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CH 10
Muscular system
35
Anatomy
Not Applicable
03/26/2014

Additional Anatomy Flashcards

 


 

Cards

Term

 

Muscular system

Definition

 

Comprised of about 600 skeletal muscles

Term

 

Myology

Definition

 

The study of muscles

Term

 

Endomysium

Definition

 

Areolar connective tissue covering an individual muscle fiber

Term

 

Fascicles

Definition

 

Bundle of muscle fibers

Term

 

Perimysium

Definition

 

Connective tissue sheath surrounding an individual fascicle

Term

 

Epimysium

Definition

 

Connective tissue layer surrounding an individual muscle

Term

 

Deep fascia

Definition

 

Connective tissue sheet separating adjacent muscles

Term

 

Superficial fascia

Definition

 

Connective tissue sheet separating muscle and skin

Term

 

Direct (fleshy) attachment

Definition

 

Muscle attachment to bone in which collagen fibers of the epimysium are continuous with the periosteum

Term

 

Indirect attachment

Definition

 

Muscle attachment in which the epimysium form a tendon that merges into the periosteum

Term

 

Fusiform muscle

Definition

 

Muscle that is thick in the middle and tapered at each end

Term

 

Parallel muscle

Definition

 

Muscle that has a uniform width

Term

 

Convergent muscle

Definition

 

Muscle that is fanshaped

Term

 

Pennate muscle

Definition

 

Muscle that is feather-shaped

Term

 

Circular muscle

Definition

 

Muscle that forms a ring around a body opening

Term

 

Prime mover (agonist)

Definition

 

Muscle that produces most of the force during a particular joint action

Term

 

Synergist

Definition

 

Muscle that aids the prime mover

Term

 

Antagonist

Definition

 

Muscle that opposes the prime mover

Term

 

Fixator

Definition

 

Muscle that prevents a bone from moving

Term

 

Intrinsic muscle

Definition

 

Muscle entirely contained within a particular region, having both its origin and insertion there

Term

 

Extrinsic muscle

Definition

 

Muscle that acts upon a designated region but has its origin elsewhere

Term

 

Innervation

 

 

Definition

 

Nerve supply to an organ

Term

 

Rectus sheath

Definition

 

Fibrous sleeve enclosing the recuts abdominis

Term

 

Linea alba

Definition

 

Bertical brivrous strip separating the rectus abdominis into right and left halves

Term

 

Inguinal ligament

Definition

 

Aponeurosis that extends from the pubis to the anterior superior spine of the ilium

Term

 

Perineum

Definition

 

Diamond shaped region between the thighs bordered by the pubic symphysis, coccys, and ishial tuberosities

Term

 

Urogenital triangle

Definition

 

Anterior half of the perineum

Term

 

Anal triangle

Definition

 

Posterior half of the perineum

Term

 

Superficial perineal space

 

 

Definition

 

Layer of pelvic floor just deep to the skin

Term

 

Urogenital diaphragm

Definition

 

Middle layer of pelvic floor

Term

 

Pelvic diaphragm

Definition

 

Deepest layer of pelvic floor

Term

 

Rotator cuff

Definition

 

Tendons of the infraspinatus, supraspinatus, subscapularis, and teres minor

Term

 

Hernia

Definition

 

Condition in which the viscera protrude through a weak point in the muscular wall of the abdominopelvic cavity

Term

 

Carpal tunnel syndrome

Definition

 

Condition characterized by inflamed, swollen, or fibrotic tissue in the wrist

Term

 

Tongue

Definition

 

The only muscle in the body with an origin and no insertion

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