No student devices needed. Know more
18 questions
At the end of the neurone an axon terminals makes contact with a ____________ of another neurone
akson
dendrite
nodes of ranvier
At the junction of contact, there is a narrow gap called a _____________
dendrite
neurotransmitter
synapse
Diagram shows three types of nerve cells,P,Q and R.
Which of the following is the correct sequence of impulses transfer?
P -> Q -> R
P -> R -> Q
R -> P -> Q
R -> Q -> P
which of the following is not true about the importance of sinapse
make sure the transmission of impulse is one way
avoid the back flow of impulse
make sure the impulses are transmit from dendrite of a neurone to axon terminals of another neurone
Posture and balance of the body is controlled by
Cerebrum
Cerebellum
Medulla
Pons
Which is not a reflex action
Swallowing
Coughing
Knee jerk
Closing of eyes on flashing light
Spinal cord originates from
Cerebrum
Medulla oblongata
Cerebellum
Pons
Part of the brain that controls respiration, heart beat and peristalsis is
Cerebrum
Cerebellum
Hypothalamus
Medulla oblongata
A nerve cell is also known as a
cerebrum
neuron
cerebellum
nucleus
What is function of medula oblongata?
controls heart rate
memory center
controls balance
conscious thought
The gaps between neurons are called
Effectors
neurotransmitters
reflexes
synapses
Identify the name of the white insulating substance that often covers the axon of a neuron and helps speed up the conduction of the message
MYELIN
NEROTRANSMITTER
SYNAPSE
VESICLE
The central nervous system consists of the:
brain and spinal nerves
spinal nerves and cranial nerves
cranial nerves and spinal cord
spinal cord and brain
What detects a stimulus?
A detector
An effector
A receptor
A Simulator
Explore all questions with a free account