How does memantine (Namenda) work for treatment of Alzheimer's disease?

a. Protecting the neurons from the changes that occur with Alzheimer's disease
b. Blocking the enzyme that breaks down the neurotransmitter at the neuron synapses
c. Blocking the amino acid glutamate at the N-methyl-D-aspartate receptors in the brain
d. Increasing the amount of white matter surrounding neurons to prevent the formation of "tangles"


ANS: C

Nursing

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A 75-year-old woman is prescribed magnesium hydroxide for constipation. The nurse's assessment reveals that the patient is being treated for rheumatoid arthritis and hypertension. The patient lives in assisted living and is on a low-sodium diet

Before the magnesium hydroxide therapy begins, it will be most important for the nurse to assess the patient's A) home environment. B) diet. C) activity level. D) medication history.

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Labor contractions facilitate cervical dilation by:

a. Contracting the lower uterine segment. b. Enlarging the internal size of the uterus. c. Promoting blood flow to the cervix. d. Pulling the cervix over the fetus and amniotic sac.

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On the first postpartum day, the nurse teaches the patient about breastfeeding. Two hours later, the mother seems to remember very little of the teaching. The nurse understands this memory lapse to be related to:

1. The taking-hold phase. 2. Postpartum hemorrhage. 3. The taking-in phase. 4. Epidural anesthesia.

Nursing

The Jackson-Pratt (JP) drain relies on the presence of a vacuum to withdraw drainage and is considered a __________ drainage system

Fill in the blanks with correct word

Nursing