Which are the statements?
Answer:
Exercise increases the heart rate, heart output and it also increases the amount of blood pounded into the body at every heart beat. But in the cases of people who have adapted to exercise, it reduces their heart rate.
Explanation:
Sinotrial node or the SA node
please add answer choices to your other questions in order to get your questions answered faster.
Answer:
Ticks can attach to any part of the human body but are often found in hard-to-see areas such as the groin, armpits, and scalp. In most cases, the tick must be attached for 36 to 48 hours or more before the Lyme disease bacterium can be transmitted.