Exercise 13 Review Sheet : Gross Anatomy of the Muscular System (A&P)
Serratus anterior
moves the scapula forward and rotates scapula upward
extensor digitorium longus
extends the toes
palmaris longus
flat muscle that is a weak hand flexor; tenses the skin of the palm
biceps brachii
flexes and supinates the forearm
Latissimus dorsi Pectoralis major
important in arm adduction ; antagonists of the arm abductor (two muscles)
....An exception to this generalization is the extensor-flexor musculature of the ____.
knee
fibularis brevis fibularis longus
lateral compartment muscles that plantar flex and evert the foot (two muscles)
extensor carpi ulnaris
location of muscle relative to bone or body region action of the muscle location of origin and/or insertion of the muscle
rectus femoris
location of muscle relative to bone or body region direction in which the muscle fibers run relative to some imaginary line
The bulk of the tissue of a muscle tends to lie ____ to the part of the body it causes to move.
mediala proximal
Orbicularis oris
your kissing muscle
trapezius
shape of the muscle
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Human Anatomy & Physiology Laboratory Manual, Main Version / Edition 11 (CREATED NOV. 2017)
Rectus abdominus
a major flexor of the vertebral column
gluteus medius tensor fasciae latae
abduct the thigh to take the "at ease" stance (two muscles)
adductor magnus
action of the muscle relative size of the muscle
adductor group
adduct the thigh, as when standing at attention
Most flexor muscles are located on the ____ aspect of the body....
anterior
External oblique Internal oblique Rectus abdominus
assume major responsibility for forming the abdominal girdle (three pairs of muscles)
The triceps surae insert in common into the ____ tendon.
calcanal
biceps femoris semimembranosus semitendinosus
extend the thigh and flex leg (three muscles)
extensor carpi radialis longus
extends and abducts the hand
The ____ , ____ , ____ , and ____ are commonly used for intramuscular injections (four muscles).
deltoid vastus lateralis gluteus medius gluteus maximus
biceps femoris
number of origins location of muscle relative to bone or body region
....Most extensors are located ____....
posteria
gastrocnemius soleus
posterior compartment muscles that plantar flex the foot (two muscles)
flexor carpi radialis
power flexor and abductor of the hand
Deltoid (cut)
prime mover for arm extension
Pectoralis major
prime mover for arm flexion
Deltoid (cut)
prime mover of arm abduction
tibialis anterior
prime mover of dorsiflexion of the foot
tibialis posterior
prime mover of inversion of the foot
Masseter
prime mover of jaw closure
pronator quadratus pronator teres
pronate the forearm (two muscles)
External intercostals
small, inspiratory muscles between the ribs; elevate the rib cage
supinator
synergist for supination of forearm
transversus abdominus
location of muscle relative to bone or body region direction in which the muscle fibers run relative to some imaginary line
external oblique
location of muscle relative to bone or body region relative size of the muscle
gluteus maximus
location of muscle relative to bone or body region relative size of the muscle
extensor digitorium
extends the hands and digits
Trapezius
extends the head
rectus femoris
extends the leg and flexes thigh
flexor digitorium superficialis
flexes hand and middle phalanges
flexor hallucis longus
flexes the great toe and inverts the foot
flexor pollicis longus
flexes the thumb
The extrinsic muscles of the hand originate on the ____.
forearm
triceps brachii
forearm extensor
brachialis brachioradialis
forearm flexors; no role in supination (two muscles)
Rhomboids
pull the scapulae medially
The insertion tendon of the ____ group contains a large sesamoid bone, the petella.
quadriceps
Epicranius (frontal belly)
raises your eyebrows for a questioning expression
Platysma
tenses skin of the neck during shaving
Prime mover (agonist)
term for the biceps brachii during forearm flexion
Prime mover (agonist)
term for the gluteus maximus during thigh extension when walking up stairs
Antagonist
term for the iliopsoas during thigh extension
Fixator
term for the rotator cuff muscles and deltoid when the forearm is flexed and the hand grabs a tabletop to lift the table
Antagonist
term for the triceps brachii during forearm flexion
Synergist
term that describes the relation of brachioradialis to biceps brachii during forearm flexion
Orbicularis oculi
used in blinking and squinting
Zygomaticus major and minor
used in smiling
gluteus maximus
used to extend the thigh when climbing stairs
Corrugator supercilii
used to form the vertical frown crease on the forehead
Depressor anguli oris
used to pout (pulls the corners of the mouth)
Buccinator
used to suck in your cheeks