Skeletal System

Question 1

number of bones in the human body

Answer 1

206

Question 2

the two types of skeleton

Answer 2

axial and appendicular

Question 3

number of bones in the axial skeleton

Answer 3

74

Question 4

number of bones in the appendicular system

Answer 4

126

Question 5

bones that make up the axial skeleton

Mnemonic: SVSR - Sexy Vampire Saves Racoon

Answer 5

skull, vertebral column, sternum, ribs

Question 6

bones that make up the appendicular skeleton

Mnemonic: LUPS - Lazy Unicorn Poops Sherbet

Answer 6

lower extremity, upper extremity, pelvic girdle, shoulder girdle

Question 7

important functions of the axial skeleton

Answer 7

1) provide main axial support for the body
2) protect the CNS
3) protect the organs of the thorax (lungs, air passages, heart, and largest blood vessels - thoracic cavity)

Question 8

number of vertebrae in the vertebral column

Answer 8

33 (26 bones due to fused vertebrae of sacrum and coccyx)

Question 9

regions of the vertebral column

Answer 9

cervical curve, thoracic curve, lumbar curve, sacrum, coccyx

Question 10

number of vertebrae in the cervical curve

Answer 10

7

Question 11

number of vertebrae in the thoracic curve

Answer 11

12

Question 12

number of vertebrae in the lumbar curve

Answer 12

5

Question 13

number of vertebrae in the sacrum

Answer 13

5 fused vertebrae

Question 14

number of vertebrae in the coccyx

Answer 14

4 fused vertebrae

Question 15

the largest and heaviest vertebrae

Answer 15

lumbar curve

Question 16

bones of the lower extremity

Mnemonic: PMTPTFF - Pink Monkey Throws a Party for Trans Female Fox

Answer 16

phalanges, metatarsals, tarsals, patella, tibia, fibula, femur

Question 17

bones of the pelvic girdle

Answer 17

hip or pelvis (os coxae = ilium, ischium, pubis)

Question 18

bones of the shoulder girdle

Answer 18

clavicle, scapula

Question 19

bones of the upper extremity

Mnemonic: PMCRUH - Purple Mouse Cooks Rice Under House

Answer 19

phalanges, metacarpals, carpals, radius, ulna, humerus

Question 20

joints; where two bones meet

Answer 20

articulations

Question 21

3 main types of joints/articulations

Answer 21

1) fibrous
2) cartilaginous
3) synovial

Question 22

these types of joints allow little to no movement

Answer 22

fibrous and cartilaginous

Question 23

most common type of joint

Answer 23

synovial

Question 24

4 characteristic traits of synovial joints

Answer 24

1) articular cartilage
2) articular capsule
3) synovial membrane
4) synovial fluid