pregnancy
How many trimesters are there in pregnancy?
3 trimesters
Your mouth produces acids which wear away the protective enamel causing ----------?
Tooth decay
The lungs allow --------? into our bloodstream from the air around us and removes -----------? when we breathe out.
Allow OXYGEN into our bloodstream from the air around us and removes CARBON DIOXIDE
What are the 3 main food groups?
Carbohydrates, proteins and fats
What is digestion?
The breakdown of large food molecules into smaller molecules that can be absorbed through the wall of the small intestine into the bloodstream
Smoking ------------? the average weight of a baby.
DECREASES
Food is broken down by your teeth and chemically by enzymes found in your -----------?
Saliva
Name an example of a body system
Circulatory system, Respiratory system, Digestive system, Immune system
For every characteristic we have we receive ------ ? copies of the gene that controls this
2
Digestion is complete here what organ is it?
Small intestine
Fertilisation is when the ---------? cell fuses with the ----------? cell. the site of fertilisation is the ----------?
The EGG cell fuses with the SPERM cell. Site of fertilisation OVIDUCT
Not brushing your teeth leads to the build up of ----------? The bacteria feeds on -----------?
Build up of PLAQUE
Bacteria feeds on SUGAR
What is the function of the lungs?
Allow gas exchange
DNA is ---------- ? so no one's DNA is the same. This makes DNA very useful for ----------? certain individuals
DNA is UNIQUE Useful for IDENTIFYING
digestion breaks these foods into their smaller building blocks which are small enough to pass through the -------------? wall
Small intestine
During pregnancy when do the babies major organs develop?
Week 3
There are two groups of carbohydrates ----------? and ---------- ? glucose is an example of sugar.
STARCH and SUGAR
waste is passed through this organ before being expelled what organ is it?
Large intestine
DNA profiling is when the special ----------? on a person's DNA is collected and analysed.
CODE
what does the stomack do to food?
The stomach mixes the food with acid and digestive enzymes
A delivery after ---------? weeks is known as full term.
37 weeks
Starch is a carbohydrate made up of smaller building blocks called ---------?
GLUCOSE
Name 2 measurements that can be taken to assess the health of the lungs
Peak flow
Vital capacity
Breathing rate
What is a phenotype?
The physical characteristics we see in an organism
what does an oesophagus do?
When food is swallowed muscles in the oesophagus squeeze the food pushing it towards the stomach