Histology
This kind of muscle is striated, multinucleated, and voluntary
What is skeletal muscle?
The origin (point of the muscle which does NOT create movement) of the masseter muscle
What is the zygomatic arch?
The joint which the trapezius crosses
These 4 muscles make up the rotator cuff
What are the infraspinatus, supraspinatus, subscapularis, and teres minor muscles?
This group of muscles extends the hip and flexes the knee
What is the hamstrings group?
The membrane which surrounds a muscle fiber
What is the sarcolemma?
What is orbicularis oris?
This muscle protracts the shoulder
What is serratus anterior?
This rotator cuff muscle aids in lateral rotation at the shoulder
What is teres minor?
These muscles make up the quadriceps
What is rectus femoris, vastus lateralis, vastus medialis, and vastus intermedius?
This structure releases acetylcholine to generate an action potential along muscle fibers
What is a neuron?
The joint which the masseter and the temporalis muscle cross
The origin of pectoralis major
What is the sternum and the medial clavicle?
The origin of flexor carpi ulnaris
What is the medial epicondyle of the ulna?
The insertion point is the calcaneus
What are the gastrocnemius and the soleus muscles?
Numerous myofilaments together creates this structure
What is a myofibril?
This movement is created by the masseter and temporalis muscle
What is mastication?
The point of insertion for latissimus dorsi
What is the intertubercular groove of the humerus?
The insertion point of the deltoid muscle
What is the deltoid tuberosity of the humerus?
This muscle causes dorsiflexion
What is the tibialis anterior?
This structure aids in muscle contracting by storing and releasing calcium ions
What is the sarcoplasmic reticulum?
This muscle aids in whistling or pursing the lips
What is the buccinator muscle?
The point of origin for the external oblique
What are ribs 5 through 12?
These two muscles are synergists of biceps brachii
What are brachialis and brachioradialis?
This muscle is responsible for flexing, medially rotating, and abducting the thigh at the hip
What is tensor fascia latae?