Anatomy Lab Practical 2

Description

Muscles of the Human Body for BIO2242 Dr. Carletti
Becca Schmeidler
Flashcards by Becca Schmeidler, updated more than 1 year ago
Becca Schmeidler
Created by Becca Schmeidler over 7 years ago
9
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Resource summary

Question Answer
Buccinator
*Depressor Anguli Oris* Origin: Body of Mandible Insertion: Skin and Muscle of Lower Lip Action: Frown Innervation: Facial Nerve
Depressor Labii Inferioris
Epicranius
Levator Labii Superioris
Orbicularis Oculi
Orbicularis Oris
Platysma
*Zygomaticus* Origin: Zygomatic Bone Insertion: Skin and Muscle at Corner of Mouth Action: Smile Innervation: Facial Nerve
*Masseter* Origin: Zygomatic Bone Insertion: Mandible Action: Closes Jaw Innervation: Trigeminal Nerve
Temporalis
*Digastric* Origin: Mandible Insertion: Hyoid Bone Action: Open Mouth and Depress Mandible Innervation: Trigeminal Nerve/Facial Nerve
*Sternocleidomastoid* Origin: Sternum and Clavicle Insertion: Temporal (mastoid process) and Occipital Bones Action: Flexion of the Head Innervation: Cranial Nerve XI and Spinal Nerves 2-3
*Sternohyoid* Origin: Sternum Insertion: Hyoid Bone Action: Depresses Hyoid Bone Innervation: Cervical Spinal Nerves 1-3
*Stylohyoid* Origin: Styloid Process of Temporal Bone Insertion: Hyoid Bone Action: Elevates Hyoid Bone Innervation: Facial Nerve
*Erector Spinae: Iliocostalis* Origin: Iliac Crests and Ribs Insertion: Angles of Ribs and Vertebrae Action: Extend Vertebral Column Innervation: Dorsal Rami
*Deltoid* Origin: Scapula and Clavicle Insertion: Humerus Action: Abduction of Humerus Innervation: Axillary Nerve
External Oblique
Infraspinatus
Internal Oblique
*Latissimus Dorsi* Origin: Lumbar Vertebrae, Sacrum, Coccyx, and Iliac Insertion: Humerus Action: Adduction of Humerus Innervation: Thoracodorsal Nerve
*Pectoralis Major* Origin: Clavicle, Sternum, and Costal Cartilage Insertion: Humerus Action: Adduction of Humerus Innervation: Pectoral Nerves
Pectoralis Minor
*Rectus Abdominis* Origin: Pubic Bone Insertion: Costal Cartilage Action: Flexion of Vertebrae Innervation: Intercostal Nerves
Rhomboideus Major
Serratus Anterior
*Splenius* Origin: Ligamentum Nuchae and C7-T6 Vertebrae Insertion: Temporal Bone, Occipital Bone, and C2-C4 Vertebrae Action: Extension of Head Innervation: Cervical Spinal Nerves
Teres Major
Teres Minor
Transversus Abdominus
Trapezius
*Biceps Brachii* Origin: Scapula Insertion: Radius Action: Flexion at Elbow Innervation: Musculocutaneus Nerve
*Triceps Brachii* Origin: Scapula and Humerus Insertion: Ulna Action: Extension at Elbow Innervation: Radial Nerve
Brachialis
Brachioradialis
Flexor Carpi Radialis
Flexor Carpi Ulnaris
*Flexor Digitorum Superficialis* Origin: Humerus, Ulna, and Radius Insertion: Middle Phalanges II-V Action: Flexion of Wrist and Middle Phalanges Innervation: Median Nerve
Palmaris Longus
*Pronator Quadratus* Origin: Ulna Insertion: Radius Action: Pronation of Forearm Innervation: Median Nerve
Pronator Teres
*Supinator* Origin: Humerus and Ulna Insertion: Radius Action: Supination of Forearm Innervation: Posterior Interosseous Nerve
Extensor Carpi Radialis Longus
Extensor Carpi Ulnaris
*Extensor Digitorum* Origin: Humerus Insertion: Distal Phalanges II-V Action: Finger Extension Innervation: Posterior Interosseous Nerve and Radial Nerve
*Adductor Longus* Origin: Pubic Bone Insertion: Femur Action: Adduction of Thigh Innervation: Obturator Nerve
Adductor Magnus
*Gluteus Maximus* Origin: Pubic Bone, Sacrum, and Coccyx Insertion: Femur Action: Extension of Thigh Innervation: Inferior Gluteal Nerve
*Gluteus Medius* Origin: Pubic Bone Insertion: Femur Action: Abduction of Thigh Innervation: Superior Gluteal Nerve
Gracilis
Hamstrings: Semimembranosus Middle Image
Hamstrings: Semitendinosus Right Image
*Hamstrings: Biceps Femoris* Left Photo Origin: Femur and Pubic Bone Insertion: Fibula and Tibia Action: Thigh Extension and Knee Flexion Innervation: Sciatic Nerve
*Iliopsoas* Origin: Iliac Fossa and Crest and Vertebrae Insertion: Femur Action: Flexion of Thigh Innervation: Femoral Nerve and Ventral Rami
Pectineus
*Quadriceps: Rectus Fermoris* Origin: Pubic Bone Insertion: Patella and Tibia Action: Extension of Knee and Flexion of Thigh Innervation: Femoral Nerve
Quadriceps: Vastus Intermedius
Quadriceps: Vastus Lateralis
Quadriceps: Vastus Medialis
Sartorius
Extensor Digitorum Longus
Fibularis Longus
Flexor Digitorum Longus
*Tibialis Anterior* Origin: Tibia Insertion: Tarsal and Metatarsals Action: Dorsiflexion of Foot Innervation: Deep Fibular Nerve
*Triceps Surae: Gastrocnemius* Origin: Femur Insertion: Calcaneus Action: Plantar Flexion of Foot Innervation: Tibial Nerve
Triceps Surae: Soleus
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