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WorksheetsYear 9 Human Body
Total questions: 20
Worksheet time: 22mins
Name
Class
Date
1.
The body system that allows you to feel pain is the
a)
Nervous System
b)
Digestive System
c)
Immune System
d)
Endocrine System
2.
The maintenance of a constant environment in the body is called ____________
a)
Vasodilation
b)
Homeostasis
c)
Neuron
d)
Synapse
3.
The _____ system uses hormones as messengers
a)
Nervous
b)
Immune
c)
Endocrine
d)
Respiratory
4.
An infectious disease can be passed from person to person.
a)
True
b)
False
5.
Cancer is a disease that cannot be transferred from one person to another. This means it is a(n) _________
a)
Infectious disease
b)
Non-infectious disease
6.
A key component of the immune system is the
a)
Red blood cell
b)
White blood cell
c)
Axon
d)
Neuron
7.
Eggs develop in which organ in a female body?
a)
testes
b)
fallopian tubes
c)
uterus
d)
ovary
8.
Which system detects changes in the environment and sends electrical signals in response to these changes?
a)
Nervous
b)
Endocrine
c)
Lymphatic
d)
Reproductive
9.
What body system consists of the kidneys?
a)
Circulatory
b)
Excretory
c)
Digestive
d)
Muscular
10.
The brain and spinal cord belong to what system?
a)
Lymphatic System
b)
Circulatory System
c)
Nervous System
d)
Reproductive System
11.
What is the main purpose of the immune system?
a)
support the body through bones and muscles
b)
get rid of waste from the body
c)
protect the body from pathogens
d)
move blood through the body
12.
Which of the following hormones is responsible for the regulation of the menstrual cycle?
a)
thyroxine
b)
estrogen
c)
progesterone
d)
both b and c
13.
response to harmful external stimuli such as an attacks, or threats to survival: to fight back or run away.
a)
fight or flight
b)
sleep
c)
bleeding
d)
bears
14.
What gland helps support the immune system by helping white blood cells produce antibodies?
a)
Thyroid
b)
Thymus
c)
Adrenal
d)
Ovaries
15.
What gland is known as the the master gland?
a)
Adrenal
b)
Pituitary
c)
Thyroid
d)
Thymus
16.
What is the central nervous system (CNS) made of?
a)
brain and spinal cord
b)
brain and cranial nerves
c)
spinal cord and spinal nerves
d)
cranial nerves and spinal nerves
17.
a body system that controls and coordinates all body activities through electric impulses/messages between brain, spinal cord and nerves.
a)
endocrine system
b)
nervous system
c)
nerve
d)
neuron
18.
This is a picture of a ...
a)
stomach
b)
neuron
c)
piece of hair
d)
small intestines
19.
Name the three main parts of the Nervous System?
a)
heart, blood, veins
b)
brain, nerves, spinal cord
c)
nerves, blood, cells
d)
spinal cord, back bones, brains
20.
Pathway of a reflex action?
Put the following steps in order:
a. Sensory neurons in your hand detect stimulus. They send signals through the nerves to your spinal cord.
b. Signals travel from the spinal cord to muscles in your arm, causing your muscles to contract and you pull your hand away
c.Nerve impulse travels from spinal cord to the brain, and you feel pain
Put the following steps in order:
a. Sensory neurons in your hand detect stimulus. They send signals through the nerves to your spinal cord.
b. Signals travel from the spinal cord to muscles in your arm, causing your muscles to contract and you pull your hand away
c.Nerve impulse travels from spinal cord to the brain, and you feel pain
a)
a, b, c
b)
b, c, a
c)
c, a, b
d)
b, a, c
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