Human Body Test

What is a group of cells that work together in a multi cellular organism?

This type of muscle tissue can be found in the heart.

True or False: Digestion begins when we insert food into our mouth.

Which system breaks down food and absorbs nutrients?

Definition of cellular respiration

Which system is responsible for absorbing oxygen?

Transmit signals from your central nervous system to your muscles

Which system does our digestive system work with to digest our food?

What breaks down molecules into amino acids?

where oxygen breathed in passes through its wall to the bloodstream?

What is the largest level of organization in all living things?

True or False: We breathe in carbon dioxide and breathe out oxygen.

Transmit signals from sense organs like eyes, ears, and skin to the spinal cord or brain

This system collects, processes, and interprets sensory input.

What is the smallest level in the levels of organization of living things?

like messengers, transmit signals between sensory and motor neurons

Which one is not a main part of the nervous system?

This type of muscle can be found in your stomach and intestines.