WVU NSG 311 Exam Questions and Correct Answers

What is the function of the nervous system? Answer- Controls all motor, sensory, autonomic, cognitive and behavior activities What do neurotransmitters do? Answer- Communicate messages from one neuron to another or to a specific target tissue They can potentiate (speed up), terminate, or mo...

What is the endocardium? Answer- Inner most layer What is the Myocardium? Answer- Muscle of the heart Responsible for pumping What is the Epicardium? Answer- Exterior portion of the heart What is the Pericardium? Answer- 2 layers that attach to epicardium and visceral pericardium Space fill...

What is the entire pathway a RBC travels throughout the heart/body? Answer- *Starts at vena cava, then heads to the right atrium, then through the tricuspid valve (atrioventricular), then to the right ventricle, then through the pulmonary valve (semilunar valves), then through the pulmonary tru...

What is the oxygen concentration at room air? Answer- 21% Is oxygen a medication? Answer- *yes *administered only when prescribed by a provider with prescriptive authority except in an emergency situation Hypoxemia (blood) can lead to what? Answer- hypoxia (brain) What are mental status cha...

What are the parts of the Central Nervous System? Answer- brain and spinal cord What are the parts of the peripheral nervous system? Answer- cranial and spinal nerves; include both autonomic and somatic systems What is the basic functional unit of the neurologic system? Answer- neuron What is ...