The Skeletal System

Question 1

How many bones does the axial skeleton have?

Answer 1

total of 80 bones

Question 2

How many bones does the appendicular skeleton have?

Answer 2

total of 126 bones

Question 3

How many bones make up the human body?

Answer 3

206 bones

Question 4

Where are the Frontalis muscle located? What action does the Frontalis muscle perform?

Answer 4

on the forehead and raises the eyebrows

Question 5

This muscle is located at the temples and closes the jaw. What muscle is this?

Answer 5

Temporalis

Question 6

Where is the Masseter located? What action does the Masseter peform?

Answer 6

at the lateral jaw and closes the jaw

Question 7

This muscle is located around the eye and it’s action closes the eye. What muscle is this?

Answer 7

Orbicularis oculi

Question 8

Where is the Orbicularis oris located? What action does the Orbicularis oris perform?

Answer 8

around the mouth and closes the mouth

Question 9

This mucles pulls back the cheeks. What muscle is this?

Hint: This muscle is also known as the smile muscle!

Answer 9

Buccinator

Question 10

This muscle has an anterior connection between the sternum, the clavicle, and the skull. What muscle is this?

Answer 10

Sternocleidomastoid

Question 11

What action does the Levator Scapulae perform

Answer 11

elevates the scapula

Question 12

This trapezoidal-shaped muscle that covers most of the upper back is called what?

Answer 12

Trapezius

Question 13

This muscle covers most of the lower back and attaches to the humerus. What is the name of this muscle?

Answer 13

Latissimus dorsi

Question 14

What muscle is rounded shaped and covers the shoulder joint?

Answer 14

Deltoid

Question 15

This muscle covers most of the chest and attaches to the humerus. Name this muscle.
Hint: There is a major and minor of this muscle

Answer 15

Pectoralis major

Question 16

This muscle is small and deep to pectoralis major, it rounds the shoulder.

Answer 16

Pectoralis minor

Question 17

This muscle attaches to the anterior arm, it crosses both the shoulder and elbow joints.
Hint: This muscle has 2 attachments

Answer 17

Biceps brachii

Question 18

Where does the Brachialis muscle attach? It is the ________ of the elbow flexors.

Answer 18

Anterior arm and strongest

Question 19

This muscle attaches on the posterior arm and extends the elbow.

Answer 19

Triceps brachii

Question 20

This muscle attaches on the lateral forearm. The muscle gets it’s name from the attachment at the brachial region at the radius. What muscle is this?

Answer 20

Brachioradialis

Question 21

The Flexors of the Wrist are located on the __________ surface.

Answer 21

anterior

Question 22

The Extensors of the Wrist are located on the _____________ surface.

Answer 22

posterior

Question 23

This muscle has fibers that run in the same direction as your hands in your pockets. Which muscle is this?
Hint: Muscle in the stomach

Answer 23

External obliques

Question 24

This muscle is deep to the External obliques and has fibers that are run in the opposite direction.

Answer 24

Internal obliques

Question 25

This muscle is the most superficial abdominal muscle, fibers of this muscle run up and down.
Hint: This muscle flexes the trunk and give you “abs”

Answer 25

Rectus abdominus

Question 26

What muscle forms the bulk of the butt?

Hint: This muscle give you a nice looking butt

Answer 26

Gluteus maximus

Question 27

This muscle abducts the leg and attaches to the lateral fascia of the hip.
Hint: Tenses the fascia latae

Answer 27

Tensor Fascia Latae

Question 28

The Quadriceps femoris muscle consists of how many muscles and is located where?

Answer 28

group of 4 muscles and anterior thigh

Question 29

This muscle is the most superficial quadricep muscle and the only one that flexes the hip. Which muscle is this?

Answer 29

Rectus femoris

Question 30

This muscle is a group of three muscles that are located on the posterior thigh. Name this muscle.

Answer 30

Hamstrings

Question 31

This group of muscles is on the medial surface of the thigh and perform adduction. What muscles are these?

Answer 31

Adductors

Question 32

The muscle unlocks the knee.

Hint: Muscle someone hits when they kick you behind the knee

Answer 32

Popliteus

Question 33

Where is the Tibialis anterior muscle located?

Answer 33

anterior leg

Question 34

This muscle is on the lateral side of the leg.

Hint: Together this muscle forms a stirrup with tibialis anterior

Answer 34

Fibularis Longus

Question 35

This muscle is on the posterior leg. This attaches to the calcaneus via the achilles tendon. Which muscle is this?
Hint: Has two muscle bellies

Answer 35

Gastrocnemius

Question 36

This muscle is located on the posterior leg and is deep to Gastrocnemius.

Answer 36

Soleus

Question 37

What is the name of the large oval opening created by the ischium and pubis bones of the pelvis?

Answer 37

obturator foramen