Thigh Muscles: The thigh is the area between the hip and the knee joint. It is part of the lower limb. The single bone in the thigh region is called the femur. This bone is very thick and strong and makes a ball and socket joint at the hip, and a hinge joint at the …
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Eye Muscles : Attachment, Nerve Supply & Action
Eye Muscles: There are seven Extraocular eye muscles that are present in the eye socket that join to the eye to move it. These muscles control to move the eye from side to side, up, down and rotate the eye.
Neck Muscles : Attachment, Nerve Supply & Action
Neck Muscles: Neck muscles are of four types. Suboccipital muscles Suprahyoid muscles Infrahyoid muscles Scalene muscles These four muscles are described below:
Facial Muscles : Attachment, Nerve Supply & Action
Facial Muscles: The facial muscles are a group of skeletal muscles lying under the facial skin & supplied by the facial nerve (cranial nerve VII) that control facial expression. The facial muscles are also described as mimetic muscles. The facial muscles can broadly be split into three groups; orbital, nasal and oral.
Abdominal Muscles : Attachment, Nerve Supply & Action
Abdominal Muscles: This muscle forms the anterior and lateral abdominal wall. It consists of the- External Abdominal Obliques Internal Abdominal Obliques Rectus Abdominis Transversus Abdominis These four muscles form a firm wall which protects the viscera. Help to maintain the erect posture. Contraction of these muscles helps in expiration and to increase the intra-abdominal pressure …
Back Muscles: Attachments, Nerve Supply & Action
Back Muscles: The muscles of the back that work together to support the spine, help keep the body upright and allow twist and bend in many directions. The back muscles can be three types. a. Superficial Back Muscles b. Intermediate Back Muscles and c. Deep Back Muscles Superficial Back Muscles Action – Movements of the shoulder. …
Leg Muscles : Attachment, Nerve Supply & Action
Leg Muscles: The lower leg muscles comprises the three compartment-Anterior Compartment, Lateral Compartment, and the Posterior Compartment.
Hand muscles : Attachment, Nerve Supply & Action
Hand muscles: The muscles of the hand are responsible for the hand and fingers movement. The muscles of the hand are redivided into two groups: the extrinsic muscles and the intrinsic muscle groups. The extrinsic groups are the long flexors and extensors muscles. They are termed extrinsic muscles because the muscle belly is positioned on …
Forearm Muscles : Attachment, Nerve Supply & Action
Forearm Muscles: The forearm is the region of the upper limb between the elbow and the wrist. The forearm muscles divided into- Anterior compartment Posterior compartment
Arm Muscles : Attachment, Nerve Supply & Action
Arm Muscles: The arm muscles are located between the shoulder and elbow joint. It contains four muscles – three in the anterior compartment, and one in the posterior compartment. Muscles of the anterior compartment of the arm: Coracobrachialis Biceps brachii Brachialis Muscles of the posterior compartment of the arm: Triceps Brachii The arm is divided …