Muscles Flashcards
How many muscles are there in the rotators cuff?
4 (Superaspinatus, Infraspinatus, Teres Minor, Subscapularis)
The muscle right above the scapular spine is called the:
Supraspinatus
The Supraspinatus does what action?
Shoulder external rotation and abduction
Right underneath the scapular spine is the:
Infraspinatus
Beside the infraspinatus is the:
Teresminor
From the anterior view, the muscle on the shoulder is called
Subscapularis
Infraspinatus action is the
External rotation (shoulder stabilization)
Action for theres minor is
External rotation (shoulder stabilization)
Movement for the subscapularis
Internal rotation (shoulder stabilization)
How many muscles are there of the elbow?
4 (biceps brachii, Brachioradialis, Brachialis, Triceps Brachii)
[From the anterior view] what muscle expands the front upper arm?
Biceps Brachii
What is the action of the biceps brachii?
Supinates forearm, flexes elbow
[Anterior view] what is the muscle lateral of the lower arm
Branchioradialis
What is the action of the branchioradialis?
Flexion at elbow
Just above the inside bump of the elbow is the
Branchialis
[posterior view] muscle towards the inside upper arm
Triceps Brachii
What is the action of the branchialis?
Flexion at elbow
What is the action of the Triceps Brachii?
Extension of elbow
How many muscles are there in the hip abductor muscles?
5 (Adductor brevis, Adductor Longus, Adductor Magnus, Pectineus, Gracillis)
Adductor brevis is the (short/long/biggest)
Short
Adductor longus is the (short/long/ biggest)
Longest
Adductor Magus is the (short/long/biggest)
Biggest
All of the adductor muscles have the action of
Abducting the leg
Hip muscle closest to the top is the
Pectineus
The muscle below the Pectineus is the
Adductor brevis
The muscle below the Adductor brevis is the
Adductor longus
The muscle under adductor longus is
Adductor magnus
The muscle below adductor magnus is
Gracilis
How many gluteal muscles are there?
4 (Gluteus Maximus, Gluteus medius, Gluteus minimus, tensor fasciae latae)
Is the gluteus minimus visible?
No
What muscle is located at the back (butt cheek)
Gluteus Maximus
The gluteus Maximus is the (largest/medium/smallest)
Largest
The gluteus medius is above the
Gluteus Maximus
The gluteus medius is (largest/medium/smallest)
Medium
The muscle underneath the gluteus medius
Gluteus minimus
The muscle running down the sides of the glutes are the
Tensor fasciae latae
The action of the gluteus Maximus is
Extend the hip
The action of the gluteus medius is the
Abducts thigh (steadies pelvis while walking)
The action of the gluteus minimus is
Abducts the hip
The action of the tensor fasciae latae is
Hip abduction, internal rotation, hip flexors