Fsc Part 2 Online Preparation for Biology Chapter 17 (Coordination and Control)

Online Short Questions For Chapter 3 "12th Class Biology Chapter 17 Short Questions Preparation "

Try The Short Questions For 12th Class Biology Chapter 17 Short Questions Preparation

  • Total Questions10

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Biology - 12th Class Biology Chapter 17 Short Questions Preparation

Question # 1

What are the functions of oxytocin hormone?

  • Ans 1: It cause distention of cervix,its primary function is on smooth muscles,particularly on uterus during child birth and also cause milk ejection.
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Prepare Complete Set Wise Questions For Chapter 3 "12th Class Biology Chapter 17 Short Questions Preparation "

12th Class Biology Chapter 17 Short Questions Preparation - Set 1

Question # 1

What are the functions of oxytocin hormone?

  • Ans 1: It cause distention of cervix,its primary function is on smooth muscles,particularly on uterus during child birth and also cause milk ejection.
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12th Class Biology Chapter 17 Short Questions Preparation - Set 2

Question # 1

Name hormones released by adrenal gland.

  • Ans 1: It produces adrenaline and nor adrenaline by adrenal medulla.
    Adrenal cortex produces aldosterone and androgenic hormones.

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12th Class Biology Chapter 17 Short Questions Preparation - Set 3

Question # 1

What are meissner's corpuscles?

  • Ans 1: Meissner's corpuscles (encapsulated endings) which lie in papillae which extend into the ridges of the finger tips.The corpuscles consists of spiral and much twisted endings,each of which ends in knob.These are touch receptors.
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12th Class Biology Chapter 17 Short Questions Preparation - Set 4

Question # 1

Write a note on Alzheimer's disease.

  • Ans 1: It is characterized by decline in brain function.Its symptoms are similar to those of dememntia(memory loss).There is genetic predeposition to the disease in some people.So it runs in families.
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12th Class Biology Chapter 17 Short Questions Preparation - Set 5

Question # 1

What are biorhythms and diurnal rhythms?

  • Ans 1: Biorhythms are the biological activities of living organisms which are performed at regular intervals are called biorhythms.
    Diurnal rhythms are the biological activities of organisms which are performed during one day 0r 24 hours.
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12th Class Biology Chapter 17 Short Questions Preparation - Set 6

Question # 1

Which Hormones are secreted by posterior lobe of pituitary gland?

  • Ans 1: Antidiuretic hormone and oxytocin are secreted by the posterior lobe of pituitary gland.
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12th Class Biology Chapter 17 Short Questions Preparation - Set 7

Question # 1

Differentiate between nerve impulse and saltatory impluse.

  • Ans 1: Nerve impulse Nerve impulse is a wave of electrochemical changes which travels along the length of the neuron involving chemical reactions and movement of ions across the cell membrane.
  • Ans 2: Salutatory impulse In myelinated neurons the impluse jumps from node to node this is called saltatory impluse.
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12th Class Biology Chapter 17 Short Questions

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