During elbow flexion which muscles would NOT act to cause this action? Group of answer choices Biceps brachii All of these muscles would produce flexion at the elbow Flexor carpi radialis Brachialis

Are they correct answer?

Flexors / ExtensorsQuestion:Muscle or muscles that answers the question:Contracting both heads of this muscle (deep to the platysma) causes flexion of the head.Contraction this muscle would cause the vertebral column to flex forward—used to do “sit-ups”.As a group, these muscles extend (straighten the angle of) the knee. What is this group?As a group, these mucles flex the knee (decrease the angle between the thigh and lower leg). What is this group?

While sitting infront of the computer for a long time, you decided to stretch your back by bending backwards.  Which muscles are involved in this action? Group of answer choices infraspinatus, subscapularis, supraspinatus and teres minor iliocostalis, longissimus and spinalis geniohyoid, stylohyoid, mylohyoid and digastric biceps femoris, semimembranosus and semitendinosus