One of the most reliable ways to diagnose Alzheimer's disease(>90% accuracy) is to test the
a. brain directly using a biopsy
b. cerebrospinal fluid for biomarkers
c. skin for degenerative peptides
d. level of amyloid using a PET scan
b. cerebrospinal fluid for biomarkers
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What have researchers discovered from their examinations of the pregnancy and birth records of people who later develop schizophrenia?
a. Their mothers experienced more complications at the time of labor and delivery. b. Their mothers experienced fewer complications at the time of labor and delivery. c. Their mothers experienced more complications during pregnancy but not at the time of labor and delivery. d. Their mothers experienced fewer complications during pregnancy.
Psychosocial theory is considered a stage theory because at each stage,
a. failures at each stage prevent an individual from growing and developing to the next stage b. accomplishments from previous stages provide resources for mastering challenges at new stages c. there is no specific direction or order for the stages d. there is no underlying organization for progressive stages
Preschoolers' first attempts to print often involve
A) two- to three-letter words, such as "hi" and "mom." B) a pretend grocery list. C) a parent's or sibling's name. D) their name.
Visual sensory images that persist for about one-half second after being seen are referred to as
a. engrams. b. echoic memory. c. iconic memory. d. illusions.