The cardiovascular and the skeletal system can work together with the muscular system
The cardiovascular system involves an essential muscle, the heart, which is a muscle that pumps blood throughout the body. Without the muscle, the body will fail to have blood circulation
The muscular system is essential for the skeletal system because muscles and bones work together and are responsible for the connection and movement of body parts.
13: saliva (option B)
14: Tongue
15: esophagus
16: stomach
17: enzymes
18: chyme
19: small intestine
For persistent asthma you can use <span>Oxygen therapy as a control method.</span>
She would have to work her way up to get promotions. She would have to report to a higher up all the time and might not have a lot of freedom.