Welcome to science class

​Welcome to science class

With : aisha ahmed

Teacher : ​Vijayalakshmi

Multiple Choice

Which of the following is NOT part of the respiratory system?

• ventricle

• pharynx

• tracha

• bronchi

Multiple Choice

Oxygen moves between the respiratory system and the circulatory system when it transfers from _________ to _________.

• alveoli, capillaries

• bronchi, trachea

• capillaries, veins

• bronchi, capillaries

Fill in the Blanks

What color is oxygenated blood in humans?

Multiple Choice

Which best describes the function of a diaphragm?

• The diaphragm is the site where oxygen enters the capillaries

• The diaphragm regulates air pressure inside the chest

• The diaphragm receives air, food, and liquids from the mouth.

• The diaphragm vibrates when air passes through causing sound.