bio ch 15 part 1 (1-3) review

Fill in the blank: Circulation is the ________ of blood through your body.

• movement

• color

• temperature

• taste

What is the term for the following definition? 'Organ system in which blood moves through vessels.'

• Closed Circulatory System

• Open Circulatory System

• Respiratory System

• Digestive System

What is a hormone? Fill in the blank: A hormone is a ________ substance that regulates body functions.

• chemical

• physical

• mechanical

• electrical

Which of the following is an example of a hormone?

• Melatonin

• Glucose

• Water

• Oxygen

What is the main function of the circulatory system?

• To transport (move) blood through the body.

• To control body temperature.

• To break down food for energy.

• To send signals to the brain.

The movement of blood through the body is called:

• Respiration

• Circulation

• Digestion

• Excretion

Your body has a transport system to help necessary materials to travel in, through, and out your body. What is this system called?

• The circulatory system.

• The digestive system.

• The respiratory system.

• The nervous system.

What are the main components that make up the circulatory system?

• Heart, blood vessels, and blood

• Lungs, trachea, and diaphragm

• Stomach, intestines, and liver

• Bones, muscles, and tendons

Blood vessels form a closed circulatory system.

• True

• False

How does blood move through the body according to the circulatory system?