muscles and movements

Question 1

what is the agonist and antagonist of horizontal flexion at the shoulder

Answer 1

agonist- pec major
antagonist- posterior deltoid, teres minor

Question 2

what is the agonist and antagonist of medial rotation at the shoulder

Answer 2

agonist- subscapularis, teres major
antagonist- infraspinatus, teres minor

Question 3

what is the agonist and antagonist of flexion at the knee

Answer 3

agonist- bicep femoris, semitendinosus, semimembranosus
antagonist- rectus femoris, vastus intermedius, medialis, lateralis

Question 4

what is the agonist and antagonist of plantar flexion at the ankle

Answer 4

agonist- gastrocnemius, soleus
antagonist- tibialis anterior

Question 5

what movements are on the sagittal, transverse, frontal planes

Answer 5

frontal- abduction and adduction
sagittal- flexion, extension
transverse- rotation

Question 6

how does a warm up increase speed and strength of skeletal muscle contractions.

Answer 6

increased muscle temp, increased muscle elasticity, increased recruitment of motor units