10.3- Hand, Organizational Structure (Week 4)

What are the 3 thenar musclea?

Abductor pollicis brevis, flexor pollicis brevis, opponens pollicis, + adductor pollicis**

What are the metacarpal muscles?

Dorsal interossei, palmar interossei, and lumbricals *palmaris brevis *adductor pollicis

Where are thenar mucles located?

On the anterior surface of the thumb

What are the 3 hyopthenar muscles?

Opponens digiti minimi, abductor digiti minimi, and flexor digiti minimi brevis

How many groups of muscles of the hand are there? What are their names?

Thenar, hypothenar, metacarpal3

What are the metacarpal muscles responsible for?

metacarpals are responsible for moving digits

Where are most of the hypothenar muscles?

the hyopthenar muscles lie on the medial border of the hand over the 5th digit

Thenar muscles are known as.....

the short muscles of the hand

What are the bulging muscle bellies of the thenar muscles known as?

thenar eminence