Glossary of Anatomy Coloring Book pg. 44-69 Muscles
Other Decks By This User
- What are the three layers of fascia that envelop of muscle fiber.
- epimysium, perimysium, endomysium
- Broad flat tendons are called?
- Describe the belly of a muscle.
- the mass of fasciae-enveloped contractile fibers
- Skeletal muscles are named according to what five things?
- attachments, shape, number of heads, function, position
- Describe the three types of levers.
- 1st class: muscle, joint, load
2nd class: joint, load, muscle
3rd class: joint, muscle, load
- Explain the difference between origin and insertion.
- origin: muscle attachment at the fixed bone
insertion: attachment at the moving bone
- The primary muscle effecting a desired joint movement is called?
- the prime mover or agonist
- Muscles that potentially or actually oppose or resist a certain movement are called?
- What is the purpose of a fixator muscle?
- to stabilize the more proximal joints during weightbearing functions of the more distal joints
- The act of chewing is called?
- The muscles of mastication are all innervated by what cranial nerve?
- 5th cranial nerve: trigeminal
- The muscles of facial expression are all supplied by what cranial nerve?
- 7th cranial nerve: facial
- The suprahyoid muscles all insert where? Purpose?
- hyoid bone, the elevate the hyoid bone, influencing the movements of the floor of the mouth and the tongue
- The infrahyoid bones all insert where? Purpose?
- hyoid bone, these muscles partially resist elevation of the hyoid bone during swallowing
- A covering muscle that operates with the sternocleidomastoid m. to both extend and rotate the neck and head.
- splenius muscles
- Name the three erector spinae m.
- spinalis, longissimus, iliocostalis
- Name the three oblique muscles of the transversospinalis group.
- semispinalis, multifidu, rotatores
- Give the three layers of muscle in the anterior abdominal wall starting with the most superficial.
- external obliques, internal obliques, transversus abdominus
- Starting from the most superficial, give the coverings of the spermatic cord.
- superficial fascia, external spermatic fascia, crematic fascia, internal spermatic fascia, peritoneum
- Name the four muscular parts of the levator ani muscle the helps make up the pelvic diaphragm (floor).
- levator prostatae/vaginae
- Name the five major contributors to the pevlic wall.
- obturator internus
- What muscles are used in retraction of the scapula?
- trapezius, rhomboid major and minor
- What muscles are used in protraction of the scapula?
- serratus anterior
- What muscles are used in elevation of the scapula?
- trapezius, levator scapulae
- What muscles are used in depression of the scapula?
- What muscles are used in upward rotation of the scapula?
- serratus anterior, levator scapulae
- Name the muscles of the rotator cuff.
- supraspinatus, infraspinatus, teres minor, subscapularis
- Name the four flexors of elbow/radioulnar joints.
- biceps brachii
- Name the extensors of the elbow/radioulnar joints.
- triceps brachii
- Name the supinators and pronators of the elbow/radioulnar joints.
- supinators: supinator, biceps brachii
pronator: pronator teres, pronator quadratus
- What muscles make up the thenar eminence?
- opponens pollicis, abducor pollicis brevis, flexor pollicis brevis
- What muscles make up the hypothenar eminence?
- oppones digiti minimi, abductor digiti minimi, flexor digiti minimi brevis
- What two muscles play the key roles in grasping an obj. between thumb and index finger?
- adductor pollicis, first dorsal interosseous mus.
- What muscles assist the fingers in adduction?
- palmar interosseus
- What muscles assist the fingers in abduction?
- dorsal interosseus
- Explain the functions of the gluteus maximus and glutues medius.
- max: extends the hip joint during running and walking uphill
med: major abductor of the hip, stabilizer of pelvis when contralateral leg lifted off ground
- What are the three muscles of the hamstrings?
- semitendinosus, semimembranosus, biceps femoris
- What action do the hamstrings help achieve?
- flexion of the knee joint, extension of the hip joint
- What are the muscles of the medial thigh?
- obturator externus, pectineus, adductor brevis, adductor longus, adductor magnus, gracilis
- The adductors insert where?
- rough vertical line on the posterior of the femur called the linea aspera
- What three muscles joint together to for and insertion called the pes anserinus?
- gracilis, sartorius, semitendinosus
- Where do the femoral vessels pass through the adductor magnuw?
- at the adductor hiatus
- The sartorius allows you to assume what position?
- crossed-legs sitting posture
- What are the four muscles of the quadriceps femoris and where do they all converge?
- vastus medialis, vastus intermedius, vastus lateralis, rectus femoris
all converge to form the patellar tendon
- What is the only extensor of the hip joint?
- quadriceps femoris
- What is the most powerful flexor of the hip?
- What muscle is particularly helpful in lifting the foot during the swing phose of walking?
- tibialis anterior
You must Login or Register to add cards