Theories of speech production

Question 1

Hypothesis is a tentative theory, based on an observed phenomenon drawn from research data.

Answer 1

True

Question 2

A theory is a set of statements that explain a relatively large phenomenon that is itself a complex relationship that guides many different events or types of behaviors.

Answer 2

True

Question 3

A model is a simulation, the output of which is very close to the output of the actual system.

Answer 3

True

Question 4

Name 2 models of speech production

Answer 4

1. DIVA Directions into Velocities of articulators
2. Dynamical systems
3. Spatiotemporal organization
4. Connections model

Question 5

DIVA involves 4 pathways for speech processing.

Answer 5

False - 2 pathways

Question 6

Two levels of the motor system are proposed: Executive and Educator

Answer 6

False
Executive and Effector

Question 7

DIVA stands for

Answer 7

Directions into Velocities of articulators

Question 8

The DIVA model of speech production is based on two control systems

Answer 8

1. Feed-forward control system
2. Feedback control system

Question 9

Which model describes a network of regions
of the brain that regulate the acquisition and production of speech.

Answer 9

DIVA

Question 10

Principles of motor learning are the practice and feedback conditions that are used to enhance the learning and retention of new motor behaviors.

Answer 10

True

Question 11

Speech perception is based on invariant articulatory gestures

Answer 11

True

Question 12

All cell phone microphones are the electret condenser type.

Answer 12

True

Question 13

An unidirectional microphone is the best choice for a moving target.

Answer 13

True

Question 14

Most microphones are in the -30 to -60 dB range.

Answer 14

True

Question 15

Four key aspects of a microphone are:

Specificity

Intensity

Directionality

Frequency response

Answer 15

False

 Sensitivity
 Impedance
 Directionality
 Frequency response

Question 16

Microphone is a transducer which converts acoustic to electrical energy.

Answer 16

True

Question 17

Speech perception is based on invariant articulatory gestures

Answer 17

True

Question 18

What are the three key features which describe the motor theory of speech perception.

Answer 18

1. biological specialization of perception for speech
2. analysis by synthesis
3. Lack of invariant aspects of the acoustic signal.

Question 19

What are the 3 sets of landmark in Steven’s model of speech perception?

Answer 19

vocalic, glide, and consonantal

Question 20

Name 2 evidence of our personal characteristics in our speech.

Answer 20

1. Native language
2. Geographical region

Question 21

It is not actual articulatory movement that is perceived but rather the conceptualization of the articulatory gestures, based upon our own speech experience.

Answer 21

True

Question 22

Theory only informs research and not clinical practice.

Answer 22

False