Thrombin forms the threads of a blood clot, which enmesh the blood cells and platelets seeping from the wound
a. True
b. False
Indicate whether the statement is true or false
False
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Which disorder involves the loss of sympathetic innervation to one side of the face due to inherited mutation, injury or disease?
a) Raynaud's phenomenon b) Autonomic dysreflexia c) Reflex sympathetic dystrophy d) Diabetic neuropathy e) Horner's Syndrome
If a strong acid were to add H+ to the intracellular fluid, the effect would most likely be buffered, because
A. HPO42- would act as a weak acid and donate an H+ to become PO4-. B. HPO42- would act as a weak base and accept an H+ to become H2PO4-. C. H2PO4- would act as a weak acid and accept an H+ to become H3PO4-. D. PO4 would act as a strong base and accept an H+ to become HPO4.
How does vasopressin cause water to be reabsorbed across the collecting duct epithelium?
What will be an ideal response?
Which of the following drugs, administered as an aerosol spray, would be most likely to help a patient during an asthmatic attack?
A. A ?2-adrenergic agonist B. A ?2-adrenergic antagonist C. Histamine D. A muscarinic agonist E. Pulmonary surfactant