Answer to Question 1
Ans: A, B, E
Causes include cardiovascular disease, endocrine disease (diabetes, pituitary tumors, testosterone deficiency, hyperthyroidism, and hypothyroidism), alcoholism, chronic renal failure, genitourinary conditions (radical pelvic surgery), hematologic conditions (Hodgkin lymphoma, leukemia), neurologic disorders (neuropathies, parkinsonism, spinal cord injury, multiple sclerosis), trauma to the pelvic or genital area, alcohol, smoking, medications, and drug abuse. Phosphodiesterase-5 inhibitors, which include Tadalafil, are used to treat erectile dysfunction; they don't cause it.
Answer to Question 2
Ans: B
The diaphragm must be used during each episode of sexual activity. It must be left in six hours after intercourse and should be used with spermicidal jelly. There are different sizes of diaphragms, and the client needs to be fitted by the health care practitioner.