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The muscles of the upper limb can be divided into 6 different regions: pectoral, shoulder, upper arm, anterior forearm, posterior forearm, and the hand. There are 4 muscles of the pectoral region: pectoralis major, pectoralis minor, serratus anterior and subclavius.
- Pectoral Region
The pectoral region is located on the anterior chest wall....
- Upper Arm
Posterior Compartment. The posterior compartment of the...
- Hand
The muscles that act on the hand can be divided into two...
- Anterior Forearm
The muscles in the anterior compartment of the forearm are...
- Shoulder Region
The muscles of the shoulder are associated with movements at...
- Pectoral Region
The 6 intrinsic posterior axioappendicular muscles are categorized as shoulder muscles: Shoulder Muscles Labeled Diagram. Deltoid: The large triangular muscle forming the top of the shoulder and giving it its rounded shape.
Powerful muscle enabling the thigh to draw near the median axis of the body, to rotate outwardly (outside the median axis), to flex and to extend.
Muscular system Interactive 3D Anatomy The BioDigital Human platform is an interactive 3D, medically accurate, virtual map of the human body—including over 8,000 individually selectable anatomical structures, 850+ simulated 3D health conditions and treatments.
The posterior or back muscles perform a wide range of functions, including movement of the shoulder, head, and neck and assisting in respiration, posture, and balance. Posterior muscles are split into three groups depending on their physiological location.
These include naming the muscle after its shape, its size compared to other muscles in the area, its location in the body or the location of its attachments to the skeleton, how many origins it has, or its action.
This Osmosis High-Yield Note provides an overview of Muscles essentials. All Osmosis Notes are clearly laid-out and contain striking images, tables, and diagrams to help visual learners understand complex topics quickly and efficiently.
