Where can our blood be cleaned?
In the kidneys and in the sweat glands.
What is the function of the circulatory system?
Transport nutrients, oxygen and waste substances.
Describe the process of inhalation.
The diaphragm contracts, the lungs expand and air enters.
The diaphragm relaxes, the lungs expand and air enters.
What systems are involved in nutrition?
The respiratory system, the digestive system, the circulatory system and the excretory system.
What are the functions of the sweat glands
Regulate our body temperature.
Regulate our body temperature and expel waste.
Expel waste.
Describe the process of exhalation.
The diaphragm contracts, the lungs contract pushing air out
The diaphragm relaxes, thelungs contract and push air out.
Here food is broken down by our teeth and mixed with saliva.
Mouth
Describe the route of air during inhalation.
1º Nasal cavity 2º Trachea 3º Bronchi 4º Lungs 5º Bronchiole 6º Alveoli
The trachea belongs to ...
Respiratory system
Digestive system
Here the minerals are absorbed and faeces are formed.
Large intestine
Classify the following into their nutrient group: chicken, banana, milk, eggs, lentils, olive oil, and pasta.
protein, vitamins, proteins, proteins, carbs, fats, and carbs
Here the nutrients are absorbed.
Small intestine.
This is where urine is stored.
BLADDER
These are two spongy organs that contain bronchioles and alveoli,
LUNGS
This organ pumps blood. It has 4 hollow chambers. When it contracts it pushes blood, and when it relaxes it allows blood to enter.
HEART
Here the "bolus" is mixed with digestive juices and broken down some more.
Stomach
Where does the exchange of gases take place?
Windpipe
Alveoli
Bronchiole
Bronchi
These two organs produce digestive juices.
Pancreas and liver.
These are tiny air sacs surrounded by capillaries.
Alveoli
Describe the route of food in our body.
1º Mouth 2º oesophagus 3º Stomach 4º Small intestine 5º large intestine 6º anus
This is a tube which connects the mouth with the stomach
Oesophagus