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WorksheetsHuman Body Practice Test
Total questions: 44
Worksheet time: 24mins
What do we take in when we inhale?
carbon dioxide
oxygen
lungs
What do we let out when we exhale?
oxygen
Carbon dioxide
lungs
Which part of the Respiratory System plays a major role in speech? Also known as the voice box.
nose
pharynx
larynx
trachea
The large muscle that contracts and relaxes and moves air in and out of the lungs.
epiglottis
alveoli
diaphragm
trachea
What is the main function of the nervous system?
to inhale oxygen and exhale carbon dioxide
to break down food consumed by a person for nutrients
to control the body's activities by relaying messages
to control the body's movements
What are the two divisions of the nervous system?
Central and Lower nervous systems
Central and Peripheral nervous systems
Lower and Cerebral nervous systems
Central and Muscular nervous systems
A nerve cell is called a:
neutron
nerve
neuron
synapse
Dendrites are part of a neuron that carries electrical signals _______ the cell body.
to
away
in between
Axons are part of a neuron that send electrical signals ________ the cell body
to
away from
in between
The space between an axon of a neuron that is communicating with a dendrite of another neuron is called a ________________.
Neuron
Brain message
Stimulus
Synapse
Which system allows blood to circulate throughout the body to transport oxygen and nutrients to all the cells and tissues?
Nervous
Respiratory
Circulatory
These cells, in the blood, carry oxygen and give the blood its color.
white blood cells
plasma
platelets
red blood cells
The job of the heart is to . . .
pump blood around the body.
send food to the small intestines.
break down food.
give energy to the body.
Arteries carry oxygen rich blood away from the heart.
True
False
Veins carry oxygen poor blood back to the heart.
False
True
A diagram of the human male reproductive system is given. Which structure produces cells that become sperm?
A
B
C
D
What is #11 pointing to?
Penis
Scrotum
Testis
Sperm tube
Urethra
