Skeletal System

Question 1

What is the shoulder girdle and what’s another name for it?

Answer 1

It connects the trunk and arm and it consists of clavicle and scapula.
Pectoral girdle.

Question 2

What do you call the combination of scapula and clavicle?

Answer 2

The shoulder or pectoral girdle

Question 3

How many pair of ribs are there in the rib cage ?

Answer 3

12

Question 4

Some ribs attach anteriorly to the sternum via the _______

Answer 4

Costal cartilage

Question 5

Every rib articulates posteriorly with ________

Answer 5

At least one thoracic vertebrae

Question 6

What are standard anatomical positions of the radius and the ulnar?

Answer 6

Radius is lateral.
Ulna is medial.

Question 7

What is the pelvic girdle?

Answer 7

. Pelvis
. Sacrum
. Coccyx

Question 8

How to differentiate between tibia (shin bone) and fibula (calf bone)?

Answer 8

Tibia is the stronger and bigger looking bone. It is also anterior and medial.
Fibula is lateral and posterior to tibia.

Question 9

How many bones are in the human skull?

Answer 9

22 bones — 8 cranial and 14 facial bones.

Question 10

What are the 8 cranial bones of the skull?

Answer 10

1 frontal, 1 occipital, 2 parietal, 2 temporal, 1 sphenoid, 1 ethmoid.

Question 11

What mnemonic helps remember the 14 facial bones?

Answer 11

“My Mouth Palate Never Liked Zucchini In Vinegar”

(Maxilla, Mandible, Palatine, Nasal, Lacrimal, Zygomatic, Inferior nasal concha, Vomer)

Question 12

Which facial bones are unpaired (singular)?

Answer 12

Mandible and vomer.

Question 13

Inferior nasal concha is also called

Answer 13

Inferior turbinal

Question 14

Which cranial bone is shaped like a butterfly?

Answer 14

Sphenoid

Question 15

How many total vertebrae are there in the human vertebral column?

Answer 15

33 vertebrae in total — 24 articulated (movable), 9 fused (immovable).

Question 16

How many articulated (movable) vertebrae are there?

Answer 16

24 — including cervical (7), thoracic (12), and lumbar (5) vertebrae.

Question 17

How many fused vertebrae are there, and where are they located?

Answer 17

9 fused vertebrae — 5 form the sacrum, and 4 (variable) form the coccyx.

Question 18

How many cervical vertebrae are there, and what are their labels?

Answer 18

7 cervical vertebrae — labeled C1 to C7.

Question 19

How many thoracic vertebrae are there, and what are their labels?

Answer 19

12 thoracic vertebrae — labeled T1 to T12.

Question 20

How many lumbar vertebrae are there, and what are their labels?

Answer 20

5 lumbar vertebrae — labeled L1 to L5.

Question 21

How many sacral vertebrae are there, and what do they form?

Answer 21

5 sacral vertebrae — fused to form the sacrum.

Question 22

How many coccygeal vertebrae are there?

Answer 22

Usually 3 to 5 (most commonly 4) — fused to form the coccyx; number may vary between individuals.

Question 23

What is an intervertebral disc?

Answer 23

It is a cartilaginous joint between adjacent vertebrae. It consists of a fibrous outer ring and a gelatinous centre.