A temporary decrease in blood oxygen level.

Calculate – % R Lights Out: Epoch 30      Lights On: Epoch 870      SO Sleep Epoch 36          REM Onset: Epoch 90    N1 Duration: 67 Epochs N2Duration: 371 Epochs N3 Duration: 111 Epochs              REM Duration: 225 Epochs Wake Duration: 66 Epochs Obstructive Apneas: 10 Hypopneas: 22 Central Apneas: 2 Mixed Apneas: 0 RERA’s: 4 PLM’s without arousal: 33 PLM’s with arousal: 6

A summary of the patients sleep study after scoring is completed.

Lights off 9:10 pm Lights on 5:08 am Sleep onset 9:30 pm N1 total 20.5 minutes N2 total 269.5 minutes N3 total 0.5 minutes R total 89.0 minutes What is the SL (MIN.)?

Lights off 10:07 pm Lights on 5:36 am Sleep onset 10:26 pm N1 total 36 minutes N2 total 231 minutes N3 total 53 minutes R total 56.5 minutes What is the TST?

The time at which a sleep study ends.

Lights off 9:10 pm Lights on 5:08 am Sleep onset 9:30 pm N1 total 20.5 minutes N2 total 269.5 minutes N3 total 0.5 minutes R total 89.0 minutes What is the TRT?

Which knob should you use to get the image in focus when using the higher-power objective lenses?

Which statement most accurately describes iris diaphragm?

Figure 4.13 Generalized cell. Reference: Figure 4.13 In Figure 4.13, identify number 9.