Digestive and Excretory Systems Review

Which of the following steps of the digestive system allows nutrients to enter the bloodstream?

• digestion

• ingestion

• absorption

• excretion

It is important to know your immediate family medical history

• so you can determine what you want to do

• so you can be proactive for any potential future medical problems

• to avoid diseases and illnesses

• to protect you from those illnesses

Drinking sports drinks (Power Ade, Gatorade) throughout an ordinary day

• can damage your kidneys

• is ok as long as you don't drink soda

• isn't an issue unless you are under 21

• can help with digestion

• The muscular tube that connects the mouth to the stomach

• is made of skeletal muscle tissue

• is the esophagus

• is the trachea

• is over 20 feet long

Nutrients from digested food enters the bloodstream through which organ?

• stomach
• colon
• small intestine
• liver

The excretory system does all of the following EXCEPT:

• gets rid of excess fluids and waste by making urine.
• gets rid of unused nutrients by making solid waste (poop).
• controls water levels in our body by releasing sweat and carbon dioxide.
• releases nutrients into our blood.

Which of the following is NOT true about the digestive system?

• It breaks down food so we can get nutrients to our cells.
• It is the only body system we can control.
• It consists of approximately 25 feet of intestines.
• It contains organs that release acids to help break down foods in our stomach.

Which of the following is NOT true about the stomach?

• It is a hollow organ that stores food for up to four hours.
• It can stretch as we eat food.
• It is where most digestion takes place.
• It is located in the lower back part of the abdominal cavity.

The large intestine

• removes solid waste

• is also called the colon

• is about 5-6 feet long

• all of the above