Here's other psychical symptoms from wikipedia-
Body mass index less than 17.5 in adults, or 85% of expected weight in children
Stunted growth
Endocrine disorder, leading to cessation of periods in girls (amenorrhoea)
Decreased libido impotence in males
Starvation symptoms, such as reduced metabolism, slow heart rate (bradycardia), hypotension, hypothermia and anemia
Abnormalities of mineral and electrolyte levels in the body
Thinning of the hair
Growth of lanugo hair over the body
Constantly feeling cold
Zinc deficiency
Reduction in white blood cell count
Reduced immune system function
Pallid complexion and sunken eyes
Creaking joints and bones
Collection of fluid in ankles during the day and around eyes during the night
Tooth decay
Constipation
Dry skin
Dry or chapped lips
Poor circulation, resulting in common attacks of 'pins and needles' and purple extremities
In cases of extreme weight loss, there can be nerve deterioration, leading to difficulty in moving the feet
Headaches
Brittle fingernails
Bruising easily
Fragile appearance frail body image

Your hair falls out, you turn a yellow colour, and your nails go horrible and brittle

Amenorrhea (interruption of the menstrual cycle): Amenorrhea is present if there is an absence of at least three consecutive menstrual cycles, or if the person needs to take estrogen for her normal cycle to occur.
Bone loss (osteoporosis or osteopenia)
Extra sensitivity to cold
Bloated stomach after eating (since the stomach loses its ability to deal with a normal quantity of food at one sitting)
Lanugo--a fine hair that grows on the skin in response to the body's need for warmth
Yellowed skin (often from getting too much vitamin A as a result of eating only certain foods, like carrots)
Thinning hair
Mental and Behavioral Symptoms of Anorexia Nervosa
In addition to physical changes, friends and family may notice changes to the person's thoughts and behaviors:
Distortion of body image or excessive importance placed on body composition or shape
Denial of seriousness of low weight
Intense fear of gaining weight or becoming fat, even if the person is considered underweight
Confused thinking (since the brain needs fuel to function properly)
Ritualistic eating (including cutting food into a planned number of bites)
Spitting out food before swallowing
Much more attention paid to nutrition labels
Major increase in exercise output, even when exhausted
Hatred for foods that used to be favorites
Refusal to eat with others
Binge eating (for the binge eating/purging subtype of anorexia)
Increased or unnecessary use of laxatives, or vomiting after eating