B. Fill in the blanks:
1.and system work in coordination to provide us with movement.
2. Shoulder has joint.
3. Muscles are joined to bones by
4. There are pairs of ribs in human body.
5. Ribs are attached to in the front and to at the back ot form ribcage.
6. The movements are not under the control of our will.
7. Cockroach haspairs of jointed appendages (legs) and wings for movement.
8. Birds have bones and body.
Answers
Explanation:
The nervous system helps in controlling and coordinating various activities of the human body.The shoulder joint (glenohumeral joint) is a ball and socket joint between the scapula and the humerus. Skeletal muscle is attached by cord-like tendons to bone, such as in the legs, arms, and face. In humans there are normally 12 pairs of ribs. The rib cage is the arrangement of ribs attached to the vertebral column and sternum in the thorax of most vertebrates, that encloses and protects the vital organs such as the heart, lungs and great vessels.Muscles that are under your conscious control are called voluntary muscles.The Diplopoda class is the Millipedes.Skeleton. Birds have a lightweight skeleton made of mostly thin and hollow bones