the muscle that primarily responsibel for producing an action
prime mover, or agonist
a muslce that aids the action of the primer mover is called the:
synergist
a muscle that causes movement in opposition of the prime mover is the:
anatagonist
the place of a muscle attachment to the more stationary bone is called the:
orgin
the place of a muscle attachment to the bone at it moves is called:
insertion
List the action and locationof the fontalis:
elevate eyebrows
location: superfical, anterior
List the action and location of the orbicularis oculi:
close the eyelid
location: superficial, anterior
List the action of the orbicularis oris:
action: close and protrude lips
List the action of the buccinator:
action: compress cheek
List the orgin, insertion, and action of the temporalis:
orgin: temporal bone
insertion: coronoid process of mandible
action: elevate mandible
List the orgin, insertion, and action of the masseter:
orgin: zyogomatic arch
insertion: angle of the ramus of mandible
action: elevate mandible
List the location and action of the medial pterygoid:
location: deep, posterior
action:elevate mandible
list the location and action of teh lateral pterygoid:
location: posterior, deep
action: depress mandible
list the action of the digastric:
action: depress mandible, elevate hyoid
List the name of the hyoids in the suprahyoid group and list the action:
Suprahyoid: stylohyoid, mylohyoid, diagstric
action: elevate hyoid
list the names of the hyoids in the infrahyoid group and the action:
Infrahyoid: omohyoid, sternohyoid, thyrohyoid
action: depress hyoid
location: deep
List the orgin, insertion and action of the sternocleidomastiod:
orgin: sternum and clavicle
insertion: mastoid process of the temporal bone
action: together-flex the neck, alone, rotate the head to the opposite side
List the action of the erector spine:
action: together- extend the spine, alone- laterally flex the spine
list the action of the external interocostals:
action: elevate and protract the ribs
List the action of the internal intercostals:
action: depresss and retract the ribs
list the action of the diaphram:
action: prime mover of the inspiration
list the action of the internal abdominal obliques:
action: compress the abdominal viscera
list the action of the internal abdominal obliques:
action: compress the abdominal viscera
list the action of the transverse abdominals:
action: compress the abdominal viscera
list the action of the rectus abdominis:
action: flex trunk, compress abdominal viscera
list the orgin, insertion, and action of the trapezius:
orgin: occipital bone and spines of C7- T3 vertebrae
insertion: clavicle; spine and acromion process of the scapula
action: elevate, retract, and laterally rotate the scapula
list the orgin , insertion , and action of the rhomboideus major:
orgin: spines to T2-T5 vertebrae
insertion: medial scapula
action: retract scapula
list the action and the location of the rhomboideus minor:
action: retract scapula
location: deep
list the action and the location of the levator scapulae:
action: elevate the scpaula
location: deep
list the action and the location of the serratus anterior:
action: protract and laterally rotate the scapula
location: deep
List the action and location of the pectoralis minor:
action: protract and laterally rotate scapula
location: deep
the minimum voltage necessary to generate an action potential in the muscle fiber and produce a contraction is called:
threshold
A quick cycle of contraction and relaxation is called:
a muscle twitch
The process of bringing more motor units into play is called:
motor unit recruitment
Each new twitch "rides piggy back" on the previous one and generates higher tension is called ______ because it results from two stimulus arriving close together:
temporal summation
a contraction without change in length is called:
isometric
Name the fxn of the supraspinatus:
ABD the humerus
List the muscles that latterally rotate the humerus:
infraspinatus
teres minor
List the muscles that medially rotate the humerus:
subscapularis
List the origin, insertion and action of the deltoid:
origin: clavicle; spine and acromino process of scapula
insertion: deltoid tuberosity of the humerus
action: ABD, flex, extend and rotate the humerus
List the muscles that extend the humerus:
deltoid
teres major
latissimus dorsi
List the muscles that ADD the humerus:
latissimus dorsi
pectoralis major
coracobrachialis
List the muscles that flex the humerus:
pectoralis major
corachobrachilalis
List the origin, instertion, and the action of the coracobrachialis:
origin: coracoid process of the scapula
insertion: medial shaft of the humerus
action: ADD and flex the humerus
List the muslces that make up the rotator cuff:
supraspinatus
infraspinatus
teres minor
supscapularis
List the origin, insertion, and action of the biceps brachii:
origin: coracoid process of the scapula
instertion: radial tuberosity
action: flex and supinate the forearm
list the muscles that flex the forearm:
biceps brachii
brachialis
brachioradialis
list the muscles that extend the forearm:
tricpes brachii
List the origin, instertion, and action of the triceps brachii:
origin: posterior humerus
instertion: olecranon process of the ulna
action: extend the forearm
List the muslces that flex the wrist:
flexor capir radialis
plamaris longus
flexor carpi ulnaris
flexor digitorum superficialis
List the muscles that extend the wrist:
extensor carpi radiallis longus
extensor carpi radialis brevis
extensor digitorium
extensor digiti minimi
extensor carpi ulnaris
List the muscles that ABD the thigh and leg:
tensor fasciae latea
gluteus maximus
gluetus medius
gluteus minimus
piriformis
gemellus superior
gemellus inferior
sartorius
list the muscles that laterally rotate the thigh:
obturator internus
quadratus femoris
List the muscles that flex the thigh:
iliopsoas
List the muscles that ADD the thigh:
pectineus
adductor longus
adductor magnus
gracilis
List the origin, insertion, and action of the gluteus maximus:
origin: ilium, sacrum, and coccyx
insertion: IT band and proximal femur
action: ABD and extend thigh
List the origin, insertion, and action of the gluteus medius:
origin: ilium
insertion: greater trochanter of femur
action: ABD and medially rotate thigh
Name and list the group of muscles that extend the knee:
Name: quadriceps
rectus femoris
vastus lateralis
vastus medialis
vastus intermedius
List the origin, instertion and action of the vastus lateralis:
origin: greater trochanter of the femur
insertion: tibial tuberosity
action: extend knee
List the origin, insertion, and action of the vastus medialis:
origin: medial femur
insertion: tibial tuberosity
action: extend knee
Name and list the muscles that flex the knee and extend the thigh:
Name: hamstrings
biceps femoris
semitendinosus
semimembranosus
List the origin, insertion, and action of the semitendinosus:
origin: ischial tuberosity
insertion: medial tibia
action: flex knee and extend thigh
List the origin, insertion, and action of the semimembranosus:
origin: ischial tuberosity
insertion: medila condyle of tibia
action: flex knee and extend thigh
List the muscles that DF the footL
tibal anterior
extensor digitorum longus
List the muscles that PF the foot:
gastrocnemius
soleus
flexor digitorum longus
fibularis longus
fibularis brevis
List the origin, insertion, and action of the gastrocnemius:
origin: femoral condyles
instertion: calcaneus
action: PF the food and flex the knee
List the origin, insertion, and action of the soleus:
origin: fibular head and posterior tibia
insertion: calcaneus
action: PF the foot
outline the anatomical and physiological divisions of the central nervous system:
brain
spinal cord
outline the anatomical and physiological divisions of the peripheral nervous system:
Sensory (afferent) division
a. somatic sensory division
b. viceral sensory division
Motor (efferant) division
a. somatic motor divison
b. autonomic nervous system
1. sympathetic
2. parasympathetic
_______ neurons have only a single process leading away from the soma and include _______ neurons going to the spinal cord.
unipolar
sensory
_______ neurons hvae two process arising from the soma ( one axon and one dendrite) and inlcude ___________ neruons.
bipolar
special senses (olfactory, retinal cells, and inner ear cells)
______ neurons have many processes extending from the soma ( one axon and multiple dendrites), it is the most common neuron, and includes most neurons from the ______ and _____.
multipolar
brain and spinal cord
thick folds in the brain are called:
gyri
gyri are separated by shallow grooves called:
sulci
a very deep median groove, ____________ separates the right and left hemispheres.
longitudinal fissure
identify that following anatomical landmarks of the brain:
gyri
sulci
central sulcus
lateral sulcus
longitudinal fissure
transverse fissue
indentify the meninges of th brain:
dura mater
arachnoid mater
pia mater
identify the following structures of the forebrain: