Skeletal System

FUNCTIONS & EXTRACELLULAR MATRIX

10

Our skeletal system or our bones are non-living.

True or False

False

20

What would a bone be like if all minerals were removed?
a. Our body will collapse 

b. Our bones will be brittle and easy to break 

c. It can cause malformation 

d. All of these

D. All of these

30

Which is not a major function of our skeletal system?

a. Support 

b. Movement 

c. Storage 

d. All of these is a major function of our skeletal system  

D. All of these is a major function of our skeletal system  

40

The extracellular matrix of our bone contains minerals except? 

a. Collagens 

b. Proteoglycans 

c. Fats

d. Glycoproteins

C. Fats

50

What do we call the mineral in our bone that is in the form of calcium phosphate crystals? 

a. Hydroapatite 

b. Hydroxyapatite

c. Hydroxyapetite 

d. Hydroapetite

B. Hydroxyapatite

FEATURES OF BONE

10

This category of bone is longer than they are wide

A. Short bones 

B. Long bones

C. Flat bones 

D. Irregular Bones

B. Long bones

20

This category of bone is approximately as wide as they are long

A. Short bones

B. Long bones 

C. Flat bones 

D. Irregular Bones

A. Short bones

30

A long bone that is still growing has an ______ and is found in juvenile or young bones. 

A. Diaphysis 

B. Epiphyseal Plate

C. Epiphyseal Line 

D. Yellow Marrow

B. Epiphyseal Plate

40

It is a bone-forming cell, responsible for the remodeling and repair of bone. 

A. Osteocytes 

B. Lamellae 

C. Osteoclasts 

D. Osteoblasts

D. Osteoblasts

50

 It is mostly solid matrix and cells, It is denser and with fewer pores. 

A. Trabeculae 

B. Spongy bone 

C. Compact bone

D. Articular cartilage

C. Compact bone

BONE ANATOMY

10

It is the major storage site for calcium. 

a. osteoblast 

b. osteoclast 

c. bone

d. kidney

C. bone

20

It causes blood calcium levels to increase, maintaining homeostatic levels. 

a. PTH and Vitamin D

b. Calcitonin 

c. TPH and Vitamin D 

d. Calcinotin

A. PTH and Vitamin D

30

Traditionally, there are 206 bones in the average adult skeleton. How many bones are there in the Axial and Appendicular skeleton, respectively? 

a. 126 and 80 

b. 60 and 146 

c. 146 and 60 

d. 80 and 126

D. 80 and 126

40

The fracture where one fragment is driven into the spongy portion of the other fragment 

a. Impacted fracture

b. Comminuted fracture 

c. Greenstick fracture 

d. Complicated fracture

A. Impacted fracture

50

Causative organism of Osteomyelitis 

a. staphylococcus aureus 

b. Staphilococcus aureus 

c. Staphylococcus Aureus 

d. Staphylococcus aureus

D. Staphylococcus aureus

AXIAL SKELETON

10

 How many bones are there in the skull? 

A. 22

B. 206 

C. 26 

D. 14

A. 22

20

It is the central axis of the skeleton 

A. Skull 

B. Thoracic Cage 

C. Spinal cord 

D. Vertebral Column

D. Vertebral Column

30

Also known as 'floating ribs' 

A. Ribs 1-7 

B. Ribs 8-12 

C. Ribs 7-8 

D. Ribs 11-12

D. Ribs 11-12

40

It has 14 bones and form the structure of the face 

A. Skull 

B. Neurocranium 

C. Spine 

D. Viscerocranium

D. Viscerocranium

50

 An abnormal posterior curvature of the spine 

A. Scoliosis 

B. Kyphosis

C. Lordosis 

D. Hyoid Bone

B. Kyphosis

APPENDICULAR SKELETON

10

The two longest bones in the body 

a) Femur and Tibia    

b) Tibia and Fibula     

c) Femur and Humerus 

d) Tibia and Humerus

A. Femur and Tibia  

20

The upper and lower limbs have the same number of bones 

a)True                    b)False

A. TRUE

30

Which girdle of the appendicular skeleton is more stable? 

a) Pectoral Girdle            

b) Pelvic Girdle

B. Pelvic Girdle 

40

The ankle joint is articulation of Tibia, Fibula, and what bone? 

a) Navicular                 

b) Cuboid 

c) Calcaneus               

d) Talus

D. Talus

50

The bone landmark in the tip of the elbow: 

a) Corocoid Process        

b) Trochlear Notch 

c) Olecranon                

d) Radial Notch

C. Olecranon