Calculate the ejection fraction of a female patient with a stroke volume of 40 mL and an end-diastolic volume of 125 mL

The following organ systems have been individually documented in this review of systems: Endocrine (thirst); Genitourinary (dysuria, frequent urination); Neurologic (balance and headache); Cardiovascular (syncope, lightheaded, looking pale); and Musculoskeletal (swollen joints)

Patient reports feeling very thirsty over the past two weeks during the extreme heat. No dysuria noted, although frequent urination noted due to increased fluid intake. Patient reports feeling lightheaded prior to fall, although she says husband told her she was very pale. No problems with syncope, balance, swollen joints, or headache prior to injury. No constipation, diarrhea, or abdominal tenderness noted. Remainder of ROS is unremarkable. Indicate whether this statement is true or false.

Cushing's syndrome and Addison's disease have opposite causes

Indicate whether the statement is true or false