Human Performance Questions
mediumcircadian-rhythms

The circadian low point (WOCL - Window of Circadian Low) typically occurs:

A

at midday

B

at 1800 local time

C

between approximately 0200 and 0600 local body time

D

at noon

Unlock All Questions

Get full access to 1,300+ exam questions with detailed explanations across all Human Performance topics.

First 10 questions per subject are free

Keep practising

Take a timed quiz with random questions, or estimate your training costs.