1. Right Answer: C
Explanation: (A) At least eight glasses of fluid per day are encouraged to help dilute stomach contents, thereby decreasing irritation. (B) Alka Seltzer contains aspirin, which is irritating to gastric mucosa, and therefore should be avoided. (C) Small, frequent bland meals help to decrease gastric pressure and to prevent reflux. (D) Lying down after meals may cause gastric reflux and prevents optimal gastric emptying.
2. Right Answer: A
Explanation: (A) During the transition phase, the mother may become frustrated and unclear in her communication owing to severe pain and fear of loss of control. (B) These behaviors are common in the active phase of labor. (C) These behavioral clues are seen in the latent phase of labor. (D) These characteristics are observed in the latent phase of labor.
3. Right Answer: C
Explanation: (A) Early decelerations are reassuring and do not warrant notification of the physician. (B) Because early decelerations is a reassuring pattern, it would not be necessary to change the clients position. (C) Early decelerations warrant the continuation of close FHR monitoring to distinguish them from more ominous signs.(D) O2 is not warranted in this situation, but it is warranted in situations involving variable and/or late decelerations.
4. Right Answer: B
Explanation: (A) The embryo itself may develop normally in the first several weeks of an ectopic pregnancy. (B) An ectopic pregnancy in the fallopian tube causes severe pain owing to the size of the growing embryo within the narrow lumen of the tube, causing distention and finally rupture within the first 12 weeks of pregnancy. (C) TheFallopian tube may either be normal or contain adhesions caused by a history of pelvic inflammatory disease or tubal surgeries, neither of which are congenital causes. (D) An ectopic pregnancy does not involve a dysfunctional placenta, but the implantation of the blastocyst outside the uterus.
5. Right Answer: B
Explanation: (A) An inevitable abortion includes the signs of cervical dilation and effacement as well as pain and bleeding. (B) A threatened abortion is a condition in which intrauterine bleeding occurs early in pregnancy, the cervix remains undilated, and the uterine contents are not necessarily expelled. (C) An incomplete abortion occurs when some portions of the products of conception are expelled from the uterus. (D) A missed abortion occurs when the embryo dies in utero and is retained in the uterus.
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