Lab Practical 4

Frontalis

A muscle located in the forehead that is responsible for raising the eyebrows and wrinkling the skin of the forehead.

Occipitalis

A muscle located at the back of the head that, together with the frontalis, helps in moving the scalp and raising the eyebrows.

Temporalis

A muscle located on the side of the head that is involved in the movement of the jaw, allowing for chewing and grinding of food.

Epicranial aponeurosis

A fibrous tissue that connects the frontalis and occipitalis muscles, forming the covering of the scalp.

Orbicularis oculi

A circular muscle surrounding the eye that enables the closing of the eyelids and helps in blinking.

Zygomaticus minor and major

Muscles that elevate the corners of the mouth, responsible for smiling and expressing emotions.

Orbicularis oris

A circular muscle around the mouth that facilitates lip movements, including closing and puckering.

Buccinator

A muscle in the cheek that compresses the cheek against the teeth, aiding in mastication and blowing.

Masseter

A powerful muscle located in the jaw that is primarily responsible for elevating the mandible during chewing.

Sternocleidomastoid

Scalenes

Diaphragm

External intercostals

Internal intercostals

Aponeurosis

Linea alba

Rectus abdominis

External oblique

Internal oblique

Transverse abdominis

Pectoralis minor

Serratus anterior

Trapezius

Rhomboids (minor/major)

Levator scapulae

Supraspinatus

Infraspinatus

Teres Minor

Supraspinatus

Teres major

Deltoid

Coracobrachialis

Pectoralis major

Latissimus dorsi (Lats)

Biceps brachii

Brachialis

Brachioradialis

Triceps Brachii

Pronator teres

Flexor carpi radialis

Palmaris longus

Flexor digitorum superficialis

Flexor carpi ulnaris

Extensor carpi radialis (longus and brevis)

Extensor digitorum

Extensor digiti minimi

Extensor carpi ulnaris

Iliopsoas

Tensor fascia latae/Iliotibial band aka it band

Gluteus maximus

Gluteus medius

Piriformis

Adductor magnus

Gracilis (long and graceful)

Rectus femoris, vastus intermedius, vastus medialis, vastus lateralis

Sartorius

Semitendinosus, Semimembranosus, Biceps femoris

Tibialis anterior

Gastrocnemius and Soleus