▁typically ▁contract s ▁during ▁org asm ▁and , ▁with ▁adv ancing ▁age , ▁those ▁contra ctions ▁may ▁actually ▁become ▁pain ful . ▁ ▁Psych ological ▁response ▁▁ ▁Psych ological ▁sexual ▁ar ous al ▁involves ▁app rais al ▁and ▁evaluation ▁of ▁a ▁stim ulus , ▁categor ization ▁of ▁a ▁stim ulus ▁as ▁sexual , ▁and ▁an ▁affect ive ▁response . ▁The ▁combination ▁of ▁cogn itive ▁and ▁phys i ological ▁states ▁el ic its ▁psych ological ▁sexual ▁ar ous al . ▁Some ▁suggest ▁that ▁psych ological ▁sexual ▁ar ous al ▁results ▁from ▁an ▁interaction ▁of ▁cogn itive ▁and ▁exper ient ial ▁factors , ▁such ▁as ▁affect ive ▁state , ▁previous ▁experience , ▁and ▁current ▁social ▁context . ▁ ▁Male ▁ ▁The ▁relationship ▁between ▁sexual ▁desire ▁and ▁ar ous al ▁in ▁men ▁is ▁complex , ▁with ▁a ▁wide ▁range ▁of ▁factors ▁increasing ▁or ▁decre asing ▁sexual ▁ar ous al . ▁Phys i ological ▁responses , ▁such ▁as ▁heart ▁rate , ▁blood ▁pressure , ▁and ▁ere ction , ▁are ▁often ▁disc ord ant ▁with ▁self - report ed ▁subject ive ▁per ception s ▁of ▁ar ous al . ▁This ▁incons ist ency ▁suggests ▁that ▁psych ological ▁or ▁cogn itive ▁aspects ▁also ▁have ▁a ▁strong ▁effect ▁on ▁sexual ▁ar ous al . ▁The ▁cogn itive ▁aspects ▁of ▁sexual ▁ar ous al ▁in ▁men ▁are ▁not ▁completely ▁known , ▁but ▁the ▁state ▁does ▁involve ▁the ▁app rais al ▁and ▁evaluation ▁of ▁the ▁stim ulus , ▁categor ization ▁of ▁the ▁stim ulus ▁as ▁sexual , ▁and ▁an ▁affect ive ▁response