Sains Form 4 (Pertengahan Penggal)
Transcript of Sains Form 4 (Pertengahan Penggal)
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D Motor neurone Relay neurone
12. Which of the following is an involuntary action?A Coughing C Smelling
B Hearing D Talking
13.
The diagram above shows the main endocrine glands in the
body. Which of the glands, P, Q, R and S, functions when
one eats honey in big quantities?
A P C R
B Q D S
14.
The diagram above shows the movement of impulse from
the sensory organ to the muscle of a boy who is writing.
Which of the following represents the nervous system X?
A Autonomy of the nervous system
B Central nervous system
C Peripheral nervous system
D Somatic nervous system
15.
A student blinks his eyes to avoid a small insect from
entering the eyes. Which of the following labelled section
in the diagram is responsible in that response?
A P C R
B Q D S
16.
Gland Y in the above diagram has the function of
A stimulating growth
B preparing the uterus to receive ovum
C controlling the sugar level in the blood
D increasing the ability of the body to cope with stress
17. Which of the following is not true about the spinal cord?A Grey matter is situated next to the white matter
B It is part of the central nervous system
C It is connected to the medulla oblongata
D It controls reflex action
18.
Based on the above diagram, reduction of hormone from
which gland will cause a person to suffer from goitre?
A I
B II
C IIID IV
19. Which part of the brain controls the mind?A Cerebrum
B Cerebellum
C Medulla oblongata
D Spinal nerves
20.
The diagram shows a sensory neurone. The section
labelled X is known as
A dendron
B axon
C synapse
D cell body
21. Atranquillizer which is taken in high doses can causeI drowsiness
II Hindrance of muscle coordination
III blurred vision
A I only C II and III onlyB II only D I, II and III
22. Section X forms the largest part of the brain. Which of thfollowing are the functions of X?
I Controls the mental activity
II Controls voluntary action
III Controls the equilibrium of the body
A I only C I and II only
B IIonly D I, II and III
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23.
The diagram above shows the cross-section of the spinal
cord. Which of the following is labelled correctly?
I Sensory neurone
II Motor neurone
III Relay neurone
A III only C II and III only
B I and II only D I, II and III
24.
Which of the following is categorised under the peripheralnervous system?
I Cranium nerves
II Spinal nerves
III Spinal cord
A I only C II and III only
B I and IIonly D I, II and III
25. The effects of alcohol to humans includeI cirrhosis of the liver
II disturbance of voluntary actions
III stomach ulcer
A II only C I and III only
B III only D I, II and III
26. Which of the following is true about the human nervoussystem?
I Consist of glands without ducts
II Impulse is sent chemically through the bloodIII Impulse moves very fast
A I only C I and III only
B III only D I, II and III
27. Which of the following is the effect of addiction tomorphine?
I Shivering
II Nightmares
III InsomniaA II only C I and III only
B III only D I, II and III
28. Reflex response does not involve theI brain
II muscle
III spinal cord
A II only C I and III onlyB III only D I, II and III
29. Where can proprioceptors are found?I Joint
II Ligament
III Brain
A I only
B II only
C I and II only
D II and III only
30.One's mental health can be influenced byI brain injuryII drug abuse
III painful experiences
A I only
B I and II only
C II and III only
D I, II and III
Ilmu Yang Bermanafaat Dikongsi Bersama