Hand and Thumb

Question 1

Flexors of the fingers (4)

Answer 1

Flexor digitorium superficialis
flexor digitorium profundus
lumbricals
flexor digiti minimi brevis

Question 2

Extensors of the fingers (5)

Answer 2

extensor digitorum 
extensor digiti minimi 
extensor indicis
interossei
lumbricals

Question 3

Abdductors and adductors of the fingers (4)

Answer 3

palmar interossei
dorsal interossei
abductor digiti minimi
opponens digiti minimi

Question 4

Flexors of the thumb (2)

Answer 4

flexor pollicis longus

flexor pollicis brevis

Question 5

Extensors of the thumb (2)

Answer 5

extensor pollicis longus

extensor pollicis brevis

Question 6

Abductors and adductors of the thumb (5)

Answer 6

abductor pollicis longus
abductor pollicis brevis
opponens pollicis 
adductor pollicis 
palmaris brevis