BIOL 201 Lab 9 Skeletal Muscles 2026/2027 | Complete Study Guide & Practice Questions

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BIOL 201 Lab 9 Skeletal Muscles 2026/2027 | Complete Study Guide & Practice Questions

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Complete BIOL 201 Lab 9 study guide covering skeletal muscle anatomy, muscle identification, origins, insertions, actions, functions, and key muscular system concepts for lab exam preparation.

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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

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Uploaded on: August 19, 2026
Number of pages: 8
Written in: 2026/2027
Type: Exam (elaborations)
Contains: Questions & answers

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