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Two very different benthic systems in the deep sea are:  deep sea sediment communities and deep sea hydrothermal vent communities.  Indicate which of these communities is described best by each of the following phrases       higher standing biomass  (per square meter)

Pelagic fishes often have dark tops and white bottoms to confuse predators – with this counter-shading pattern they can simultaneously confuse birds that are looking down and larger pelagic fishes that are looking up

Choose the ecosystem that is best described by each of the following sentences:        complex mating rituals and mutually beneficial associations are mediated in large part by colors and color patterns of the participating mobile organisms  

Although echinoderms have no brains and their internal structure is somewhat informal, they often play important roles in ecosystems.  For each of the following roles described below, please choose the system corresponding in which an echinoderm species plays that role:     consume the dominant structure-producing organisms 

 A  female client while on her normal vaginal delivery,  is administered oxytocin . In order to ensure  the safety of this treatment, the nurse should recognize uterine tachysystole as……………………

What information should the nurse provide a client newly prescribed propylthiouracil (PTU) about its primary mode of action?

A nurse is preparing to administer a medication to a client who has myasthenia gravis which will increase the transmission of nerve impulses in this debilitating disease. The nurse should expect to administer which of the following medications to the client? 

What additional medication will best increase the effectiveness of blood pressure control when added to the client’s prescribed losartan?

The provider orders for 1L of NS to infuse at 125 ml/hr. The infusion started at 1330. At what time does the nurse expect the infusion to be complete?

An older adult client has been prescribed metformin. The nurse should ask the client about the presence of which of the following conditions, which is a contraindication to metformin?