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Worksheets

Human Body Systems

Total questions: 44

Worksheet time: 22mins

Name
Class
Date
1.

What is the basic unit of structure within an organism?

a)

organs

b)

cells

c)

tissues

d)

systems

2.

Waht is a group of specialized cells that work together to perform a specific function in the human body?

a)

cells

b)

tissues

c)

organs

d)

systems

3.

What is a group of two or more different types of tissue that work together to perform a specific function?

a)

cells

b)

tissues

c)

organs

d)

systems

4.

What is a group of two or more organs that work together to perform a specific function?

a)

cells

b)

tissues

c)

organs

d)

systems

5.

Which system transport blood to all parts of the body so that gases, nutrients, and waste products are transported to and from the cells?

a)

circulatory system

b)

repiratory system

c)

digestive system

d)

nervous system

6.

What is the job of the white blood cells within the circulatory system?

a)

help to fight infection in the body

b)

carries oxygen and nutrients to all parts of the body

c)

clots the blood to stop bleeding

d)

none of the choices

7.

Which option are the main organs of the circulatory system?

a)

heart and blood vessels

b)

heart and stomach

c)

heart and lungs

d)

blood vessels and pancreas

8.

Select the three types of blood vessels

a)

arteries

b)

veins

c)

capillaries

d)

aveoli

9.

This organ causes blood to circulate through the body by its pumping action.

a)

blood

b)

heart

c)

blood vessels

d)

lungs

10.

What organ are tubes that carry blood throughout the entire body?

a)

heart

b)

blood vessels

c)

blood

d)

gases and nutrients

11.

Blood is composed of .....

a)

red blood cells

b)

white blood cells

c)

platelets

d)

plasma

12.

Which blood vessels are very small vessels where the exchange of oxygen and nutrients from the blood into the cells and carbon dioxide and other waste products enter the blood from the cells?

a)

white blood vessels

b)

capillaries

c)

veins

d)

arteries

13.

Which blood vessel carries oxygen rich red blood cells and nutrients to all parts of the body?

a)

arteries

b)

veins

c)

capillaries

d)

blood vessels

14.

Which blood vessels carry oxygen poor red blood cells and waste products from all the parts of the body back to the heart to be exhaled through the lungs?

a)

blood vessels

b)

arteries

c)

veins

d)

capillaries

15.

What organ system main function provides gas exchange between the blood and the air?

a)

Respiratory system

b)

Digestive system

c)

Circulatory system

d)

Nervous system

16.

Which of the following is not a main organ of the respiratory system?

a)

heart

b)

trachea

c)

bronchi

d)

lungs

e)

diaphragm

17.

Which organ of the respiratory system collects air from the environment and moistens and heat the air before it enters the trachea?

a)

nose

b)

trachea

c)

bronchi

d)

lungs

18.

Which organ of the respiratory system moves air from the nose to the lungs?

a)

nose

b)

lung

c)

trachea

d)

diaphragm

19.

Which organ of the respiratory system consist of tubes that move air from the trachea to the lungs?

a)

nose

b)

lungs

c)

diaphragm

d)

bronchi

20.

Which one is the main organ in the respiratory system where gases are exchanged between air and the blood?

a)

lungs

b)

bronchi

c)

nose

d)

diaphragm

21.

These are small sacs within the lung tissue where the gas exchange takes place?

a)

alveoli

b)

wHaT gAsEs????

c)

muscle

d)

Trachea

22.

Which organ in the respiratory system is a muscle that aids in the breathing process and allows the rib cage to expand?

a)

nose

b)

diaphragm

c)

bronchi

d)

trachea

23.

Which human body systems main function is to break down foods into nutrients that can be used by the body, absorb nutrients that are necessary for energy for growth, and maintenance, and rid the body of solid wastes?

a)

Respiratory system

b)

Digestive system

c)

Circulatory system

d)

Nervous system

24.

Which of the following is not a primary organ of the digestive system?

a)

aveoli

b)

mouth

c)

esophagus

d)

stomach

25.

Which of the following is not a secondary organ of the digestive system?

a)

small intestines

b)

liver

c)

gallbladder

d)

Pancreas

26.

What is the direct role of the primary organs in the digestive system?

a)

digesting food and come into physical contact with the food

b)

secrets digestive juices in order to process the food

c)

Idk

27.

What is the direct role of the secondary organs in the digestive system?

a)

digesting food and come into physical contact with the food

b)

support the process of digestion by secreting digestive juices

28.

What organ in the digestive system begins to break down food into smaller pieces through mechanical digestion and saliva in the mouth starts the process of chemical digestions?

a)

mouth

b)

esophagus

c)

small intestines

d)

stomach

29.

What organ in the digestive system transport tube that carries chewed food to the stomach?

a)

esophagus

b)

stomach

c)

small intestines

d)

mouth

30.

What organ in the digestive system continues the process of mechanical digestion; secretes gastro juices that continue the process of chemical digestion started in the mouth?

a)

esophagus

b)

stomach

c)

small intestine

d)

large intestine

31.

What organ in the digestive system has the most f the chemical digestion of food takes place and food is absorbed into the bloodstream?

a)

small intestines

b)

large intestines

c)

anus

d)

rectum

32.

What organ in the digestive system prepares the remaining food that is undigested for elimination from the body?

a)

small intestine

b)

large intestine

c)

rectum

d)

anus

33.

What organ in the digestive system produces bile and filters blood?

a)

liver

b)

pancreas

c)

gallbladder

d)

heart

34.

What organ in the digestive system produces digestive juices that help to further break down the food in the small intestines?

a)

pancreas

b)

gallbladder

c)

liver

d)

small intestiens

35.

In the digestive system the liver produces _______ that is used by the body to break up fat.

a)

bile

b)

acid

c)

water

d)

juices

36.

What human body system's main function is to receive stimuli from inside and outside the body, to interpret stimuli, and initiate responses for survival?

a)

Digestive system

b)

Nervous system

c)

Circulatory system

d)

muscle system

37.

Which of the following organs is NOT part of the Nervous system?

a)

brain

b)

peripheral nerves

c)

spinal cord

d)

stomach

38.

Which of the following is not part of the brain?

a)

cerebrum

b)

cerebellum

c)

brain stem

d)

spinal cord

39.

Which is the largest part of the brain and controls our thoughts, voluntary actions, and the sensations related to the five senses?

a)

brain

b)

cerebrum

c)

cerebellum

d)

brain stem

40.

Which part of the brain is a small lobe located at the back of the brain and helps with balance and coordination?

a)

cerebrum

b)

cerebellum

c)

brain stem

d)

stomach

41.

What part of the brain is located at the base of the brain and controls vital and involuntary processes (for example, breathing, the beating of the heart, and digestion)?

a)

brain

b)

cerebrum

c)

cerebellum

d)

brain stem

42.

Which organ in the nervous system is a bundle of nerves that begins at the brainstem and continues down the center of the back through the vertebrae and connects with the peripheral nerves?

a)

spinal cord

b)

peripheral nerves

c)

brain

d)

brain stem

43.

Which organ in the nervous system is a network of nerves hat branch out from the spinal cord and connect to the rest of the body and transmit signals to and from the brain through the spinal cord?

a)

spinal cord

b)

brain stem

c)

cerebrum

d)

peripheral nerves

44.

What organ in the nervous system has 3 distinct parts that all serve to control and coordinate the activities of the body?

a)

spinal cord

b)

brain

c)

peripheral nerves

d)

brain stem