Special Sub-Topic: Advanced Muscle Mania
|Which muscle has an origin of the spinous process of the second through fifth thoracic vertebrae and inserts at the medial border of the scapula from the spine to the inferior angle?|
Rhomboid Major. Action of this muscle is to retract and elevate the scapula.
|Which muscle has an origin of the superior two thirds of the dorsal surface of the axillary border of the scapula and inserts at the inferior aspect of the greater tuberacle of the humerus?|
Teres Minor. Action of this muscle is to laterally rotate the humerus at the shoulder and to stabilize the head of the humerus.
|Which muscle has an origin at the lower one half of the anterior surface of the humerus and inserts on the tuberosity and coronoid process of the ulna?|
Brachialis. Action of this muscle is to flex the forearm at the elbow.
|Which muscle has an origin at the superior surface of the transverse processes of the atlas and inserts at the inferior surface of the jugular process of the occipital bone?|
Rectus Capitis Lateralis. Action of this muscle is to aid in lateral flexion of the head on the neck.
|Which muscle has an origin at the outer surface of the ilium between the anterior and inferior gluteal lines and margin of the greater sciatic notch and inserts at the anterior border of the greater trochanter?|
Gluteus Minimus. Action of this muscle is to abduct the femur at the hip and rotate it medially. It is also a lateral pelvic stabilizer.
|Which muscle has an origin at the anterior superior iliac spine and upper half of the notch below it and inserts at the anterior and medial surface of the shaft of the tibia just below the condyle?|
Sartorius. Action of this muscle is to flex, laterally rotate, and abduct the thigh. Flexes and assists in medial rotation of the leg.
|Which muscle has an origin at the distal one third of the anterior surface of the fibula, interosseous membrane and adjacent intermuscular septum and inserts at the dorsal surface of the base of the fifth metatarsal?|
Peroneus Tertius. Action of this muscle is to dorsiflex and evert the foot at the ankle.
|Which muscle has an origin at the medial and lateral processes of the tuberosity of calcaneus and inserts at the lateral side of the base of the proximal phalanx of the fifth toe?|
Abductor Digiti Minimi. Action of this muscle is to abduct the fifth toe away from the fourth toe.
|What is the terminology for describing the location of a muscle that is toward the lower half of the body?|
|How many origin portions does the Diaphragm have?|
3. It has the Sternal Portion, the Costal Portion and the Lumbar Portion.
Did you find these entries particularly interesting, or do you have comments / corrections to make? Let the author know!
Send the author a thank you or
Submit a correction