(a) Diagram showing some organs of mammalian gut Title (T)

(b)(i) Two diseases of the liver:

Liver cirrhosis
Amoebic liver abscess
Hepatitis
Cancer/tumor of the liver
Gall stones.

(b)(ii) Effects of liver diseases on humans:
(i) Weakness and tiredness
(ii) Jaundice/yel-lowish eye/skin
(iii) (Slight) fever

(iv) Oedema/ swollen abdomen/accumulation of fluid in the abdomen
(v) High blood pressure
(vi) Loss of weight
(vii) Abdominal pain
(viii) Loss of apetite
(ix) Headache
(c) Deficiency Symptoms Vitamin A:

Night blindness /poor vision
Colds/bronchitis
Dry scaly skin.

Vitamin C:

Swollen joints/scurvy/bleeding gums/sore mouth
low resistance to infection
dental disorders.

Vitamin K: - Excessive bleeding/haemorrhage of wounds/inability of blood to clot.