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Worksheets

Human Body Systems

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

What is the main function of the digestive system?

a)

To regulate body temperature

b)

To produce hormones

c)

To control muscle movement

d)

To break down food into nutrients for absorption.

2.

Which organ produces bile to help with digestion?

a)

Kidney

b)

Pancreas

c)

Stomach

d)

Liver

3.

What is the role of the small intestine in the digestive system?

a)

Regulation of blood sugar levels

b)

Absorption of nutrients from digested food into the bloodstream.

c)

Storage of waste products

d)

Production of bile for fat digestion

4.

How does food move through the digestive system?

a)

Peristalsis

b)

Osmosis

c)

Diffusion

d)

Evaporation

5.

What is the function of the circulatory system?

a)

Regulating body temperature

b)

Transporting essential substances throughout the body.

c)

Digesting food

d)

Producing hormones

6.

Which component of blood is responsible for carrying oxygen?

a)

Platelets

b)

Plasma

c)

White blood cells

d)

Hemoglobin

7.

What is the largest bone in the human body?

a)

tibia

b)

humerus

c)

fibula

d)

femur

8.

How many bones are in the adult human body?

a)

207

b)

205

c)

206

d)

210

9.

What is the purpose of the skeletal system?

a)

To regulate body temperature

b)

To provide energy storage

c)

To aid in digestion

d)

To provide structural support, protect internal organs, facilitate movement, produce blood cells, and store minerals.

10.

What are the three types of muscles in the human body?

a)

skeletal muscles, smooth muscles, and cardiac muscles

b)

flexor muscles, extensor muscles, contractile muscles

c)

voluntary muscles, involuntary muscles, heart muscles

d)

biceps, triceps, quadriceps

11.

What is the function of the ribcage in the skeletal system?

a)

Regulation of body temperature

b)

Production of red blood cells

c)

Protection of vital organs

d)

Support for the spinal cord

12.

How many chambers are there in the human heart?

a)

2

b)

8

c)

6

d)

4

13.

What is the name of the largest artery in the human body?

a)

Femoral artery

b)

Aorta

c)

Vena cava

d)

Carotid artery

14.

What is the purpose of the spine in the skeletal system?

a)

Support, flexibility, and durability

b)

Support, protection, flexibility, and movement

c)

Support, protection, and rigidity

d)

Flexibility, movement, and strength

15.

What is the role of the liver in the circulatory system?

a)

The liver pumps blood throughout the body

b)

The liver stores oxygen in the bloodstream

c)

The liver regulates blood pressure

d)

The liver filters blood, metabolizes nutrients, detoxifies harmful substances, and produces proteins for blood clotting.