What system is the pineal gland considered part of?

Which factors may augment the symptoms of patients with mild obstructive sleep apnea? 1. Excessive day-shift work 2. Sleep deprivation 3. Respiratory allergies 4. Scuba diving

a. 1 and 2 c. 3 and 4 b. 2 and 3 d. 1 and 4

RK and LASIK are types of refractive eye surgery

Indicate whether the statement is true or false