2026 CCSH CORE MAIN EXAMS ALL QUESTIONS
AND ANSWERS SURE A+
✔✔Respiratory rate in NREM is
Regular or irregular ? - ✔✔Regular
✔✔Blood pressure in REM is
Regular or variable? - ✔✔variable
✔✔Blood pressure in NREM is
Regular or variable? - ✔✔Regular
✔✔Skeletal muscle tone in REM is
Preserved or absent? - ✔✔absent
✔✔Skeletal muscle tone in NREM is
,Preserved or absent? - ✔✔Preserved
✔✔Brain 02 consumption in REM is
Reduced or increased? - ✔✔increased
✔✔Brain 02 consumption in NREM is
Reduced or increased? - ✔✔Reduced
✔✔Response to Co2 in REM is
Same as W or depressed? - ✔✔depressed
✔✔Response to Co2 in NREM is
Same as W or depressed? - ✔✔Same as W
✔✔Response to O2 in REM is
Same as W or depressed? - ✔✔Same as W
✔✔Response to O2 in NREM is
Same as W or depressed? - ✔✔Same as W
✔✔Penile tumescence, vaginal engorgement in REM is
Infrequent or frequent? - ✔✔frequent
✔✔Penile tumescence, vaginal engorgement in NREM is
Infrequent or frequent? - ✔✔Infrequent
✔✔temperature in REM is
Homeothermic or poikilothermic? - ✔✔poikilothermic
✔✔temperature in NREM is
Homeothermic or poikilothermic? - ✔✔Homeothermic
, ✔✔Process C or Process S?
a longer time awake, the drive for steep (sleep need) builds up emonentiaily, and
dissipates over the course of steep - ✔✔Process S
✔✔Process C or Process S?
SWS/N3 decreasing over successive NREM sleep cycles reflects this process, with
higher N3 after sleep deprivation - ✔✔Process S
✔✔Process C or Process S?
pacemaker is the suprachiasmatic nucleus (SCN) of the hypothalamus - ✔✔Process C
✔✔Process C or Process S?
directs the 24-hour
cycle or endogenous
(internal) biological rhythm - ✔✔Process C
✔✔Process C or Process S?
Body temperature is a marker - ✔✔Process C
✔✔Process C or Process S?
cortisol and melatonin are markers - ✔✔Process C
✔✔Light is a "zeitgeber" (time-giver)
True or false? - ✔✔True
✔✔Light is a "photoreceptor" (time-giver)
True or false? - ✔✔False
✔✔Light input is carried along the retinohypothalamic tract (RHT) to the SCN.
True or false? - ✔✔True
✔✔Light input is carried along the retinohypothalamic tract (RHT) to the homeostatic
drive.
AND ANSWERS SURE A+
✔✔Respiratory rate in NREM is
Regular or irregular ? - ✔✔Regular
✔✔Blood pressure in REM is
Regular or variable? - ✔✔variable
✔✔Blood pressure in NREM is
Regular or variable? - ✔✔Regular
✔✔Skeletal muscle tone in REM is
Preserved or absent? - ✔✔absent
✔✔Skeletal muscle tone in NREM is
,Preserved or absent? - ✔✔Preserved
✔✔Brain 02 consumption in REM is
Reduced or increased? - ✔✔increased
✔✔Brain 02 consumption in NREM is
Reduced or increased? - ✔✔Reduced
✔✔Response to Co2 in REM is
Same as W or depressed? - ✔✔depressed
✔✔Response to Co2 in NREM is
Same as W or depressed? - ✔✔Same as W
✔✔Response to O2 in REM is
Same as W or depressed? - ✔✔Same as W
✔✔Response to O2 in NREM is
Same as W or depressed? - ✔✔Same as W
✔✔Penile tumescence, vaginal engorgement in REM is
Infrequent or frequent? - ✔✔frequent
✔✔Penile tumescence, vaginal engorgement in NREM is
Infrequent or frequent? - ✔✔Infrequent
✔✔temperature in REM is
Homeothermic or poikilothermic? - ✔✔poikilothermic
✔✔temperature in NREM is
Homeothermic or poikilothermic? - ✔✔Homeothermic
, ✔✔Process C or Process S?
a longer time awake, the drive for steep (sleep need) builds up emonentiaily, and
dissipates over the course of steep - ✔✔Process S
✔✔Process C or Process S?
SWS/N3 decreasing over successive NREM sleep cycles reflects this process, with
higher N3 after sleep deprivation - ✔✔Process S
✔✔Process C or Process S?
pacemaker is the suprachiasmatic nucleus (SCN) of the hypothalamus - ✔✔Process C
✔✔Process C or Process S?
directs the 24-hour
cycle or endogenous
(internal) biological rhythm - ✔✔Process C
✔✔Process C or Process S?
Body temperature is a marker - ✔✔Process C
✔✔Process C or Process S?
cortisol and melatonin are markers - ✔✔Process C
✔✔Light is a "zeitgeber" (time-giver)
True or false? - ✔✔True
✔✔Light is a "photoreceptor" (time-giver)
True or false? - ✔✔False
✔✔Light input is carried along the retinohypothalamic tract (RHT) to the SCN.
True or false? - ✔✔True
✔✔Light input is carried along the retinohypothalamic tract (RHT) to the homeostatic
drive.
