The pregnant client asks the nurse what causes the uterus to contract. The nurse explains the hormonal theory of labor, explaining that which hormone causes uterine contractions?
1. Estrogen
2. Progesterone
3. Cortisol
4. Oxytocin
4
Rationale: Estrogen increases the sensitivity of the myometrium to the effects of oxytocin produced by the posterior pituitary gland, and the oxytocin is responsible for labor contractions.
You might also like to view...
What topic should health promotion initiatives emphasize if the target audience is parents of preschoolers and the goal is to minimize mortality?
A) Handwashing as an infection control measure B) Injury prevention especially when the child is near water C) Identifying signs of child abuse and neglect D) The importance of good nutrition
Usability experts cite three main goals of HCI and usability. Which of the following is not a usability goal?
1. Effectiveness 2. Efficiency 3. Replication 4. User satisfaction
The nurse uses a visual aid to show the mechanics of inhaling which correctly illustrates:
a. the diaphragm moves down. b. the negative pressure of the lung converts to positive pressure. c. muscles contract, pulling the rib cage down. d. bronchi enlarge.
Parents of a terminally ill child have decided to remove their child from life support, a decision that has met with little positive support. Which nursing action demonstrates autonomy regarding the parents' decision?
1. Showing respect for the family 2. Respecting the parents' decision 3. Referring the parents to social services 4. Asking to be assigned to a different client