Locomotor - stance and stride

Question 1

Stance Fore leg?

Answer 1

Extrinsic muscles - hold scapula to thorax

Biceps and triceps - extend shoulder and elbow joints

Carpal and digital flexors - resist overextension of distal joints

Question 2

Stance hindlimb?

Answer 2

Hamstrings and glutes, hip extension and leg retraction for propulsion.

Quads for knee extension

Gastrocnemius for tarsus extension and propulsion

Digital flexors to resist over extension

Question 3

Swing - forelimb

Answer 3

Cranial extrinsic muscles - protracting limb
Dorsal extrinsic muscles - elevating limb
Biceps brachii - primary elbow flexor and shoulder extensor for protraction
Flexor muscles flexing joints
Carpal/digital extensors - preparatory foot placement