BIOL 201 Lab 9 Skeletal Muscles Study Guide
Terms in this set (139)
Action Body movement because of a muscle contraction
Innervate To supply a muscle (or other structure) with nerves
Insertion Muscle attachment point that will move the structure to which it isattached
when the muscle contracts
Origin Relatively stationary attachment point(s) of a muscle
Agonist (prime mover) Muscle that contracts to produce a particular movement
Antagonist Muscle that opposes the action of its agonist partner
Synergist Muscles that aid the action of the agonist(s) by guiding the movementto ensure
a smooth action
Fixators Muscles that stabilize the bone during an action
Brevis meaning Short
Longus meaning Long
Vastus meaning Wide/Large
Anterior meaning Towards the front
External meaning Towards the outside
Infra meaning Below
Intercostal meaning Between the ribs
Internal meaning Towards the inside
, BIOL 201 Lab 9 Skeletal Muscles Study Guide
Posterior meaning Towards the back
Profundus meaning Deep
Superficialis meaning Nearer the surface
Supra meaning Above
Abductor meaning Pulls away from midline
Adductor meaning Pulls towards midline
Depressor meaning Pulls down
Erector meaning Holds erect or straight
Extensor meaning Increases the angle between bones
Flexor meaning Decreases the angle between bones
Levator meaning Raises a body part
Pronator meaning Turns palm posteriorly
Supinator meaning Turns palm anteriorly
Abdominis meaning Abdominal area
Brachii meaning Arm area
Capitis meaning Head area
Carpi meaning Wrist area
Terms in this set (139)
Action Body movement because of a muscle contraction
Innervate To supply a muscle (or other structure) with nerves
Insertion Muscle attachment point that will move the structure to which it isattached
when the muscle contracts
Origin Relatively stationary attachment point(s) of a muscle
Agonist (prime mover) Muscle that contracts to produce a particular movement
Antagonist Muscle that opposes the action of its agonist partner
Synergist Muscles that aid the action of the agonist(s) by guiding the movementto ensure
a smooth action
Fixators Muscles that stabilize the bone during an action
Brevis meaning Short
Longus meaning Long
Vastus meaning Wide/Large
Anterior meaning Towards the front
External meaning Towards the outside
Infra meaning Below
Intercostal meaning Between the ribs
Internal meaning Towards the inside
, BIOL 201 Lab 9 Skeletal Muscles Study Guide
Posterior meaning Towards the back
Profundus meaning Deep
Superficialis meaning Nearer the surface
Supra meaning Above
Abductor meaning Pulls away from midline
Adductor meaning Pulls towards midline
Depressor meaning Pulls down
Erector meaning Holds erect or straight
Extensor meaning Increases the angle between bones
Flexor meaning Decreases the angle between bones
Levator meaning Raises a body part
Pronator meaning Turns palm posteriorly
Supinator meaning Turns palm anteriorly
Abdominis meaning Abdominal area
Brachii meaning Arm area
Capitis meaning Head area
Carpi meaning Wrist area
