• Describe the male and female sex response

consists of stages

MALE

FEMALE

FEMALES may have a new excitement cycle initiated whereas MALES have a refractory period between the process occuring again.

• Explain the mechanisms responsible for penile tumescence and ejaculation

turgidity is produced by the parasympathetic nervous system.

its control centre is within the sacral spinal segments

it includes three nerves - Pelvic nerve, Pelvic plexus and cavernous nerve

increased activity of these induces turgidity.

Orgasm (Ejaculation) – Release of tension – Generalized, rhythmic contraction of the pelvic floor, ischiocavernosus and bulbospongiosus muscles – spasmodic contractions of muscles of the hips and the anal sphincter