Sci 70 - Skeletal and Muscular Systems

The ___ bones provide a basic framework for the limbs of the body.

• thick

• long

• short

• flat

The mineral that helps make bones strong is ___.

• iron

• Vitamin D

• calcium

• vitamin C

The ___ bones provide protection for large areas of the body.

• flat

• thin

• thick

• irregular

___ and ___ "tie" the bones together.

• Ligaments

• Calcium

• Hinges

• Cartilage

Cartilage keeps the bones from wearing away and helps provide smooth, flexible operation of the ___.

• muscles

• joints

• bones

• teeth

Twisting an ankle may stretch or tear a ___.

• joint

• bone

• vertebra

• ligament

The 2 major sections of the skeletal system are the ___ and the ___.

• appendages

• ligaments

• muscles

• axis

The axis consists of the skull, the ___ and the ribs.

• arm

• radius

• spine

• ulna

The largest part of the skull is the ___.

• cellebrum

• cranium

• cerebellum

The 5 lower back ___ are very strong because they must bear much of the weight of the upper body.

• bones

• nerves

• tissues

• vertebrae