Assertion (A): Radius and ulna are the two long bones of the lower arm.

Reason (R): Tibia and fibula are the two long bones of the shank.

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.

Do the muscles pull the structures, or push them? Explain briefly.

Ischium and Pubis are two specific bones of the girdles in the human body, belonging to (P) …………… and (Q) …………… girdles respectively.

1. P — Pectoral, Q — Pelvic
2. P — Pectoral, Q — Pectoral
3. P — Pelvic, Q — Pelvic
4. P — Pelvic, Q — Pectoral