Managing Materials in the Body

Which of these is NOT a function of the cardiovascular system?

• transporting cells that attack disease causing microorganisms
• carrying oxygen, glucose, and other needed materials to cells
• carrying waste products away from cells
• controlling many body processes by means of chemicals

In which excretory organ in urea produced?

• skin
• lungs
• liver
• kidneys

Which parts of the respiratory system divide into smaller and smaller tubes in a pattern that resembles the branches of a tree?

• bronchi
• trachea
• pharynx
• eproglottis

The organ that produces hydro caloric acid in the digestive system is the 

• large intestine
• Small intestine
• mouth
• stomach

Which organ of the excretory system stores urine until the body body is ready to eliminate it?

• urea
• ureters
• urethra
• urinary bladder

Which substances are produced during respiration?

• water and oxygen
• oxygen and red blood cells
• carbon dioxide and water
• carbon dioxide and red blood cells

During exercise, why does the heart beat faster?

• to digest food
• To lower blood pressure
• to provide muscles with additional oxygen
• to carry digestive juices to the small intestine

What is the main function of the excretory system?

• To protect the nervous system
• to strengthen skeletal muscles
• to bring oxygen to body cells
• to collect and remove waste from the body

The energy your body needs comes from 

• water.
• food.
• bones.
• the brain.

Red blood cells differ from white blood cells in that they

• Have more than one nucleus.
• Are made mostly of hemoglobin.
• are larger than white blood cells.
• were discovered by Ms. Germann.