Inherited defects in globin structure common in persons of African, Indian, Asian, and Mediterranean descent involving a single amino acid substitution results in a disease called:
A) Aplastic anemia
B) Hemolytic anemia
C) Methemoglobinemia
D) Sickle cell
Answer: D) Sickle cell
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You have been called for a patient with abdominal pain. The patient states that he recently had his gallbladder removed. As an EMT, you realize that:
A) his ability to digest fats is impaired. B) he cannot filter blood normally. C) his ability to absorb nutrients is decreased. D) he has a more difficult time urinating.
3, 5, 3?-triodothyronine is characterized as which of the following?
A. The least potent thyroid hormone B. The most potent thyroid hormone C. Secreted by the anterior pituitary gland in response to low blood levels of TSH D. Used to make both T3 and T4 hormones
You are called for an elderly woman who fell. She called 911 saying she hurt her head when she fell. When you arrive, her husband tells you that she is fine and doesn't need you. You can see her in the background and she appears to be bleeding from a head wound and is crying. You should suspect:
A) psychological abuse. B) she is not really injured. C) domestic abuse. D) sexual abuse.
Equipment with the highest potential for serving as ignition sources in surgical fires include all of the following EXCEPT:
a. electrosurgical units b. fiber-optic light cables c. laser fibers or beams d. phacoemulsification probes