Given below is the structure of the forelimb of humans. Read the information below the diagram and fill in the blanks:

Limbs are a part of the appendicular skeleton system. Humans have one pair of forelimbs which are used for many purposes like - holding, writing, eating and grasping, etc. Each arm consists of a total of thirty bones.

The upper arm consists of a single long bone, called (a) …………… . Two long bones are found in the lower arm, (b) …………… found on the side of the thumb and (c) …………… . Forelimbs have eight (d) …………… in the wrist and five (e) …………… in the palm. Remaining fourteen bones are found in the fingers as phalanges.

Assertion (A): Axial skeleton includes the limbs and girdles of the human body.

Reason (R): Axial skeleton lies in the central axis of the human body.

1. A is True and R is False.
2. A is False and R is True.
3. Both A and R are True.
4. Both A and R are False.

Name the different types of joints? Give one example of each type.

Assertion (A): Sternum is a large bone formed by the fusion of five vertebrae. It is found between the lumbar vertebrae and соссух.

Reason (R): Sternum lies in the middle of the front part of the chest.

1. A is True and R is False.
2. A is False and R is True.
3. Both A and R are True.
4. Both A and R are False.