muscle Word Scramble
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Question | Answer |
heirarchical organization of skel muscl, and membrane surrounding each level | sarcomere -> muscle fibril -> muscle fiber or cell (endomysium) -> muscle fascicle (perimysium) -> muscle organ (epimysium) |
m line attached to actin or myosin | myosin |
z line attached to actin or myosin | actin |
a zone is | entire myosin its length doesn't change during contraction |
h zone is | region containing only myosin |
i zone is | region containing only actin |
which band's length constant during contract | a zone |
motor unit | all muscle cells controlled by single motor neuron |
white fiber known as | fast fiber |
fast fiber known as | white fiber |
slow fiber known as | red fiber |
example of convergent muscle | pec major |
distinguishing feature of pennate muscle | tendons run through the muscle |
different pennate muscles and examples of each | 1.unipennate - extensor digitorium 2.bipennate - retus femoris 3.multipennate - deltoid |
first class lever example, location of weight(w) fulcrum (f) and force(F) | head neck wfF |
second class lever example, location of weight(w) fulcrum (f) and force(F) | tip toe fwF |
third class lever example, location of weight(w) fulcrum (f) and force(F) | flex brachium wFf |
muscles responsible for closing jaw for massication | masseter, temporalis, medial pterygoid |
muscles responsible for open jaw | lateral pterygoid |
muscle for suction | buccinator |
__ flexes, bends, turns neck | sternocleidomastoid |
elevate scapula | levator scapulae, upper trapezius |
levator scapulae | lifts scapula |
upper trapezius | elvate scapula |
depress shoulder | pec minor |
pec minor | depress shoulder |
retract shoulder | middle trapezius, rhomboids |
middle trapezius | retract shoulder |
rhomboids | retract shoulder |
adduction of arm | pec major, latissimus dorsi |
pec major | adduction of arm |
latissimus dorsi | adductuion of arm |
abduction of arm | deltoid |
raise arm horizontally | SITS |
deltoid | abduction of arm |
SITS | raise arm horizontaly |
flexion of forearm | bicep, brachialis, brachioradialis |
supination of forearm | bicep, brachialis, brachioradialis |
extension of forearm | triceps |
3 regions in hand | thenar(thum), hypothenar(pinky), central |
abduction of thigh | gluteus minimus, medius |
extension of leg | gluteus maximus |
gluteus minimus, medius | abduction of thigh |
which of gluteus minimus, medius, maximus important for walking and its function | medius, minimus, keep pelvis leveled |
adduction of leg | illiopsoas, adductor muscle group |
flexor of femor | illipsoas, adductor muscle group |
illiopsoas | adduction, flexion of leg |
adductior muscle group | adduction, flexion of leg |
ext @ knee, flex @ hip | quadriceps (vastus lateralis, medialis, rectus femoris) |
flex @ knee, ext @ hip | hamstrings (semitendonous, semimembranous, biceps femoris) |
plantar flex | gastrocenemious, soleous, calcaneal tendon |
gastrocnemius | plantar flex |
soleus | plantar flex |
dorsiflex | tibialis anterior, extensor hallucis longus |
tibialis anterior | dorsiflex |
flexion of wrist | flexor carpi radialis, flexor carpi ulnaris, plmaris longus |
extension of wrist | extensor carpi radialis, ext carpi ulnaris, ext carpi brevis |
Created by:
honghee
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