Answer:
<em>Cardiac muscles are found only in the heart. They regulate the contraction and relaxation of the heart, which helps in pumping blood through the circulatory system. The movements of the cardiac muscles are involuntary. They are important in sustaining life.</em>
Answer:
196
Explanation:
For adults 18 and older, a normal resting heart rate is between 60 and 100 beats per minute (bpm), depending on the person's physical condition and age. For children ages 6 to 15, the normal resting heart rate is between 70 and 100 bpm, according to the AHA.
You seem to have answered the question within its-self, R is the answer i believe.<span />
Answer:
True
Explanation:
Those are systems in your body
Waste/toxins would not be able to leave the body. The kidneys filter out the waste and eliminate it through the urinary tract.
