Which of the following statements about sickle cell disease is FALSE?
A) Patients with chronic sickle cell disease have chronic hemolytic anemia.
B) Sickled red blood cells have longer life spans than normal red blood cells.
C) Sickle hemoglobin has a flawed chemical structure that results in erythrocyte deformity when oxygen levels are low.
D) Splenomegaly is a common problem of sickle cell disease.
B
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A 20-year-old farm worker's foot has been amputated after it was caught in machinery. The first priority in this situation is:
A) retrieving the amputated part for possible reimplantation. B) controlling bleeding from the wound. C) applying oxygen. D) making sure the machinery has been shut down.
The enzymes necessary for DNA replication are in the ________ of the cell
A) cytoplasmic membrane B) Golgi apparatus C) lysosomes D) nucleus
Which of the following lesions is likely to be painful?
a. Idiopathic leukoplakia b. Minor aphthous ulcer c. Idiopathic erythroplakia d. Lingual varix e. None of the above
The common name for varicella is chickenpox
a. True b. False Indicate whether the statement is true or false