Use drawings and the example

Environmentally devastating aspects of shrimp trawling include destruction of the bottom as the trawls drag across it and also deposition of giant piles of dead by-catch on the sea floor 

The organisms that inhabit deep sea hydrothermal vents represent all of the same groups of  plants and animals that inhabit rocky intertidal ecosystems

Choose the ecosystem that is best described by each of the following sentences:        species diversity of the dominant structure-building organisms is low, but their size can be huge   

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 species diversity (per number of individual organisms sampled)

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 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? 

An adult client has reported experiencing a dry mouth and constipation after several nights of taking an over-the-counter (OTC) sleep aid. The nurse should suspect that this medication contains what antihistamine?

Which of the following is a drug of choice for male baldness?

A nurse is caring for a client who received IV verapamil to treat supraventricular tachycardia (SVT). The client’s pulse rate is now 98/min and the blood pressure is 74/44 mg Hg and shows sign of toxicity. The nurse should expect a prescription for which of the following IV medications?