While a person is asleep, the critical activities, which include thinking, sensing, recalling and remembering, do not function as they do during wakefulness.
wˌaɪl ɐ pˈɜːsən ɪz ɐslˈiːp, ðə kɹˈɪɾɪkəl æktˈɪvᵻɾiz, wˌɪtʃ ɪŋklˈuːd θˈɪŋkɪŋ, sˈɛnsɪŋ, ɹᵻkˈɔːlɪŋ ænd ɹᵻmˈɛmbɚɹɪŋ, duːnˌɑːt fˈʌŋkʃən æz ðeɪ dˈuː dˈʊɹɹɪŋ wˈeɪkfəlnəs.