Which of the Following Statements Are True of the Body's

Multiple Choice

Which of the following statements are true of the body's responses to exercise.(Select all that apply) ?

A) Respiration increases to take in more O2 and exhale more CO2.
B) Heart rate increases to circulate more oxygenated blood to muscles.
C) Sweating increases because more heat is produced as the rate of cell respiration decreases.
D) The arteries to muscles dilate to carry more blood.