Chapter 9

Question 1

what two roles does cerebellum play into

Answer 1

motor learning and coordination

Question 2

mtoor programs are learned using what

Answer 2

sensory feedback

Question 3

motor actions are thought to be based on execution of what

Answer 3

learned motor programs

Question 4

vr requires the user to adapt to what

Answer 4

existing motor programs

Question 5

what does adapting to existing motor programs require

Answer 5

motor learning (mouse to move in video game or knob to move one way or another)

Question 6

ways of interacting that depend on input (hardware)

Answer 6

registering user actions like computer mouse

Question 7

ways of interacting that depend on user interface(software)

Answer 7

how using device changes the environment - using mouse to point on the screen

Question 8

4 design considerations for vr interaction

Answer 8

effectiveness, difficulty of learning, ease of use, comfort

Question 9

what do we use currently to interact with vr

Answer 9

xbox controller, pointing with hand toold or with the head (mousing with vr- lead to gorilla arms, good for blind use and tracking, separate controllers in each hand)

Question 10

ways of natural haptic interaciton

Answer 10

depend on control of fingers, propioceptive feedback when grasping, tactile feedback when grasping

Question 11

what can you interact with that is easier to simulate but still resembles everyday interaction

Answer 11

tools/ swords