A pregnant client asks about the differences between monozygotic and dizygotic twins. Which should the nurse include during this teaching?
1. Dizygotic twins share one placenta and one chorion.
2. Monozygotic twins are also referred to as "fraternal" twins.
3. Dizygotic twinning occurs less frequently than does monozygotic twinning.
4. Monozygotic twins originate from division of the fertilized ovum at different stages.
4
Explanation:
1. Dizygotic twins each have a separate chorion and amnion.
2. Monozygotic twins are also referred to as "identical" twins.
3. Dizygotic twinning occurs more frequently than does monozygotic twinning.
4. Monozygotic twins originate from division of the fertilized ovum at different stages of early development.
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The nurse caring for a patient with diabetes insipidus should be alert for the following and report signs that indicate a change in condition (select all that apply):
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The nurse who is reinforcing instructions given to a client scheduled for surgery would include information about which of the following types of anesthesia, which is administered by injection of a local anesthetic into the subarachnoid space?
1. epidural anesthesia 2. spinal anesthesia 3. topical anesthesia 4. bier block anesthesia
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