Gender is a cultural construct and perceptions of men and women differ from culture to culture or even during different periods even in a single culture or society.
Patients can decide whether to share their information with providers, family members or anyone else involved in their care. In some cases, a stand-alone PHR can also accept data from external sources, such as laboratories or providers. ... Patients can access their records in a tethered PHR through a secure portal.
Answer:
To allow for the passage of light in a microscope.