6 (a) Azlan menghadapi kesukaran menyingkirkan tinja dari rektum. Nyatakan keadaan itu. Azlan has difficulty in removing faeces from the rectum. State the condition.
(b) Cadangkan dua cara untuk mengatasi masalah yang dinyatakan di 6(a).
Suggest two ways to overcome the problem stated in 6(a),​

blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. as the ventricle contracts, blood leaves the heart through the pulmonic valve, into the pulmonary artery and to the lungs where it is oxygenated.