Hopefully this should help you
http://gcc.glendale.edu/fire/Documents/ClassMaterials/Ropes/Ropes-VFA08.pdf
Knots start on page 35
plz thank me, it motivates me to answer more of your questions :)
Random thing to help ig
Too much salt can increase your risk of stroke, heart failure, stomach cancer and kidney disease.
Tbh im not so sure but anyways i hope that helps.
Sinotrial node or the SA node
please add answer choices to your other questions in order to get your questions answered faster.