Explanation/Reference:
Explanation:
The length of labor has little bearing on the fourth stage of labor. The type of labor and delivery is significant. (B) The type of episiotomy will affect the client's comfort level. However, the nurse's assessment and implementations center on prevention of hemorrhage during the fourthstage of labor. The amount of bleeding from the episiotomy or hematoma formation is of higher priority than the type of episiotomy. (C) The amount of IV fluid to be infused is a nursing function to be attended to; however, it is lower in priority than determining if hemorrhaging is occurring. (D) Character of the fundus would be the priority nursing assessment because changes in uterine tone may identify possible postpartum hemorrhage.

(A) This range is too low to be therapeutic. (B) This is the therapeutic range for lithium. (C) This range is above the therapeutic level. (D) This range is toxic and may cause severe side effects.

Section: Questions Set G
Explanation:
(A) This syndrome is caused by absence of one of the X chromosomes. These children are short in stature. (B) Amenorrhea is a symptom of Turner's syndrome, which appears at puberty. (C) Sexual infantilism is characteristic of this syndrome. (D) Gynecomastia is a symptom in Klinefelter's syndrome.

Explanation
(A) Indications of theophylline toxicity include palpitations, dizziness, restlessness, nausea, vomiting, shakiness, and anorexia. (B) Cigarette smoking significantly lowers theophylline plasma levels. (C) Theophylline should be taken with food to decrease stomach upset. (D) These instructions are appropriate for someone taking digoxin.

Explanation
(A) Eating chalk is not related to calcium and its absorption. (B) Poor nutritional habits may result in increased discomfort during premenstrual days, but this is not a primary reason for the client to stop eating chalk.
Premenstrual discomfort has not been mentioned. (C) Iron is rendered insoluble and is excreted through the gastrointestinal tract. (D) There is no competition between the two nutrients.