Appendicular Skeletal

Question 1

What is the clavicle commonly known as?

Answer 1

Collarbone

The clavicle is frequently broken, especially in automobile accidents.

Question 2

What is the weakest point of the clavicle?

Answer 2

The junction of the two curves in the midregion

Question 3

How many carpal bones are there?

Answer 3

8 small bones

Question 4

What are the names of the proximal row of carpal bones?

Answer 4

• Scaphoid
• Lunate
• Triquetrum
• Pisiform

Question 5

What are the names of the distal row of carpal bones?

Answer 5

• Trapezium
• Trapezoid
• Capitate
• Hamate

Question 6

What mnemonic is used to remember the carpal bones?

Answer 6

Straight Line To Pinky, Here Comes The Thumb

Question 7

Which carpal bone is most frequently fractured?

Answer 7

Scaphoid bone

Question 8

What condition is characterized by inflammation in the carpal region?

Answer 8

Carpal tunnel syndrome

Question 9

What two ends does the clavicle articulate with?

Answer 9

• Medial (sternal) end with manubrium of the sternum
• Lateral (acromial) end with acromion of the scapula

Question 10

How many metacarpals are there in the hand?

Answer 10

5 metacarpals

Question 11

How many phalanges are there in the hand?

Answer 11

14 phalanges

Question 12

What are the components of the ulna and radius at their proximal ends?

Answer 12

• Olecranon process
• Coronoid process

Question 13

What is the name of the joint formed between the ulna and the humerus?

Answer 13

Elbow joint

Question 14

Where does the radius articulate with the humerus?

Answer 14

Capitulum

Question 15

What is the anatomical structure of the scapula known for muscle attachment?

Answer 15

Spine

Question 16

What is the glenoid cavity?

Answer 16

Attachment point for the humerus

Question 17

What are the two processes of the scapula?

Answer 17

• Acromion process
• Coracoid process

Question 18

What is the longest bone in the body?

Answer 18

Femur

Question 19

What is the pelvic girdle made up of?

Answer 19

• Ilium
• Ischium
• Pubis

Question 20

What separates the body and ramus of the ischium?

Answer 20

Obturator foramen

Question 21

What are the two portions of the ilium?

Answer 21

• Anterior portion
• Posterior portion

Question 22

What is the iliac crest?

Answer 22

Top line of the ilium

Question 23

What bones articulate at the pubic symphysis?

Answer 23

The two pubic bones

Question 24

What is the function of the skeletal system in relation to homeostasis?

Answer 24

Ensures proper functioning of body systems

Question 25

What attaches to the greater and lesser trochanters of the femur?

Answer 25

Tendons of the thigh and buttock muscles

Question 26

What is the fovea capitis?

Answer 26

A depression where the ligament of the head of the femur connects to the acetabulum ## Footnote This feature is crucial for hip joint stability.

Question 27

What are the greater and lesser trochanters?

Answer 27

Attachment sites for tendons of the thigh and buttock muscles ## Footnote The greater trochanter is also used to guide intramuscular injections.

Question 28

What is the function of the gluteal tuberosity?

Answer 28

Allows for the attachment of tendons of thigh muscles

Question 29

What is the linea aspera?

Answer 29

Attachment points for tendons of the thigh muscles

Question 30

What percentage of body weight does the ball of the foot carry?

Answer 30

40%

Question 31

What percentage of body weight does the heel carry?

Answer 31

60%

Question 32

How do high-heeled shoes affect weight distribution on the foot?

Answer 32

Changes it to 80% on the forefoot and 20% on the heel

Question 33

What is flatfoot?

Answer 33

A condition in which the longitudinal arch is decreased

Question 34

What bones make up the tarsus (ankle)?

Answer 34

Talus, calcaneus, navicular, cuboid, and 3 cuneiform bones ## Footnote The cuneiform bones are medial, intermediate, and lateral.

Question 35

How many metatarsal bones are in the metatarsus?

Answer 35

5 metatarsal bones

Question 36

How are the phalanges arranged in the foot?

Answer 36

Like those of the hand, with the big toe having proximal and distal phalanx and other toes having proximal, middle, and distal phalanx

Question 37

What are the two arches of the foot?

Answer 37

Longitudinal arch and transverse arch

Question 38

What is the function of the foot's arches?

Answer 38

Support body weight, provide leverage while walking, distribute body’s weight

Question 39

What does the tibia articulate with?

Answer 39

Femur (medial and lateral condyles) and talus bone of the foot

Question 40

What is the anterior tibial tuberosity?

Answer 40

The point of attachment for the patellar ligament

Question 41

What is the medial malleolus?

Answer 41

The inner ankle of the tibia

Question 42

What is the patella?

Answer 42

A triangular bone that develops in the quadriceps tendon and articulates with the femur

Question 43

What is 'runner's knee'?

Answer 43

A condition where the patella moves laterally and superiorly/inferiorly as is normal

Question 44

What is the fibula?

Answer 44

A slender bone lying lateral to the tibia that does not bear body weight

Question 45

What features does the fibula have?

Answer 45

Head and distal lateral malleolus (outer ankle)

Question 46

What are the views for knee X-rays?

Answer 46

A-P View, P-A View, Lateral View