Atypical Sex Chromosome Patterns

Question 1

Klinefelters syndrome

Answer 1

Born with extra X chromosome, males xxy females xxx

During formation of egg or sperm

Question 2

How klinefelters impacts males physically

Answer 2

Not able to produce enough testosterone 
Low energy and sex drive 
Lack of muscle and too far around middle 
Fertility usually impaired 
Lack of body hair and breast tissue

Question 3

Research into klinefelters

Answer 3

Simpson et al: androgen therapy eg testosterone supplements and counselling treat behavioural and language difficulties
De Lisi: used MRI scanners and psychiatric interviews; found psych disturbance in KS sufferers- has impact on brain

Question 4

Turners syndrome

Answer 4

Female only forms one full ‘x’ chromosome rather than usual two, one could be partially formed

Question 5

How klinefelters effects men psychologically

Answer 5

Anxiety, learning difficulties and depression

Issues with language

Question 6

Medical complications of klinefelters

Answer 6

May delay sexual development during puberty

Impacts fertility and internal organs

Question 7

Psychological effects of turners syndrome

Answer 7

Problems understanding social relationships
Spatial awareness and maths
Attention and hyperactivity problems
Distress (ridicule/ infertility)

Question 8

Physical developmental effects of turners syndrome

Answer 8

Shorter than average
Underdev ovaries and lack of monthly period
Cardio vasc and circulatory system
Thicker neck tissues and swelling

Question 9

Medical complications of turners syndrome

Answer 9

Regular heart health checks, kidneys and reproductive system
Slightly reduced life expectancy
May not begin/ just start sexual development

Question 10

Research of turners syndrome

Answer 10

Price et al: higher death rate in sufferers, main cause of death being cardiovascular and circulatory
Quigley: oestrogen supplements beneficial between 8-12+, greater psych benefit in normalising breast dev