BSC 2085 MUSCLES CORE MAIN QUESTIONS AND
ANSWERS SET A+
✔✔diaphgram - ✔✔prime mover of inspiration, increases volume of thorax
✔✔external intercostals
lower margin of ribs - ✔✔elevate ribs to enlarge thorax
✔✔internal intercostals
upper margin of lower ribs - ✔✔draws ribs together during expiration
✔✔biceps brachii - ✔✔flexion and supination of forearm
✔✔brachialis - ✔✔flex forearm strong
✔✔brachioradialis - ✔✔flex forearm weak
✔✔triceps brachii - ✔✔extension of forearm; adduction of arm
✔✔serratus anterior - ✔✔protracts and stabilizes scapula, assists in upward rotation
✔✔trapezius - ✔✔draws scalpula medially, pulls scalpula outward
extension of head and flexion of neck
✔✔pectoralis major - ✔✔flex and adduct arm; rotaate arm; raise ribs in forced
inspiration
✔✔tensor fasciae latae - ✔✔Abducts and flexes thigh at hip
✔✔sartorius - ✔✔flexes thigh and knee, laterally rotates thigh
ANSWERS SET A+
✔✔diaphgram - ✔✔prime mover of inspiration, increases volume of thorax
✔✔external intercostals
lower margin of ribs - ✔✔elevate ribs to enlarge thorax
✔✔internal intercostals
upper margin of lower ribs - ✔✔draws ribs together during expiration
✔✔biceps brachii - ✔✔flexion and supination of forearm
✔✔brachialis - ✔✔flex forearm strong
✔✔brachioradialis - ✔✔flex forearm weak
✔✔triceps brachii - ✔✔extension of forearm; adduction of arm
✔✔serratus anterior - ✔✔protracts and stabilizes scapula, assists in upward rotation
✔✔trapezius - ✔✔draws scalpula medially, pulls scalpula outward
extension of head and flexion of neck
✔✔pectoralis major - ✔✔flex and adduct arm; rotaate arm; raise ribs in forced
inspiration
✔✔tensor fasciae latae - ✔✔Abducts and flexes thigh at hip
✔✔sartorius - ✔✔flexes thigh and knee, laterally rotates thigh