Lecture 13: Muscle - Form and Concentric Action

Question 1

If a muscle is on the anterior side you will always get….of that joint (except knee)

Answer 1

• Flexion

Question 2

If a muscle is on the posterior side you will always get….of that joint (except knee)

Answer 2

• Extension

Question 3

If a muscle is on the medial side you will always get….of that joint (except knee)

Answer 3

• Adduction

Question 4

If a muscle is on the lateral side you will always get….of that joint (except knee)

Answer 4

• Abduction

Question 5

Deltoid muscle creates…and is….shaped. It is attached to the…..and the…. It is actually …penate.

Answer 5

• Abduction
• Triangular shaped
• Pectoral Girdle (clavicle and scapula)
• Shaft of humerus
• Multi

Question 6

Biceps Brachii (Bi = two, Cep / Cepherus = head, Brachii = arm). Both heads attach to the \_\_\_\_\_. The distal "foot" attaches to the \_\_\_\_\_.
At the elbow there is \_\_\_\_, and at the radioulnar joint there is \_\_\_\_\_.

Answer 6

• Scapula
• Radial tuberosity
• Flexion
• Supination

Question 7

Triceps Brachii. There are _____ heads. Two heads come off the ___ and one attaches to the____. “Foot” attaches to the ____. There is no _____ here.

Answer 7

• Three
• Humerus
• Scapula
• Ulna
• Supination / Pronation

Question 8

Iliopsoas has _____ two heads. Psoas major attaches from the _____ whereas the Iliacus attaches from the ______ to the ______.

Answer 8

• Two
• Vertebrae
• Interior pelvis bone
• Femur

Question 9

The gluteus maximus is ____erior. It attaches from the _____ and _____ to the _____ and large ____.

Answer 9

• Post
• Sacrum + Pelvis
• Tendon + Femur

Question 10

Quadriceps femoris are made up of ______ muscles. The ____ ______ is the most superficial of these muscles and is attached from the ____ to the _____. The ____ _____ is deep to this muscle. The ____ _____ is lateral to the femur and the _____ ____ is medial to the femur.

Answer 10

• Four
• Rectus Femoris
• Pelvis —-> Tibia via the Patella Tendon
• Vasti Intermedius
• Vasti Lateralis
• Vasti Medialis

Question 11

The hamstrings lie _____ to the hip, this means that it causes ______. It is made up by three muscles, the ____ ____, _____-____, and ____ ____.

Answer 11

• Posteriorly
• Extension
• Biceps Femoris
• Semi-membranosus
• Semi-tendinosus

Question 12

The biceps femoris is a part of the ______ group and attaches from the ____ to the _____ + _____.

Answer 12

• Hamstrings

- Pelvis + Femur —-> (a little // lateral )Tibia + Fibula

Question 13

The semi-membranosus is a part of the ______ group and attaches from the ____ to the _____.

Answer 13

• Hamstrings

- Pelvis —–> Tibia (medial)

Question 14

The semi-tendinosus is a part of the ______ group and attaches from the ____ to the _____.

Answer 14

• Hamstrings

- Pelvis —-> Tibia (medial)

Question 15

Hamstrings cause ____ at the knee. When the knee is slightly flexed ______ can occur.

Answer 15

• Flexion

- Rotation

Question 16

The tibialis anterior attaches from the _____ to the _____ and causes ______.

Answer 16

• Tibia —-> Medial Tarsal

- Dorsiflexion

Question 17

The Triceps Surae (colloquially known as the ____ _____). This includes the G________ and S_______. These attach from the ____, _____, and _____ to the _____.

Answer 17

• Calf muscle
• Gastrocnemius & Soleus
• Femur, Tibia, and Fibula —-> achilles heel via tendon.