ch. 30: digestive & excretory systems QUESTIONS // honors biology 9

Which type of tissue lines the interior and exterior body surface?

Epithelial

One way that sweating helps maintain homeostasis is by

Cooling the body

What is the function of connective tissues?

Support for the body and connection of its parts

What human system functions to control growth, development, metabolism, and maintains homeostasis?

Endocrine system

The liver releases stored glucose

As the body uses glucose for energy

The human digestive system cannot break down

Fiber

Saturated fats

Are usually solids at room temperature

One dietary calorie is equal to

1000 calories

Which of the following is true about unsaturated fats?

They are usually liquids at room temperature

Essential amino acids

Must be obtained from the foods that you eat

The main role of the stomach in the process of digestion is

To start the breakdown of proteins further break up masses of foods

The primary role of the large intestine is to absorb

Water

Of the following which is not a function of the digestive system?

Filtration

In the stomach which enzyme break down proteins into peptides?

Pepsin

Bile is stored in a small pouch like organ called the

Gall bladder

Which of the following excretory organs produces urea?

Liver

The filtration of blood mainly takes place in the

Glomerulus

Which is NOT a part of the kidney?

Ureter

The process by which water and dissolved substances are taken back into the blood is called

Reabsorption

The kidney helps maintain homeostasis BT doing all of the following EXCEPT?

Absorbing nutrients from food

The type of tissue that covers the body lines internal surfaces and forms glands is

Epithelial tissue

The process of maintaining a relatively constant internal environment despite changed on the external environment is called

Homeostasis

What do all types of tissues have in common?

They are all made of cells

Energy in food is measured in

Calories

Inorganic nutrients that your body needs, usually in small amounts are called

Minerals

Where does mechanical digestion begin?

Mouth

An enzyme in saliva that can break the chemical bonds in starch is

Amylase

Which of the following is the basic functional unit in a kidney?

Nephron

Urine is excreted from the body through the

Urethra

Which of the following is not a kind of tissue in the human body?

Interstitial

Each of the following aids in the process of digestion EXCEPT the

Kidney

In the human body hydrochloric acid is responsible for the low pH of the contents of the

Stomach

Which is NOT a function of the kidneys?

Excretion of carbon dioxide

The main function of digestive system is to

Break down large molecules into smaller molecules

In the kidney both useful substances and wastes are removable from the blood by

Filtration

Which of the followings is not a role of fats in the body?

They provide the body with essential amino acids