Question

Systemic heart refers to
A-the heart that contracts under stimulation of nervous system
B-left auricle and left ventricle in higher vertebrates
C-entire heart in lower vertebrates
D-two ventricles together

Answer 1

Answer:

Perhapes:-

  B-left auricle and left ventricle in higher vertebrates

            &

  D-two ventricles together

hope it's help you

Answer 2

Systemic heart refers to "left auricle and left ventricle in higher vertebrates."

Explanation:

The correct answer is B. Systemic heart refers to the left auricle and left ventricle in higher vertebrates.