Down syndrome is a genetic defect that occurs as the result of:
A. an extra pair of chromosomes.
B. a separation of chromosome 21.
C. a triplication of chromosome 21.
D. a sperm that contains 24 chromosomes.
Answer: C. a triplication of chromosome 21.
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When can the simplified alveolar gas equation be used? I. PaCO2 less than 60 mm Hg II. PaCO2 greater than 60 mm Hg III. FIO2 0.6 or greater IV. FIO2 0.6 or lower
A. I only B. II and IV only C. II only D. I and III only
Paramedics and other EMTs becoming affordable in rural communities and also helping to fill gaps in primary health care services is a concept of:
A) community paramedicine. B) creation of ad hoc databases. C) medical quality video. D) public safety answering points.
Which of the following is the SI unit of electric current?
a. Ampere b. Coulomb per kilogram c. Erg d. Sievert
Which of the following is a mild form of shock, due to the increase in blood flow to the skin, thus causing a reduction of blood flow to vital organs
a. heat cramps b. heat exhaustion c. heat stroke d. hyperthermia