Answer and Questions
1. Name the organ system that is involved in
breathing in human beings.
2. Name the only moveable bone in the skull.
3. What are floating ribs? Why are they
called that?
4.Name the two girdles in the humanskeleton.
5.Name the bones in the human arm.
6. What type of joint is present in the knee?
7. What is the function of X-rays?
8. How many muscles are needed to move a
bone in one direction?
9. What type of skeleton does an earthwormhave?
10. What kind of skeleton does a snail have?
11. How does the shape of a fish's body help itto move in water?
12. Describe how a bird flies.
Answers
Answer:
1.The respiratory system is the network of organs and tissues that help you breathe. It includes your airways, lungs, and blood vessels. The muscles that power your lungs are also part of the respiratory system. These parts work together to move oxygen throughout the body and clean out waste gases like carbon dioxide.
2.There is only one movable joint in the skull. That is the joint connecting the lower jaw, or mandible, to the rest of the skull.
3.The phrase floating rib or vertebral rib (Latin: costae fluctuantes) refers to the two lowermost, the eleventh and twelfth rib pairs; so-called because they are attached only to the vertebrae–and not to the sternum or cartilage of the sternum.
4.Anatomical terms of bone
The shoulder girdle or pectoral girdle is the set of bones in the appendicular skeleton which connects to the arm on each side. In humans it consists of the clavicle and scapula; in those species with three bones in the shoulder, it consists of the clavicle, scapula, and coracoid