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Year 9 Diseases Revision

Total questions: 46

Worksheet time: 31mins

Name
Class
Date
1.

What are the two parts of the nervous system?

a)

Central nervous system and peripheral nervous system

b)

Peripheral nervous system and Overall nervous system

c)

Central nervous system and West nervous system

d)

The nervous system does not have two parts.

2.
A nerve cell that is the basic working unit of the brain and nervous system which processes and transmits information
a)
axon
b)
neuron
c)
dendrite
d)
neurotransmitter
3.
This insulating material forms a layer, around the axon of a neuron.  It enables electrical signals to travel down the axon at higher speeds.
a)
neuron
b)
myelin sheath
c)
dendrite
d)
neurotransmitter
4.
A
a)
Dendrite
b)
Axon
c)
Axon Terminal
d)
Cell Body
5.

E

a)

Synapse

b)

Cell Body (Soma)

c)

Axon

d)

Dendrite

6.
B
a)
Dendrite
b)
Axon
c)
Axon Terminal
d)
Cell Body
7.
What part of the neuron receives the message from the previous neuron?
a)
Terminal Fibers
b)
Dendrites
c)
Cell Body
d)
Myelin
8.

Type of neuron located only in the brain and spinal cord that pass impulses from one neuron to another.

a)

Motor Neuron

b)

Interneuron

c)

Sensory Neuron

9.

Type of neuron that perceive information about your environment.

a)

Motor Neuron

b)

Interneuron

c)

Sensory Neuron

10.
The central nervous system is comprised of all the neurons in the brain and the ____.
a)
Spinal Cord
b)
Cerebellum
c)
Medulla
d)
Pons
11.
Which part of the neuron is a long fiber that send information to other cells?
a)
dendrite
b)
terminal
c)
cell body
d)
axon
12.

The environmental change that the body detects is know as the

a)

Stimulus

b)

Response

c)

Impulse

d)

Reaction

13.

What detects stimuli inside and outside our bodies?

a)

Organs

b)

Receptors

c)

Effectors

d)

Neurons

14.

Effectors carry out a ...?

a)

Stimulus

b)

Impulse

c)

Response

15.

This part of the brain helps with balance and coordination by controlling how the the muscles work together.

a)

cerebrum

b)

cerebellum

c)

brain stem

16.

Several important involuntary functions, such as breathing and heartbeat, digestion, and sleep are controlled by the

a)

Hippocampus

b)

cerebellum

c)

brain stem or medulla

d)

Cerebrum

17.

The cerebellum is labeled as #...

a)

1

b)

2

c)

3

18.

The brain stem/medulla is labeled as #...

a)

1

b)

2

c)

3

19.

#1 is pointing to the...

a)

cerebrum

b)

cerebellum

c)

medulla

20.

Which part of the brain controls balance and coordination?

a)

cerebrum

b)

cerebellum

c)

medulla

21.
What is the job of the immune system?
a)
To protect your body from drugs and medicine
b)
To protect your body from air and water
c)
To protect your body from pathogens
d)
To protect your body from itself
22.

Pathoges are

a)

disease causing microorganisms

b)

agents that caused diseases

c)

causes of illness

d)

all of these

23.

Different groups of agents that caused diseases are

a)

bacteria

b)

viruses

c)

protozoans

d)

all of these

24.

Agents that cause infectious diseases can be transmitted in many ways like

a)

through the air

b)

through contaminated water

c)

through body fluids

d)

all of the above

25.
Disease-causing microorganism, such as a bacterium or fungus.
a)
antigen
b)
prion
c)
pathogen
d)
allergen
26.

The blood cells that fight pathogens.

a)

Leukocytes

b)

Red blood cells

c)

Plasma

d)

Hemoglobin

27.
A protein made by white blood cells to fight a specific pathogen.
a)
Antibody
b)
Antivirus
c)
Allegra
d)
Allotment
28.

the body's response to an infection by showing redness, swelling, & pain

a)

immunization

b)

mobilization (stage of infection)

c)

inflammation

29.

Which of the following cells can become "memory" cells?

a)

A cells

b)

B cells

c)

C cells

d)

D cells

30.
What is one way a pathogen can enter the body?
a)
Nose
b)
Mouth
c)
Broken Skin
d)
All of the Aove
31.
What viral diseases are transmitted by a mosquitoes bite.
a)
HIV
b)
Malaria
c)
Pneumonia
d)
Rabies
32.

What are noninfectious diseases?

a)

Diseases that are not caused by pathogens

b)

The ability to destroy pathogens before they cause you to be sick

c)

Diseases that are caused by pathogens

d)

Diseases that can be transfered from one person to another

33.
Heredity, and environment contribute to which type of diseases.....
a)
infectious
b)
flu
c)
contagious
d)
noninfectious
34.
Which disease is a non-infectious disease?
a)
Diabetes
b)
Influenza
c)
AIDS
d)
Chickenpox
35.

Homeostasis:

a)

allows for a wildly fluctuating internal environment

b)

is the maintenance of a relatively stable internal environment and often incorporates a form of feedback regulation

c)

is the maintenance of a relatively stable external environment and does not incorporate a form of feedback regulation

d)

when you stay at home

36.

If the environment gets cold, we will often shiver in order to:

a)

keep body temperature the same as the external temperature

b)

decrease body temperature

c)

increase body temperature

d)

regulate blood pressure

37.

An example of a negative feedback loop is ...

a)

Blood glucose regulation

b)

Temperature regulation

c)

Heart rate regulation

d)

All of the above

38.

Maintaining body temperature is an example of a:

a)

negative feedback loop

b)

positive feedback loop

39.

What hormone is produced in the pancreas that lowers blood sugar?

a)

Insulin

b)

Glucagon

c)

Glucose

d)

Eating more sugar

40.

Which part of the feedback loop is a body part that makes a change to bring the system back to homeostasis?

a)

Effector

b)

control center

c)

response

d)

receptor

41.

The body part that senses the change inside the organism ...

a)

receptor

b)

control center

c)

effector

d)

response

42.

What is the general sequence followed by a reflex action?

a)

Stimulus, Receptor, Effector, Response

b)

Sensory Neuron, Motor Neuron, Interneuron

c)

Spinal cord, Brain, Sensory Neuron, Motor Neuron

d)

Decision Making, Interneuron, Effector, Response

43.

In a reflex action, the __________ bypasses the ___________

a)

Motor neuron, brain

b)

Sensory neuron, brain

c)

Sensory neuron, spinal cord

d)

Motor neuron, spinal cord

44.

In a reflex arc, the sensory neuron leads to the ___________ and the motor neuron leads to the __________

a)

Spinal cord, CNS

b)

CNS, muscle

c)

Spinal cord, muscle

d)

Muscle, CNS

45.

What happens in the spinal cord during a reflex arc?

a)

The stimulus causes a sensory neuron to generate a nerve impulse

b)

The nerve impulse carries a signal to be directly sent to a sensory neuron

c)

The motor neuron causes a contraction

d)

The nerve impulse carries a signal to be directly sent to a motor neuron

46.

Reflex actions are important because

a)

They provide a quick, involuntary response

b)

They prevent injury

c)

They are essential to the survival of organisms

d)

All of the above

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