Answer:
the heart
Explanation:
the heart is a muscular organ in the center of you chest that contract about 60-80times
<span>The right answer for this question is that during exercise, stored chemical energy is converted to energy that can be used for muscle movement. The particular chemical that is used for muscle movement is known as ATP, or adenosine triphosphate.</span>
Answer:
A. Cohort study
Explanation:
It is basically a cohort study because in this we can evaluate the incident rate at a particular time for a particular disease. .
Answer:
D) the sensory receptors to the CNS.
Explanation:
Sensory division of nervous system is also called as afferent division. It has nerves that come from sensory receptors present in internal organs and somatic areas ( eyes, ears, skin etc. ) and these nerves send impulse to CNS. CNS gets information on what is happening with the body via these impulses. It can detect various senses like touch, hearing, sight etc.
In contrast motor or efferent division of nervous system conducts impulse from CNS to effector body parts which decide how the body responds to a stimulus.