How would the nurse explain to the patient who is taking cyclophosphamide (Cytoxan), an alkylating agent, about how the medication works?
a. It inhibits DNA and RNA synthesis
b. It interferes with DNA replication
c. It damages the cell in S phase of replication
d. It alters the hormonal environment that promotes cancer growth
ANS: B
Most chemotherapeutic agents work by interfering with the cell's ability to multiply or reproduce. Cytoxan interferes with DNA replication.
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The child comes to the school nurse with his index finger partially amputated and hanging by a shred of skin. The nurse should:
1. flush the hand with warm water and wrap in a towel. 2. carefully cut the skin holding the finger and wrap the finger and hand in clean towel. 3. pinch the finger to stop bleeding and take the child to the hospital 4. wrap the hand securely and place on an ice water–filled baggie.
The nurse is preparing to perform the Rinne test of hearing function. Which action by the nurse is appropriate?
1) Whispers several words to the patient and asks him or her to repeat what was heard 2) Places a vibrating tuning fork in the middle of the head 3) Places a set of earphones over both ears, plays several tones, and asks the patient to identify the sounds heard 4) Uses a tuning fork to compare the length of time the patient hears sound conducted by the mastoid bone versus air conduction
Which is true about microcephaly?
1. Microcephaly is defined as the condition when the circumference of the head is more than two standard deviations below normal. 2. Microcephaly is defined as the condition when the circumference of the head is more than three standard deviations below normal. 3. Microcephaly is defined as the condition when the circumference of the head is more than one standard deviation below normal. 4. Microcephaly is defined as the condition when the circumference of the head is more than two standard deviations above normal.
Which scholar described how people think about moral issues in terms of stages of development?
a. Heifetz b. Kohlberg c. Plato d. Crain