Breathing System
Where in the lungs is carbon dioxide exchanged for oxygen
The Alveoli
What is the addictive substance in a cigarette
Nicotine
What happens in the large intestine
Absorption of water from waste
What is the name of the largest breathing tube at the top of the lungs?
Trachea
What food group would you recommend to someone who is suffering from constipation
Fibre
What type of digestion happens in the mouth. Mechanical, Chemical or Both
Both: Mechanical = chewing, Chemical = Amylase enzyme
What are the products of respiration: Glucose + Oxygen ---->
Carbon Dioxide + Water
Which vitamin and mineral deficiencies cause Anaemia and Rickets
Iron and Vitamin D
What is digestion?
True of False: Air enters the lungs due to an increase in lung pressure when the diaphragm and rib muscles contract
False: The pressure in the lungs decreases due to increased volume when the diaphragm and rib muscles contract which allows air to move into the lungs.
What are some of the effects of smoking: Name three
Early aging; Poor Lung; Coughing; Lung Cancer; Addiction
Where would you find proteases. The mouth, the stomach or the small intestine
The stomach
Name three ways alveoli are adapted for gas exchange
Why would severe starvation disrupt the menstrual cycle
The body focuses on essential processes and doesn't have the energy for hormone production
What three ways are the villi of the small intestine adapted to absorbing nutrients
Large surface area; Thin walls; Large blood supply