The Skeletal System (Appendicular) Pt. 2

Question 1

What is another name for the thigh bone?

Answer 1

Femur

Question 2

What are characteristics of the femur (thigh bone)? (2)

Answer 2

• Only bone in the thigh
• Strongest bone in the human body

Question 3

What does the proximal end of the femur have? What does it articulate with? (2)

Answer 3

• A ball-like head
• That articulates with the socket of the hip bone

Question 4

What is after the head of the femur?

Answer 4

The neck of the femur

Question 5

What is the neck of the femur a common area for and for who?

Answer 5

A common fracture location for the elderly

Question 6

What is a title/name for the head of the femur?

Answer 6

Greater trochanter

Question 7

How does the femur slant? How does the femur run and what does it join with? (3)

Answer 7

• The femur slants medially
• Runs downward
• To join with the leg bones

Question 8

What does the location of the femur do to the knees regarding the body?

Answer 8

Brings the knees in line with the body’s center of gravity

Question 9

What are on the femur distally? (2)

Answer 9

Distally on the femur are the:
- Lateral and medial condyles

Question 10

What do the lateral and medial condyles articulate with and of what? (2)

Answer 10

• These two structures articulate with the tibia
• Of the lower leg

Question 11

What is anteriorly on the distal femur? What does it form the joint with? (2)

Answer 11

• Anteriorly on the distal femur is the patellar surface
• Forms the joint with the patella or kneecap

Question 12

What are the two bones that form the skeleton of the leg? (2)

Answer 12

• Tibia
• Fibula

Question 13

What are the tibia and the fibula?

Answer 13

The two bones that form the skeleton of the leg

Question 14

What holds the tibia and the fibula together?

Answer 14

Interosseous membrane

Question 15

What does the interosseaous membrane hold together? (2)

Answer 15

• Tibia and fibula
• Radius and ulna

Question 16

What is the tibia also known as?

Answer 16

Shinbone

Question 17

What characterizes the tibia (shinbone)? (2)

Answer 17

• Larger of the two
• Is more medial

Question 18

What are at the proximal end of the leg bones?

Answer 18

Medial and lateral condyles

Question 19

What do the leg bones articulate with and what do they form? (2)

Answer 19

• Articulate with the distal end of the femur
• To form the knee joint

Question 20

What forms the inner bulge of the ankle and where?

Answer 20

Distally, a process called the medial malleolus form the inner bulge of the ankle

Question 21

What does the fibula lie alongside? Where does it form joints? (2)

Answer 21

• Lie alongside the tibia
• Forms joints with both proximally and distally

Question 22

What physically characterizes the fibula?

Answer 22

Thin and stick like

Question 23

What does the fibula have no part in forming?

Answer 23

The fibula has no part in forming the knee joint

Question 24

What is the lateral malleous? What does it form? (2)

Answer 24

• Distal end of the fibula
• Forms the outer part of the ankle

Question 25

What does the tarsus form?

Answer 25

Forms the posterior half of the foot

Question 26

What is the tarsus composed of and how many?

Answer 26

Composed of seven tarsal bones

Question 27

What does talus mean?

Answer 27

Ankle bone

Question 28

How many parts of the metatarsals are there?

Answer 28

Five parts

Question 29

What do the metatarsals form? What do phalanges form and how many? What are they all considered to be part of? (3)

Answer 29

• Form the sole
• Fourteen phalanges form the foot
• This is all considered to be part of the leg

Question 30

What do weak arches cause/what are they called? (2)

Answer 30

• Flat feet
• Fallen arches

Question 31

How many phalanges does each toe have that is similar to the fingers of the hand? What is the exception? (2)

Answer 31

• Each toe has three phalanges
• The big toe

Question 32

How many phalanges does the big toe have?

Answer 32

Two phalanges

Question 33

What is the outside bulge formed by?

Answer 33

The fibula

Question 34

What is the calcaneus?

Answer 34

Heel bone