Font size
WorksheetsCirculatory & Respiratory Systems
Total questions: 25
Worksheet time: 18mins
Blood coming out of the heart on the LEFT side needs a greater force to pump it because it must travel all the way to the
entire body
lungs
which colorless part of your blood fights off germs to keep you from getting sick?
red blood cells
plasma
white blood cells
platelets
all other parts of the blood float in which watery substance? (Hint: it is yellow and makes up 90% of blood)
(a)
Carries oxygen and nutrients to the cells; removes carbon dioxide & waste from cells;
carries waste to the kidneys;
helps fight infections are
functions of blood
functions of the respiratory system
Controlling blood pressure;
regulate blood flow and temperature; “fight or flight” reaction,
Regulate blood flow during exercise;
blood clotting to prevent blood loss and disease
how the circulatory system maintains homeostasis
the functions of the respiratory system
Which type of cell is like a delivery truck because it delivers oxygen and nutrients to all the cells of the body?
red blood cell
white blood cell
bone cell
plant cell
the smallest blood vessels in your body
arteries
veins
capillaries
aorta
blood vessels that direct blood back to the heart
veins
arteries
capillaries
blood vessels that direct blood AWAY from the heart
arteries
capillaries
veins
The lungs are the major organ of what body system?
Respiratory System
Circulatory (Cardiovascular) System
Which tube leads from the trachea to a lung and then branches into smaller and smaller bronchioles?
Bronchus
Larynx
The function of the repiratory system
perspiration
respiration
evaporation
transportation
Heart, Blood, Blood Vessels are the main organs of the
respiratory system
cardiovascular (circulatory) system
Transporting materials throughout body is the function of the
respiratory system
cardiovascular (circulatory) system
Trachea, Bronchus, Bronchioles, Alveoli, Lungs are the main organs of the
respiratory system
cardiovascular (circulatory) system
Exchange of carbon dioxide (CO2) and oxygen (O2) occurs in the main organ of the
respiratory system
cardiovascular (circulatory) system
Where is oxygen absorbed into the blood and carbon dioxide released into the air?
(a)
Tiny air sacs in the lungs surrounded by capillaries where gases are exchanged
alveoli
bronchioles
What is the muscle that allows you to breathe involuntarily?
diaphragm
heart
Air is filtered, cleaned and warmed in which entrance of the respiratory system?
(a)
