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The following suppress the cough center in the medulla: (1)1.        Guaifenesin2.        Bromhexine3.        Dextromethorphan4.        Salbutamol5.        Doxylamine

The following are receptor families except: (1)1.        Ligand-gated ion channels2.        G-Protein-coupled receptors3.        Enzyme linked receptors4.        Intracellular receptors5.        Free receptors

Enteral routes of drug administration include: (1)1.           Oral2.           Intramuscular3.           Intravenous4.           Topical 5.           Subcutaneous

The following combinations of drug and their mechanism of action is correct: (1)1.        Guaifenesin                           – stimulation of β2 receptor causing bronchodilation2.        Acetylcysteine                       – mast cell stabilization3.        Budesonide                           – leukotriene modulators4.        Theophylline                         – non-selective β2 receptor stimulation causing bronchodilation 5.        Xylometazoline                     – Vasoconstriction of the mucosal blood vessels, reducing oedema of the nasal mucosa

A ___________ volcano is generally 1000-10,000 meters tall, has gradual slopes, is 300,000-1.5 million years old and is composed of layers of basaltic lava.

This is a highly threatened biome found around the equator, warm year-round, abundant rainfall, productive and biodiverse , multi-layered habitats with tall trees

Converting a prairie to a farm field is an example of________.

Why does global climate change matter. There are multiple right answers. Please pick all that apply for full credit.

Exotic species can  become invasive in their new habitat, because of absence of their predators.  They can threaten the native species by competing for their resources, being predators, or bringing disease.

_______________ happens when nutrient runoff causing microorganisms (esp. algae) to grow in excess and deplete oxygen for other living things