acid production? A pentagastrin b. betazole c. chlorpheniramine d. ranitidineD Ranitidine is an H2 blocker
Glucose-6-phosphate dehydrogenase (G6PD) is the first enzyme in a pathway that is an important sourceNADPH and ribose-5-phosphate.
what structure contains dopaminergic neurons that project to the neostriatum?substantia nigra
substantia nigra is in what part of the brain? secretes what NT? dz?basal ganglia, dopamine, parkinson
tx for aspirin toxsodium bicarbonate
CREST is associated with what dz?scleroderm-acro-osteolysis of the hands; fingertip pitting
CREST stands forcalcinosis, raynaud phenomenon, esophageal dysmotility, sclerodactyly and telangiectasia