Consonants

Question 1

Bilabial

Answer 1

Lower lip + upper lip

Question 2

Labiodental

Answer 2

Lower lip + teeth

Question 3

Dental

Answer 3

Tongue tip + teeth

Question 4

Alveolar

Answer 4

Tongue tip + alveolar ridge

Question 5

Retroflex

Answer 5

Tongue tip ( underside) 
Alveolar ridge (back)

Question 6

Palato/post-alveolar

Answer 6

Tongue blade 
Alveolar ridge (back)

Question 7

Palatal

Answer 7

Tongue front + hard palate

Question 8

Velar

Answer 8

Tongue body + soft palate (velum)

Question 9

Uvular

Answer 9

Tongue back + uvula

Question 10

Pharyngeal

Answer 10

Tongue root + back wall of pharynx

Question 11

Epiglottal

Answer 11

Epiglottis + back wall of pharynx

Question 12

Nasal stop

Answer 12

Soft palate lowered so that air flows out through the nose

Complete closure of two articulators

Question 13

Oral stop

Answer 13

Soft palate is raised, forming a velic closure; complete closure of two articulators

Question 14

Fricative

Answer 14

Narrowing of two articulators so as to produce a turbulent airstream

Question 15

Approximant

Answer 15

Approximation of two articulators without producing a turbulent airstream

Question 16

Trill

Answer 16

Articulator set in vibration by airstream

Question 17

Tap

Answer 17

Tongue top hitting the roof of the mouth; a single movement in a trill

Question 18

Flap

Answer 18

One articulator striking another in passing

Question 19

Lateral

Answer 19

With a central obstruction, so that air passes out at the side

Question 20

Central

Answer 20

Articulated so that air passes out the center