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Mary is about to face an interview. But during the first five minutes before the interview she experiences sweating, increased rate of heart beat, respiration etc. - Biology

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प्रश्न

Mary is about to face an interview. But during the first five minutes before the interview she experiences sweating, increased rate of heart beat, respiration etc. Which of the following hormones are responsible for her restlessness?

पर्याय

  • Estrogen and progesterone

  • Oxytocin and vasopressin

  • Adrenaline and noradrenaline

  • Insulin and glucagon

MCQ
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उत्तर

Adrenaline and noradrenaline

Explanation:

These are also called stress hormones. Their primary role is to maintain the body's homeostasis in order to prepare for stressful or harmful situations. The response they produce is known as the fight-or-flight response.

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पाठ 22: Chemical Coordination and Integration - Exercises [पृष्ठ १२३]

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एनसीईआरटी एक्झांप्लर Biology [English] Class 11
पाठ 22 Chemical Coordination and Integration
Exercises | Q 3. | पृष्ठ १२३

संबंधित प्रश्‍न

The catecholamines are secreted by _________.


Identify the odd one in each set : Oxytocin, Insulin, Prolactin, Progesterone


Give the exact location of the Adrenal gland


Identify the odd one in the following and mention what the rest is:


Mention which of the statements are true (T) and which are false (F). Give reason in support of your answer. 

Adrenaline is often described as emergency hormone 


Write about some functions of adrenal glands.


Is the following gland an exocrine or an endocrine gland?

Adrenal


Give the Technical Term: When your mouth dries up and the heart begins to beat faster, which hormone brings about the feeling?


Short answer question

Explain how the adrenal medulla and sympathetic nervous system function as a closely integrated system.


Answer the questions after observing the diagram given below.

  1. What acts as the first messenger?
  2. Why can’t hormones like catecholamines enter their target cells through plasma membrane?
  3. Name the mode of hormone action shown in the diagram.

Which hormone is secreted during an emergency situation in a man?


Name the endocrine glands associated with kidneys.


Which pair of adrenal hormones is NOT synthesized by the action of ACTH.


Choose the correct option among the following options

Column I Column II
A. Epinephrine i. Stimulates muscle growth
B. Testosterone ii. Decrease in blood pressure
C. Glucagon iii. Breakdown of liver glycogen content
D. Atrial natriuretic factor iv. Increases heart beat

Which of the two adrenocortical layers, zona glomerulosa and zona reticularis lies outside enveloping the other?


In the given figure, what is indicated as 'X'?


Cortex and medulla are the two regions of ______.


Distinguish between the following pair:

Addison's disease and cushing's syndrome (cause and sugar level)


Identify the gland with the help of following clue:

The gland is like a cap on top of each kidney.


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