Body Systems Overview

Identify the correct order of hierarchy.

• • Organism -> Organ System -> Organ -> Tissue -> Cell

• • Cell -> Tissue -> Organism -> Organ -> Organ System

• • Cell -> Tissue -> Organ -> Organ System -> Organism

The heart contains _____ which prevent the backflow of blood.

• Dams

• Shunts

• Valves

The process of digestion begins in the mouth due to _____ in saliva which begin the breakdown of food.

• Catalysts

• Enzymes

• Oxidases

Nutrients are absorbed by the ...

• Stomach

• Small intestine

• Large intestine

The functions of the excretory system are ...  (Select ALL That Apply!)

• Maintain blood glucose levels

• Remove metabolic waste

• maintain osmotic balance

True or False.  The epidermis (i.e. skin) is not part of the excretory system.

• True

• False

Which of the following is not part of the immune system?

• Spleen

• Pancreas

• Thymus

• Tonsils

Which of the following muscle cell type functions by lining the stomach?

• Cardiac

• Smooth

• Skeletal

True or False.  Gametes include both egg & sperm cells.

• True

• False