Slow-twitch fibers and fast-twitch fibers are both a type of
a. myosin filament
b. actin filament.
c. myofibril.
d. sarcomere.
a
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Moving your arm requires ____
a. ?inhibition only b. ?excitation only c. ?neither inhibition, nor excitation d. ?both inhibition and excitation
If the hypothesis is a one-tailed hypothesis, how can the experimenter determine whether the results are in the correct direction for a pretest posttest design? The experimenter checks the _____
a. absolute value of the obtained t c. pretest and posttest means b. sign of the obtained t d. all of these
Reading a sentence aloud involves sequential activation of different areas of the brain. Identify the major brain regions activated in the order necessary to read aloud.
What will be an ideal response?
Secondary emotions, such as pride or shame, show up later in a baby's life because
A) they're genetically programmed that way. B) there isn't anything for babies to be proud or ashamed of. C) they require higher levels of cognitive processing. D) babies don't get enough social interaction until then.