The nurse is prsenting information on pregnancy and fetal development. To evaluate learing, the nurse asks the students: "When a female reaches adolescence, the ova continue to divide. How many chromosomes do the resulting cells then have?"
1. 46 double-structured chromosomes
2. 46 single chromosomes
3. 23 double-structured chromosomes
4. 23 single chromosomes
3
Rationale:
1. Meiosis is the process of cells' splitting their genetic material during replication. The first meiotic division of ova results in half the original number of chromosomes. The second meiotic division occurs after adolescence, and creates 23 double-structured chromosomes.
2. Meiosis is the process of cells' splitting their genetic material during replication. The first meiotic division of ova results in half the original number of chromosomes. The second meiotic division occurs after adolescence, and creates 23 double-structured chromosomes.
3. Meiosis is the process of cells' splitting their genetic material during replication. The first meiotic division of ova results in half the original number of chromosomes. The second meiotic division occurs after adolescence, and creates 23 double-structured chromosomes.
4. Meiosis is the process of cells' splitting their genetic material during replication. The first meiotic division of ova results in half the original number of chromosomes. The second meiotic division occurs after adolescence, and creates 23 double-structured chromosomes.
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While reading a journal article, the nurse asks herself these questions: "What is this about overall? Is it true in whole or in part? Does it matter to my practice?" What is this nurse doing?
1) Reading the article analytically 2) Performing a literature review 3) Formulating a searchable question 4) Determining the soundness of the article
Candidates for the use of sibutramine (Meridia) who have no other risk factors should have a BMI of at least
a. 25. b. 27. c. 30. d. 35.
Screening at 24 weeks of gestation reveals that a pregnant woman has gestational diabetes mellitus (GDM). In planning her care, the nurse and the woman mutually agree that an expected outcome is to prevent injury to the fetus as a result of GDM
The nurse identifies that the fetus is at greatest risk for a. Macrosomia b. Congenital anomalies of the central nervous system c. Preterm birth d. Low birth weight
During a bimanual examination, the nurse detects a solid tumor on the ovary that is heavy and fixed, with a poorly defined mass. This finding is suggestive of:
A) an ovarian cyst. B) endometriosis. C) ovarian cancer. D) an ectopic pregnancy.