DAANCE Module 1-Basic Sciences | 90 Questions with 100% Correct Answers 2023/2024 neurons do what - Correct Answer conduct nerve impulses what is the synapse - Correct Answer junction between two neurons what makes up the central nervous system - Correct Answer brain and spinal cord what three parts make up the brain - Correct Answer cerebrum, cerebellum, medulla oblongata what makes up the peripheral nervous system - Correct Answer sensory nerves and motor nerves How many cranial nerves are there - Correct Answer 12 what nerve is the trigeminal nerve - Correct Answer 5 what parts does the trigeminal nerve control - Correct Answer supplies sensation to the teeth and jaw what are the 2 components of the autonomic nervous system? - Correct Answer sympathetic nervous system parasympathetic nervous system what nervous system "speeds things up" - Correct Answer sympathetic what nervous system "slows things down" - Correct Answer parasympathetic what nervous system has terminations in all level of the heart - Correct Answer sympathetic nervous system stimulation of the sympathetic nervous system causes what? - Correct Answer vasoconstriction in general and increases the heart rate what nervous system is important in maintaining blood pressure - Correct Answer sympathetic vasomotor is controlled by the - Correct Answer sympathetic nervous system the vasomotor does what - Correct Answer controls the diameter of the blood vessels baroreceptors regulate what function - Correct Answer blood pressure with positional changes 1 / 2
the sympathetic or adrenergic effects of the autonomic nervous system involve what - Correct Answer two effects A and B- these effect several tissues and organs Alpha effect is what (only one alpha) - Correct Answer vasoconstriction Beta effect is what( two beta categories) - Correct Answer seen in bigger organs, heart and lungs Beta 1 activity is where - Correct Answer heart related functions- such as increased heart rate and strength of contraction Beta 2 activity is where - Correct Answer pulmonary function of bronchiolar dilation (lungs) Parasympathetic stimulation causes what - Correct Answer increased activity of digestive tract and stimulates production of saliva and pharyngeal secretions. (atropine or Robinul can counteract stimulations) Automaticity - Correct Answer heart pumps on its own Heart has four chamber- what are they - Correct Answer left atrium, right atrium, left ventricle, right ventricle Where does the left atrium receive blood from - Correct Answer from the lungs, via the pulmonary vein- oxygen rich blood Where does the right atrium receive blood from - Correct Answer from the peripheral (body's) circulation and is oxygen poor the ventricles receive blood from where - Correct Answer the atria Ventricle anatomy - Correct Answer thicker walls larger chambers left ventricle is the thickest m.Where does the right ventricle send blood - Correct Answer deoxygenated blood to the lungs Where does the left ventricle send blood - Correct Answer oxygenated blood to the body/ peripheral circulation What are the three sources the right atrium receives blood - Correct Answer above: superior vena cava
below: inferior vena cava
inside the heart m.: coronary sinus
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