Consider the following scenarios. Which person displays characteristic signs of a persistent vegetative state?
a. Brian is in a persistent state of unconsciousness; he cannot be awakened and does not respond to painful stimuli.
b. Sienna is learning to walk after her automobile accident; however, she still cannot communicate and suffers significant cognitive impairment.
c. Anil is in a coma; his mother is hopeful because he occasionally opens his eyes and sometimes even smiles or cries, but Anils doctors tell her that these actions are random.
d. Muriel was in a deep coma; she now squeezes her mothers hand when she hears her voice, but she cannot open her eyes or speak.
Question 2
Following cardiac arrest, Teresas father Ike is in a coma. Ikes doctor explains to Teresa that his brain activity shows ____.
a. alpha and theta waves that are consistent with sleep
b. alpha and theta waves that are distinct from a normal sleeping pattern
c. only alpha waves that are consistent with sleep
d. only alpha waves that are distinct from a normal sleeping pattern
Cellular section from the brain of a person who died from Alzheimer's disease.
Several scenarios for what led to the origin of habitual bipedalism.
Common skin signs are often evidence of an illness or disorder. A crust is a dry, serous or ...
Signs and symptoms of breathing difficulty.
One in three survivors of Hurricane Katrina showed signs of PTSD a month after the tragedy; one in ...
A Receiver-Operating-Characteristic (ROC) Curve