BI121 GRCC SPOs: Muscular System questions with
verified answers
Abduction Ans✓✓✓ Movement away from the midline of the body
Adductor Ans✓✓✓ movement towards the midline
Adductor longus Ans✓✓✓ adducts thigh
Antagonist Ans✓✓✓ muscle that opposes or opposes a prime mover
Aponeurosis Ans✓✓✓ strong sheet of tissue that acts as a tendon to
attach muscles to bone
Biceps brachii Ans✓✓✓ -Origin
=Short head: coracoid process of the scapula.
=Long head: supraglenoid tubercle
-Insertion Radial tuberosity and bicipital aponeurosis
-Action: Flexes forearm and supination
Biceps femoris Ans✓✓✓ flexes leg and extends thigh
, Brachialis Ans✓✓✓ flexes forearm
Brachioradialis Ans✓✓✓ flexes forearm
Calcaneal tendon Ans✓✓✓ Anchors gastrocnemius and soleus to
calcaneal (heel) bone
Cardiac muscle Ans✓✓✓ striated
musclefoundintheheart;joinedtooneanotheratintercalated
discsandundertheregulation of pacemaker cells, which contract as one
unit to pump blood through the circulatory system. Cardiac muscle is
under involuntary control.
Circumduction Ans✓✓✓ the circular movement at the far end of a limb
Deltoid Ans✓✓✓ abducts arm
Depression Ans✓✓✓ movement in an inferior direction
Digastric Ans✓✓✓ depresses mandible
Dorsiflexion Ans✓✓✓ movement that bends the foot upward at the
ankle
verified answers
Abduction Ans✓✓✓ Movement away from the midline of the body
Adductor Ans✓✓✓ movement towards the midline
Adductor longus Ans✓✓✓ adducts thigh
Antagonist Ans✓✓✓ muscle that opposes or opposes a prime mover
Aponeurosis Ans✓✓✓ strong sheet of tissue that acts as a tendon to
attach muscles to bone
Biceps brachii Ans✓✓✓ -Origin
=Short head: coracoid process of the scapula.
=Long head: supraglenoid tubercle
-Insertion Radial tuberosity and bicipital aponeurosis
-Action: Flexes forearm and supination
Biceps femoris Ans✓✓✓ flexes leg and extends thigh
, Brachialis Ans✓✓✓ flexes forearm
Brachioradialis Ans✓✓✓ flexes forearm
Calcaneal tendon Ans✓✓✓ Anchors gastrocnemius and soleus to
calcaneal (heel) bone
Cardiac muscle Ans✓✓✓ striated
musclefoundintheheart;joinedtooneanotheratintercalated
discsandundertheregulation of pacemaker cells, which contract as one
unit to pump blood through the circulatory system. Cardiac muscle is
under involuntary control.
Circumduction Ans✓✓✓ the circular movement at the far end of a limb
Deltoid Ans✓✓✓ abducts arm
Depression Ans✓✓✓ movement in an inferior direction
Digastric Ans✓✓✓ depresses mandible
Dorsiflexion Ans✓✓✓ movement that bends the foot upward at the
ankle
