1. For more slides click here

2. Muscles that Move the Forearm and Hand
Figure 11–16a

3. Muscles that Move the Forearm and Hand
Figure 11–16b

4. Muscles that Move the Forearm and Hand
Originate on humerus and insert on forearm
Exceptions:
the major flexor (biceps brachii)
the major extensor (triceps brachii)
3D Rotation: Muscles of the
Forearm and Hand
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5. Extensors and Flexors Extensors: Flexors:
mainly on posterior and lateral surfaces of arm
Flexors:
mainly on anterior and medial surfaces

6. 13 Muscles that Move the Forearm and Hand (1 of 8)
Biceps brachii:
flexes elbow
stabilizes shoulder joint
originates on scapula
inserts on radial tuberosity

7. 13 Muscles that Move the Forearm and Hand (2 of 8)
Triceps brachii:
extends elbow
originates on scapula
inserts on olecranon
Brachialis and brachioradialis:
flex elbow

8. 13 Muscles that Move the Forearm and Hand (3 of 8)
Anconeus:
opposes brachialis
Palmaris longus:
superficial
flexes wrist

9. 13 Muscles that Move the Forearm and Hand (4 of 8)
Flexor carpi ulnaris:
superficial
flexes wrist
adducts wrist

10. 13 Muscles that Move the Forearm and Hand (5 of 8)
Flexor carpi radialis:
superficial
flexes wrist
abducts wrist

11. 13 Muscles that Move the Forearm and Hand (6 of 8)
Extensor carpi radialis:
superficial
extends wrist
abducts wrist

12. 13 Muscles that Move the Forearm and Hand (7 of 8)
Extensor carpi ulnaris:
superficial
extends wrist
adducts wrist

13. 13 Muscles that Move the Forearm and Hand (8 of 8)
Pronator teres and supinator:
originate on humerus and ulna
rotate radius
Pronator quadratus:
originates on ulna
assists pronator teres

14. Muscles that Move the Hand and Fingers
Figure 11–17a, b

15. Muscles that Move the Hand and Fingers
Figure 11–17c, d

16. The Intrinsic Muscles of the Hand
Figure 11–18a

17. The Intrinsic Muscles of the Hand
Figure 11–18b