Description: This stock medical illustration depicts the following muscles of the face (facial muscles) : occipitofrontalis, levator labii superioris, zygomaticus minor, zygamticus major, buccinator, levator anguli oris, depressor labii inferioris, temporalis, procerus, orbicularis oculi, levator labii superior alaeque nasi, orbicularis oris, ...
Converting 24 Hour Clock to AM/PM. For the first hour of the day (0:00 to 0:59), add 12 Hours, make it AM. Examples: 0:10 = 12:10 AM, 0:40 = 12:40 AM. From 1:00 to 11:59, just make it AM. Examples: 1:15 = 1:15 AM, 11:25 = 11:25 AM. From 12:00 to 12:59, just make it PM. Examples: 12:10 = 12:10 PM, 12:55 = 12:55 PM.
Usage Note: By convention, 12 AM denotes midnight and 12 PM denotes noon. Because of the potential for confusion, it is advisable to use 12 noon and 12 midnight.