A Person Is Considered Legally Blind When Central Visual Acuity

question 28

Multiple Choice

A person is considered legally blind when central visual acuity is:

• A)between 20/70 and 20/200 in the better eye without corrective lenses
• B)20/200 or less in either eye without corrective lenses
• C)20/200 or less in the better eye with corrective lenses
• D)absent

Understand the symptoms and diagnostic criteria of PTSD.

Comprehend the neurobiological stress response systems in the body.

Identify the psychological, biological, and environmental factors contributing to PTSD.

Recognize the difference between adaptive and maladaptive responses to stress and trauma.

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Definitions:

Torsional Strain

A type of strain in molecules caused by rotating around a bond, due to the repulsion between electrons in non-bonded atoms.

Cyclopropane

A cycloalkane composed of three carbon atoms linked to each other to form a ring, used as an anesthetic.

Newman Projection

A method of visualizing the conformation of a chemical compound through a projection along a bond to show the spatial orientation of substituent groups.

Butane

A gaseous hydrocarbon with the formula C4H10, used as a fuel and a refrigerant.