Chapter 4 - facts

Bone start out as-

Cartilage

— hollow out the bones

Blood vessels

What is the term for bone cells?

Osteocytes

Epiphyseal plates are-

Growth plates

Metaphysis

Growth center

Epiphysis

End of bone

Diaphysis

Long shaft of bone

The bones that make up the framework of your body is-

Your skeleton

The bones in the middle of your skeleton

Axial

What protects your spinal cord?

Vertebrae

What are the four sections of the spine, top to bottom?

Cervical(neck), thoracic(chest/upper back), lumbar, and sacrum(lower back)

Where do your ribs (costo) attach?

The to vertebrae of the thoracic section

the humerus is-

The upper arm (brachio)

What are the two bones in your forearm?

Radius and ulna

What are the bones in order top to bottom in the arm?

Humerus, radius, ulna, carpe, phalanges

What are the bones in order, top to bottom, in the leg?

Femur, tibia and fibula, tarsal, phalanges

Which bone isn’t connected to another bone?

Hyoid

What is it called when two bones meet?

Joints

When a joint bends it’s called-

Flexion

When a joint straightens it’s called-

Extension

The widening of a joint to move parts away from the body is called

Abduction

When a joint narrows and brings parts back to the body, it’s called-

Adduction

What holds muscles to bone?

Tendons

What holds bone to bone?

ligaments

What allows smooth movements among the joints?

Cartilage

Skeletal muscle is also known as-

Striated muscle

What type of muscle is only found in the heart?

Cardiac

Which muscles move involuntarily and are not part of the musculoskeletal system?

Cardiac and smooth muscle

What are under tendons and help keep muscles and bones moving smoothly?

Bursae

Skeletal muscle is encased in a thick membrane called-

Fascia

What helps keep muscles together?

Fascia