Orthodontics and Obstructive Sleep
Apnea Exam Questions & Answers
(Grade A+)
Define sleep -
correct answer ✅A reversible, behavioral state of perceptual
disengagement from and unresponsiveness to the environment
Functions of sleep -
correct answer ✅- relief or restoration of deficits of physical or
mental activity accumulated during wakefulness
- energy conservation
- removal from risk (keep diurnal creatures safe in burrows rather
than at risk)
How many sleep stages are there? -
correct answer ✅5; 1-4 and REM Sleep
How many sleep cycles do we go through per night? -
correct answer ✅5-6
Sleep affects -
correct answer ✅- energy metabolism
- hormonal rhythms
,Orthodontics and Obstructive Sleep
Apnea Exam Questions & Answers
(Grade A+)
- tissue repair
- growth and development
- learning and memory
- mood
- alertness and performance
Sleep-related Breathing disorders are characterized by -
correct answer ✅Abnormalities of respiration during sleep
6 categories of sleep disorders -
correct answer ✅1. Insomnia
2. *Sleep related breathing disorders*
3. Central disorders of hypersomnolence
4. Circadian rhythm sleep-wake disorders
5. Parasomnias
6. Sleep related movement disorders
What is the most commonly diagnosed sleep disorder? -
correct answer ✅obstructive sleep apnea
, Orthodontics and Obstructive Sleep
Apnea Exam Questions & Answers
(Grade A+)
Define obstructive sleep apnea (OSA) -
correct answer ✅A sleep-related breathing disorder that involves
a decrease or complete halt in airflow despite an ongoing effort to
breathe
Define apnea -
correct answer ✅Temporary cessation of airflow that lasts for 10
seconds or longer; can be obstructive, central, or mixed
Define hypopnea -
correct answer ✅Airflow reduction of at least 30% that lasts for 10
seconds or longer *AND* results in at least 4% oxygen desaturation
OSA symptoms -
correct answer ✅- snoring
- witnessed apneas
- choking/gasping arousals
- frequent nocturnal awakening
- unrefreshed sleep
Apnea Exam Questions & Answers
(Grade A+)
Define sleep -
correct answer ✅A reversible, behavioral state of perceptual
disengagement from and unresponsiveness to the environment
Functions of sleep -
correct answer ✅- relief or restoration of deficits of physical or
mental activity accumulated during wakefulness
- energy conservation
- removal from risk (keep diurnal creatures safe in burrows rather
than at risk)
How many sleep stages are there? -
correct answer ✅5; 1-4 and REM Sleep
How many sleep cycles do we go through per night? -
correct answer ✅5-6
Sleep affects -
correct answer ✅- energy metabolism
- hormonal rhythms
,Orthodontics and Obstructive Sleep
Apnea Exam Questions & Answers
(Grade A+)
- tissue repair
- growth and development
- learning and memory
- mood
- alertness and performance
Sleep-related Breathing disorders are characterized by -
correct answer ✅Abnormalities of respiration during sleep
6 categories of sleep disorders -
correct answer ✅1. Insomnia
2. *Sleep related breathing disorders*
3. Central disorders of hypersomnolence
4. Circadian rhythm sleep-wake disorders
5. Parasomnias
6. Sleep related movement disorders
What is the most commonly diagnosed sleep disorder? -
correct answer ✅obstructive sleep apnea
, Orthodontics and Obstructive Sleep
Apnea Exam Questions & Answers
(Grade A+)
Define obstructive sleep apnea (OSA) -
correct answer ✅A sleep-related breathing disorder that involves
a decrease or complete halt in airflow despite an ongoing effort to
breathe
Define apnea -
correct answer ✅Temporary cessation of airflow that lasts for 10
seconds or longer; can be obstructive, central, or mixed
Define hypopnea -
correct answer ✅Airflow reduction of at least 30% that lasts for 10
seconds or longer *AND* results in at least 4% oxygen desaturation
OSA symptoms -
correct answer ✅- snoring
- witnessed apneas
- choking/gasping arousals
- frequent nocturnal awakening
- unrefreshed sleep
