Pulmonary circulation only occurs between the heart and the lungs. ... Systemic circulation occurs between the heart and the entire body.
C. 20. The average healthy adult should have at least 20 minutes a day.
Follow my insta-andrew_hoppy lol
B. Subcutaneous
this means that the needle goes into the fat layer of the skin.
it does NOT go into the muscle.
hope this helps.
