Blood pressure is expressed as

A) systolic pressure / diastolic pressure.
B) diastolic pressure / pulse pressure.
C) pulse pressure / systolic pressure.
D) diastolic pressure / systolic pressure.
E) systolic pressure / pulse pressure.

Neuropeptide

A) Chemicals produced by neurons that function as hormones
B) Chemicals that act locally on nearby cells
C) Chemical secreted by presynaptic terminal
D) Influences same cell type from which it is secreted
E) Chemical secreted into blood by specialized cells; travels some distance to target tissues