anatomy lab skeleton

Question 1

What does the axial skeleton contain?

Answer 1

Skull, vertebral column, and thoracic cage

Question 2

What does the appendicular skeleton contain?

Answer 2

Bones of upper and lower limbs

Question 3

What distinguishes cartilage tissue from others?

Answer 3

Is a flexible, avascular CT made of chondrocytes embedded in a dense extracellular matrix.

Question 4

Perichondrium function

Answer 4

Nutrient supply, growth and repair, support and protection, and anchoring

Question 5

Hyaline cartilage function

Answer 5

Smooth surface for joints, support, absorption, and growth of long bones

Question 6

Elastic cartilage function

Answer 6

Flexible, support, maintaining shape, resilience

Question 7

Fibrocartilage function

Answer 7

Shock absorption, resisting compression and tension, provide support and movement

Question 8

How many bone in the human body?

Answer 8

206

Question 9

Compact bone examples

Answer 9

80% of human skeleton; the diaphysis of long bone, skull, shoulder blades, sternum, ribs

Question 10

Spongy bone examples

Answer 10

Epiphysis of long bones, inside the vertebrae, in ribs and skulls

Question 11

Long bone examples

Answer 11

Femur, tibia, fibula, humerus, radius, ulna

Question 12

Short bone examples

Answer 12

Wrist, ankles, patella

Question 13

Flat bone examples

Answer 13

Skull, sternum, ribs, shoulder blade, pelvic bones

Question 13

Irregular bone examples

Answer 13

Vertebrae, sacrum, tailbone

Question 14

Sesamoid bone examples

Answer 14

Knee, hands, feet

Question 15

Sutural bone examples

Answer 15

Extra bones in different areas of the skull

Question 16

What is perforating canals?

Answer 16

Structure in long bone and perpendicular; connect central canals within different osteons

Question 17

Function of canaliculi

Answer 17

Allows exchange of nutrients and waste between blood vessels and osteocytes

Question 18

What are osteons?

Answer 18

Basic functional and structural unit of mature compact bone

Question 19

What are concentric lamellae?

Answer 19

Osteon component, Rings of bone CT, surround central canal, and collagen fibers

Question 20

What are lacunae?

Answer 20

Occupy small spaces

Question 21

Function of central canal

Answer 21

Osteon component Parallel; Blood vessels and nerves extend through channel

Question 22

Osteocyte

Answer 22

Maintain the bone matrix