Cardiac output is increased by
A) sympathetic stimulation.
B) increased end systolic volume.
C) decreased end diastolic volume.
D) decreased venous return.
E) inhibiting the atrial reflex.
Question 2
A vasectomy would interfere with a man's ability to
A) secrete testosterone.
B) make sperm.
C) ejaculate.
D) produce semen.
E) deliver sperm to the ejaculatory duct.