UNIT TWO STUDY GUIDE
MUSCLES OF THE CHEST
Pectoralis major
Pectoralis minor
MUSCLES OF THE ARM
Deltoid
Biceps brachii Antagonist is triceps brachii
Triceps brachii Antagonist is biceps brachii
Brachialis
Coracobrachialis
MUSCLES OF THE ANTECUBITAL FOSSA
Brachioradialis
Pronator teres
EXTENSORS OF THE FOREARM
Extensor digitorum
Extensor carpi radialis
Extensor carpi ulnaris
FLEXORS OF THE FOREARM
Palmaris longus
Flexor carpi radialis
Flexor carpi ulnaris
RETINACULUM: These are not muscles, rather, connective tissue sheathsaround the wrists that keep tendons from bulging outward when the muscles are contracted.
Flexor retinaculum
Extensor retinaculum
MUSCLES OF THE THUMB
Extensor pollicis longus
Extensor pollicis brevis
Abductor pollicis longus
MUSCLES OF THE BACK
Supraspinatus This is one of the Rotator Cuff Muscles
Infraspinatus This is one of the Rotator Cuff Muscles
Subscapularis This is one of the Rotator Cuff Muscles
Teres Minor This is one of the Rotator Cuff Muscles
Teres Major
Rhomboids
Trapezius
Latissimus dorsi
MUSCLES OF THE ABDOMEN AND RIBS
Linea alba:not a muscle, a connective tissue line running vertically; "white line"
Serratus anterior
External oblique
Internal oblique
Transversus abdominis
Rectus abdominis
External intercostals Antagonist is internal intercostals
Internal intercostals Antagonist is external intercostals
DiaphragmThis is the prime mover for respiration; it is innervated by the phrenic nerve
PELVIC GIRDLE
Gluteus maximus
Gluteus medius
Psoas major
Iliacus
ANTERIOR THIGH (extensors of the knee and one flexor of the thigh)(QUADRICEPS FEMORIS MUSCLE GROUP)
Rectus femoris
Vastus lateralis
Vastus medialis
Vastus intermedius
POSTERIOR THIGH (extensors of the thigh)
(HAMSTRINGS MUSCLE GROUP)
Semimembranosus
Semitendinosus
Biceps femoris
MEDIAL THIGH (adductors of the thigh, except Sartorius)
Sartorius
Gracilis
Pectineus
Adductor longus
Adductor magnus
Tensor fasciae latae
MUSCLES OF THE LEG
Gastrocnemius
Soleus
Tibialis anterior
Peroneus (fibularis) longus
MUSCLES OF FACIAL EXPRESSION
Epicranius
Levator labii superioris
Zygomaticus
Orbicularis oculi
Orbicularis oris
MUSCLES OF MASTICATION
Buccinator
Masseter
Temporalis
MUSCLES OF THE EYE:
Superior rectus
Inferior rectus
Medial rectus
Lateral rectus
Superior oblique
Inferior oblique
HISTOLOGY OF MUSCLES
Smooth muscle: Found in organs
Skeletal muscle: moves the skeleton
Cardiac muscle: has intercalated discs
SHEEP BRAIN STRUCTURES
HUMAN BRAIN MODEL
SPINAL CORD
EYE MODELS
EAR MODEL
External acoustic meatus (Auditory canal)
Pinna
Tympanum (tympanic membrane)
Eustachian tube(function is to equalize pressure on both sides of the tympanic membrane)
Semi-circular canal(function is for balance)
Cochlea(function is for hearing)
Vestibulocochlear nerve
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