BI 255 Lab Study guides, Class notes & Summaries

BI 255 Lab Final - Washburn University Questions with Complete Solutions Last document update:   ago

Frog Heart experiments Correct Answer-Mechanical, affects of temperature and various drugs What are the autonomic neurotransmitters Correct Answer-Acetylcholine, norepinephrine (epinephrine used in lab) What does acetylcholine do to the heart Correct Answer-Parasympathetic, decreases pacemaker rate by increasing K+ and decreasing Ca2+ and Na+ movement. As the pacemaker slows, so does the heart. What does norepinephrine do? Correct Answer-Sympathetic. Increases heart rate and magnitude o...