What do most childhood cancers arise from?
a. Epithelium
b. Mesodermal germ layer
c. Embryologic ectodermal layer
d. Viscera
Answer: b. Mesodermal germ layer
You might also like to view...
A priority teaching point for the nurse explaining the use of a vaginal diaphragm includes instructing the woman that:
A) effectiveness can be increased if spermicide is applied just before insertion of the diaphragm. B) the diaphragm should be carefully removed immediately following ejaculation. C) the open end of the diaphragm should be placed just inside the vagina. D) the diaphragm should be left in place for two hours after intercourse.
The nurse is caring for a client in the intensive care unit. This client is at risk for sensory overload, which can manifest in the following manner: Standard Text: Select all that apply
1. Decreased attention span 2. Irritability 3. Scattered attention 4. Hallucinations 5. Emotional lability
Which of the below are nursing diagnoses for a client with respiratory acidosis? (Select all that apply.)
a. ineffective breathing pattern b. deficient knowledge c. acute confusion d. ineffective peripheral tissue perfusion e. impaired gas exchange
The nurse is performing a well-child checkup on a 5-year-old boy. He has no current condition that would lead the nurse to suspect an illness. His health history is unremarkable, and he received immunizations 1 week ago
Which of these findings should be considered normal in this patient? a. Enlarged, warm, and tender nodes b. Lymphadenopathy of the cervical nodes c. Palpable firm, small, shotty, mobile, and nontender lymph nodes d. Firm, rubbery, and large nodes, somewhat fixed to the underlying tissue