Name at least three muscles that actively contract during the following activities and name its action and innervation:
1. Turning a door knob
-Lumbricals: grip objects; innervated by median and ulnar nerves
-Pronator teres: forearm pronation; innervated by median nerve
-Supinator: forearm supination; innervated by interosseus nerve (posterior side)
2. Throwing a baseball overhead
-Teres major: forearm flexion and pronation; innervated by brachial plexus
-Palmaris longus: hand and wrist flexion; innervated by median nerve
-Brachialis: forearm flexion; innervated by radial nerve
3. Kicking a ball
-Rectus femoris: leg and hip extension; innervated by femoral nerve
-Psoas minor: trunk flexion; innervated by spinal nerve L1
-Popliteus: flexion of knee; innervated by tibial nerve
4. Doing sit-ups
-Internal oblique: trunk flexion and intra-abdominal pressure; innervated by intercostal nerves
-Pyramidalis: linea alba tension; innervated by subcostal nerve
-Rectus abdominis: body movement between pelvis and rib cage; innervated by thoracoabdominal nerves
5. Walking
-Tibialis anterior: supination of foot; innervated by deep fibular nerve
-Peroneals: foot plantar flexion; innervated superficial fibular nerve
-Soleus: foot plantar flexion; innervated by tibial nerve
6. Breathing
-Diaphragm: contraction during inhalation; innervated by phrenic nerves
-Serratus anterior: draws and rotates scapula; innervated by long thoracic nerve
-Internal intercostals: expands rib cage during exhalation; innervated by intercostal nerve