DAANCE Module 1-Basic Sciences Complete Set Questions With Verified Answers

DAANCE Module 1-Basic Sciences Complete Set Questions With Verified Answers Neurons do what - ANSWER conduct nerve impulses What is the synapse - ANSWER junction between two neurons What makes up the central nervous system - ANSWER brain and spinal cord What three parts make up the brain - ANSWER cerebrum, cerebellum, medulla oblongata What makes up the peripheral nervous system - ANSWER sensory nerves and motor nerves How many cranial nerves are there - ANSWER 12 What nerve is the trigeminal nerve - ANSWER 5 What parts does the trigeminal nerve control - ANSWER supplies sensation to the teeth and jaw What are the 2 components of the autonomic nervous system? - ANSWER sympathetic nervous system Parasympathetic nervous system What nervous system "speeds things up" - ANSWER sympathetic What nervous system "slows things down" - ANSWER parasympathetic What nervous system has terminations in all level of the heart - ANSWER sympathetic nervous system Stimulation of the sympathetic nervous system causes what? - ANSWER vasoconstriction in general and increases the heart rate What nervous system is important in maintaining blood pressure - ANSWER sympathetic Vasomotor is controlled by the - ANSWER sympathetic nervous system The vasomotor does what - ANSWER controls the diameter of the blood vessels Baroreceptors regulate what function - ANSWER blood pressure with positional changes the sympathetic or adrenergic effects of the autonomic nervous system involve what - ANSWER two effects A and B- these effect several tissues and organs Alpha effect is what (only one alpha) - ANSWER vasoconstriction Beta effect is what( two beta categories) - ANSWER seen in bigger organs, heart and lungs Beta 1 activity is where - ANSWER heart related functions- such as increased heart rate and strength of contraction Beta 2 activity is where - ANSWER pulmonary function of bronchiolar dilation (lungs) Parasympathetic stimulation causes what - ANSWER increased activity of digestive tract and stimulates production of saliva and Pharyngeal secretions. (atropine or Robinul can counteract stimulations) Automaticity - ANSWER heart pumps on its own Heart has four chamber- what are they - ANSWER left atrium, right atrium, left ventricle, right ventricle