English

Categorise the following under stimulus and response. Seeing a green light turning into red at a road crossing before applying the brakes.

Advertisements
Advertisements

Question

Categorise the following under stimulus and response.

Seeing a green light turning into red at a road crossing before applying the brakes.

Answer in Brief
Advertisements

Solution

Stimulus: Seeing a green light turning into red at a road crossing.
Response: Applying the brakes.

shaalaa.com
  Is there an error in this question or solution?
Chapter 10: The Nervous System - Intext Question [Page 134]

APPEARS IN

Selina Concise Biology [English] Class 10 ICSE
Chapter 10 The Nervous System
Intext Question | Q 2. (ii) | Page 134

RELATED QUESTIONS

What is the role of the brain in reflex action?


How are involuntary actions and reflex actions different from each other?


When you smell a favourite food your mouth begins to water (that is, you secrete saliva). Write down what is the example of the gland which is stimulated to secrete saliva.


One of the following controls the peristaltic movements of alimentary canal. This one is :

(a) cerebrum
(b) cerebellum
(c) pons
(d) medulla


P is a cell (or group of cells) in the human body which is sensitive to a particular type of stimulus and conveys the messages to CNS through nerves Q. On the other hand, R is a part of the human body which can respond to a stimulus according to the instructions sent from the CNS through nerves S.
(a) What is P? Name five organs which contain cells (or group of cells) like P.
(b) Name the nerves Q.
(c) What is R? Give two examples of R.
(d) Name nerves S.
(e) How do messages travel through the nerves Q and S?


A cylindrical structure P in our body begins in continuation with medulla and extends downwards. It is enclosed in a bony cage Q and surrounded by membranes R. As many as x pairs of nerves arise from the structure P. The structure P is involved in the reflex actions of our body and conduction of nerve impulses to and from another organ S of our body with which it forms CNS.
(a) Name the structure P.
(b) Name (i) bony cage Q, and (ii) membranes R.
(c) How much is x?
(d) Name the organs S.
(e) What are the reflexes involving structure P only known as?


what do we refer to in the nervous system when we say:

Natural and conditioned …………………


What is the difference between reflex action and voluntary action?


What is a reflex action?


Reflex actions are mediated through ____________.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×