Anterior Muscles GCU Bio 201 Lab

Elevate

The action of the masseter muscle is to________ the mandible

Tendon attachment that moves

Phrase that describes muscle insertion

Masseter

What muscle is the strongest jaw muscle

the greater tubercle of the humerus

Name an insertion of the pectoralis major

Sternocleidomastoid

what muscle is this?

Extensor

Levator

Adductor

Pronator

Name the descriptive terms for a muscle (There are 4)

Chewing

A muscle that inserts on the body of the mandible is probably involved in what?

Angle of muscle relative to the long axis of the body

the action of the muscle

structural characteristics of the muscle

location of the muscle

What can the names of a muscle indicate?

temporal bone

What is the insertion of the sternocleidomastoid muscle

Mastoid Process

The stenocleidomastoid inserts where?

Transversus

Muscles with fibers that run perpendicular to the long axis of the body are called?

Tensor Fasciae latae

What muscle is this

Iliopsoas

Name the muscle

Pectineus

Name the muscle

Adductor Longus

Name the muscle

Sartorius

Name the muscle

Rectus Femoris

Name the muscle

Vastus Lateralis

Name the muscle

Vastus Medialis

Name the muscle

Fibularis longus

Name the muscle

Tibialis Anterior

Name the muscle

Orbicularis Oculi

What muscle is this?

insertion

The end of the muscle that is attached to the point that moves when the muscle contracts is called what?

Rectus Abdominis

Identify the muscle

Pubic bone

The origins of the rectus abdominus muscle are on the what?

Origin

The end of the muscle that remains stationary when the muscle contracts is called the what?

Masseter

What muscle is shown by the arrow?

Orbicularis Oris

The kissing muscle that purses the lips is the what?

Oblique

Muscles with fibers that run at an angle to the long axis of the body are called what?

Zygomatic arch

The temporalis muscle passes through the

Medialis

Muscles located close to the midline of the body may be called?

Frontal belly of occipitofrontalis (Frontalis)

What muscle is this

External Oblique

What muscle is this

Linea Alba

What muscle is this

Flexor retinaculum

What muscle is this

Clavical

What is this

Sternum

What is this?

Deltoid

What muscle is this

pectoralis major

What muscle is this

Serratus anterior

What muscle is this

Biceps brachii

What muscle is this

Brachialis

What muscle is this

Brachioradialis

What muscle is this

Flexor Carpi Radialis

What muscle is this

Rectus

Muscles with fibers that run parallel to the long axis of the body are called what?

Temporal fossa; coronoid process of mandible

The temporalis muscle originates on the________ and inserts on the_______?

Trigeminal nerve

The temporalis muscle is innervated by the mandibular branch of the????

Rectus Abdominus

The muscle that originates from the superior surface of the pubis around the symphysis

External Oblique, Rectus Abdominus, and transverse abdominus

What muscles compresses the abdomen

Medial surface of the maxilla and the zygomatic arch as well as the inferior border of the zygomatic arch

The masseter muscles originates on the?

Mandibular

The masseter is innervated by the ____________ branch of the trigeminal nerve

Rectus Abdominus

What muscle has an insertion on the sternum?

Levator Labii Superioris

What muscle is this

Zygomaticus major

What muscle is this?

Zygomaticus Minor

What muscle is this

Levator anguli oris

What muscle is this?

Depressor anguli oris

What muscle is this?

Platysma (cut and reflected)

What muscle is this?

Occipital belly of occipitofrontalis

What muscle is this?

Buccinator

What muscle is this?

Action

The movement produced by a skeletal muscle is called what?

At the distal end of the muscle

The insertion end of the biceps brachii muscle of the anterior upper arm is where?

Superficialis

Muscles visible at the body surface often called?

Temporalis

What muscles elevates the mandible

Oblique and rectus muscles

Muscular walls of the thorax and abdomen are composed of what?

Adduct the humerus

Damage to the pectoralis major would interfere with a person's ability to?

Iliopsoas; less trochanter

The iliacus and the psoas major muscles are collectively known as the___________________ muscle because they share a common interest on the ___________ of the femur

Tibialis anterior

A muscle that dorsifleces the foot is the

Radial tuberosity

The two heads of the biceps brachii combine to insert on the?

Sartorius

What muscle is this?

Adducts the wrist

The flexor carpi ulnaris does what?

coracobrachialis

What muscle is this?

Biceps Brachii

What muscle is this

Triceps brachii

What muscle is this?

Medial epicondyle of humerus

What is this?

Palmaris longus

What muscle is this?

Flexor carpi ulnaris

What muscle is this?

Flexor digitorum superficialis

What muscle is this?

Anterior superior iliac

The origin of the sartorius muscle is from the ______________ spine

One

The extensor hallucis longus muscle inserts on what digit?

Pronator teres

Of all the flexor muscles of the forearm the_____________ is the shortest

Anterior inferior iliac spine

The origin of the rectus femoris is the_______

Knee

The rectus femoris muscle extends the leg at the_________

Sartorius

The only knee flexor that orginates superior to the acetabulum is the_________

Lesser trochanter of the femur

Both the Psoas major muscle and iliacus muscle insert on the??

Humerus

The origin of the flexor carpi radalis is on the??

Rectus Femoris

Vastus Medialis

Vastus intermedius

Vastus Lateralis

What muscles are members of the quadriceps group?

Inversion

The tibialis anterior muscle dorsiflexes the foot at the ankle and also assists in _______ of the foot

extend digits

The action of the extensor digit

Tibialis anterior

What muscle is this?

Flex and adduct her hand

Jill sufferes a severe cut that severs the tendon that attaches the insertion of the flexor carpi ulnaris. As a result of this injury, what action is difficult for her to perform?

Iliotibial tract

The band of collagen fibers that laterally braces the knee is the?

Clavicular; sternocostal

The pectoralis major muscle can be divided into groups of fibers superior, or __________, and inferior or ______

Medial rotation and adduction

The key actions of the pectoralis major muscle are?

Pronator teres

flexor carpi ulnaris

flexor carpi radialis

palmaris longus

What originates on the medial epicondyle of the humerus?

Sartorius and rectus femoris

The anterior muscles of the thigh that originate on the os coxae are?

Pronator teres

What muscle is this?

Deep

The brachialis muscle is located_______ to the biceps brachii muscle

Insertion and action

The extensor digitorum muscle is named for?