Which of the following muscle is involuntary muscle？ A: skeletal muscle B: smooth muscle C: biceps D: triceps

Which of the following muscle groups can we work out? A: pectorals B: biceps C: abdominals D: triceps

The tendon that passes through the shoulder articular capsule is the ____. A: supraspinous muscle tendon B: long head tendon of triceps brachii C: long head tendon of biceps brachii D: short head tendon of biceps brachii

The tendon passing through shoulder articular capsule is the() A: supraspinous muscle tendon B: infraspinous muscle tendon C: long head tendon of triceps brachii D: long head tendon of biceps brachii E: short head tendon of biceps brachii

肱三头肌反射(triceps reflex )：医师以左手托病人的肘部，嘱病人肘部屈曲，然后以叩诊锤直接叩击鹰嘴突上方的肱三头肌腱，反应为肱三头肌收缩，前臂稍伸展。反射中枢在颈髓7~8节。‌​‌