SCIENCE FORM 3 (1.1)

Front

What is the function of brain in human nervous system?

Back

As the centre of receiving and interpreting impulses

Front

Peripheral nervous system is made up of:

Back

Spinal nerves

Front

Conscious action is called...

Back

Voluntary action

Front

Pathway of an impulse: Stimuli ----> Affector -----> Brain -----> Effector ----> Response

Back

Voluntary action

Front

Pathway of an impulse: Stimuli --> Affector --->Spinal cord--->Effector-->Response

Back

Reflex action

Front

Pathway of an impulse: Stimuli --> Affector ---> Medula oblongata ---> Effector --> Response

Back

Involuntary action

Front

Which of the following is not involuntary action? Heartbeat, Sneezing when cold, Talking to a friend, Peristalsis in oesophagus

Back

Talking to a friend

Front

Which action involves the medulla oblongata? Options: Heartbeat, Talking to friend, Secretion of saliva, Withdraw foot when it accidentally steps on a sharp object.

Back

Secretion of saliva

Front

Which of the following is a voluntary action?

• Peristalsis
• Talking
• Sweating
• Heartbeat

Back

Talking

Front

Which of the following represent the central nervous system? J- Brain K- Spinal nerves L- Spinal cord M- Cranial nerves

Back

J and L