The first one is b
Question 10 is Heart rate
Question 12 is perimeter
Thats all i know sorry
Answer:
Extend, flex.
Explanation:
Muscle can be defined as the soft tissue that helps in the movement of the body and controls the body coordination. Three main types of body tissue are smooth muscle, cardiac muscle and skeletal muscle.
The muscles also perform the extension, flexion, adduction and abduction of the body parts. The anterior surface of the muscles located on thigh hwlps in the body extension. The muscles located on the posterior surface of the thigh helps in the flexion of the knee.
Thus, the correct answer is extend, flex.
it pumps blood? but depending on which part of the heart it is located it could be oxygenated or deoxygenated blood
