Excretory & Digestive System Quiz

In humans, which of these is most important for digesting food?

• stomach

• blood

• heart

• lungs

The function of the excretory system is

• pump blood through the body

• exchanges gas

• helps the body move by contracting and relaxing

• eliminate waste

The __________ prepares undigested waste for elimination

• stomach

• heart

• large intestine

• esophagus

The digestive system works with the ________ system to take nutrients from food throughout the body.

• respiratory

• excretory

• nervous

• circulatory

When we sweat, what waste products are excreted?

• Carbon dioxide

• oxygen

• nitrogen

• heat

What organ is responsible for the excretion of carbon dioxide?

• heart

• brain

• lungs

• bladder

The circulatory system works closely with the excretory system to

• absorb nutrients from food

• send signals to the body

• transport food throgh the body

• remove waste from the bloodsrtream

Contractions within the large intestine assist in the elimination of waste. This activity represents an interaction between -

• Digestive system and respiratory system

• Circulatory and respiratory system

• Excretory and muscular system

• Muscular and skeletal system

These belong to the excretory system and are bean-shaped organs that filter blood and remove wastes

• pancreas

• liver

• kidney

• bladder

What is the difference between the trachea and the esophagus?

• the trachea carries food, and the esophagus carries air

• the trachea carries air, and the esophagus carries food

• there is no difference

• the trachea belongs to the digestive system and the esophagus belongs to the respiratory system