An athlete sprains her ankle and ice pack is applied. she complains of burning, tingling sensation, but no pain. her toes become cyanotic, followed by skin becoming pale, then red before returning to a normal color. what is this

Exercise equipment compensates for acting irresponsibly are disregarding the rules of physical activity

Which of the following does not cause blindness? a. cataractsb. glaucomac. osteoarthritisd. diabetes

What is the main structural difference between enveloped and nonenveloped viruses? a) enveloped viruses have their genetic material enclosed by a layer made only of protein.b) nonenveloped viruses have only a phospholipid membrane, while enveloped viruses have two membranes, the other one being a protein capsid.c) enveloped viruses have a phospholipid membrane outside their capsid, whereas nonenveloped viruses do not have a phospholipid membrane.d) both types of viruses have a capsid and phospholipid membrane; but in the nonenveloped virus the genetic material is between these two membranes, while in the enveloped virus the genetic material is inside both membranes.