ПОЖАЛУЙСТА ОТВЕТЬТЕ НА ЭТИХ ВОПРОСОВ… МНЕ СРОЧНО НА ЗАВТРА НАДО ПОМОГИТЕ ПЛИИЗ 1.…

1. Yes, the skeleton is composed of bones.2. In the adult the skeleton has over 200 bones.3. The bones of the skull consist of cranial and facial parts.4. The spine consists of the cervical, thoracic, lumbar and sacral vertebrae and the coccyx.5. The chest (thorax) is composed of 12 thoracic vertebrae, the breastbone and 12 pairs of ribs.6. The lower extremity consists of the thigh, leg and foot. The upper extremity is formed by the arm, forearm and hand.7. Yes, all bones consist of organic and inorganic substance.