Vital functions

What is the process by which the body takes in oxygen and releases carbon dioxide?

• The photosynthesis

• The respiration

• The transpiration

• The digestion

What organ is responsible for the circulation of blood in the body?

• The stomach

• The kidney

• The liver

• The heart

What is the main function of the circulatory system?

• Produce energy for the body

• Transport oxygen, nutrients, and hormones to the body's cells, and remove metabolic waste.

• Regulate body temperature

• Protect the body from diseases

What organ is responsible for breaking down food into nutrients that the body can use?

• Lung

• Liver

• Small intestine

• Stomach

What is the name of the process in which the body converts food into energy?

• Digestion

• Photosynthesis

• Metabolism

• Respiration

What is the name of the process in which the heart pumps blood through the body?

• Production of hormones

• Digestion of food

• Blood circulation

• Cellular respiration

What organ is responsible for absorbing nutrients from food?

• Small intestine

• Stomach

• Lung

• Liver

What is the main function of the respiratory system?

• Calentar el cuerpo

• Provide oxygen to the body and remove carbon dioxide

• Regulate the nervous system

• Eliminate toxins from the body

What is the name of the process in which the body takes in oxygen and releases carbon dioxide?

• digestion

• respiration

• excretion

• circulation

What organ is responsible for carrying oxygen to all parts of the body?

• The kidney

• The stomach

• The liver

• The heart