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Pract 4, fight and flight, physiology

 Lecture video 





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MCQ 

1- What kind of reaction is the fight-or-flight response primarily?

 

a_cognitive

b_physiological

c_behavioral

 


2-What evolutionary purpose does the fight-or-flight response serve?

a_to prepare the body to react effectively to perceived threats

b_To protect the survival prospects of an animal's offspring

c_To remain relaxed during stressful situations


3- Signs of the fight-or-flight response are triggered by which part of the autonomic nervous system?

a_Sympathetic nervous system

b_Parasympathetic nervous system

c_Both


4- What happens to the heart rate during the fight-or-flight response?

a_Increases

b_Remains the same

c_Decreases


5- What happens to the pupils of the eye during the fight-or-flight response?

a_They constrict to limit light entering the eye

b_They remain the same

c_They dilate to allow more light to enter the eye


Answers

1- b

2- a

3- a

4- a

5- c


question




1- This image indicated………… 

2- According to your answer what is its importance ?

3- According to your answer mention 3 changes happens in the body.






1-This image refers to ……… that happens during ………..


2- Its importance is……….


3- Mention another 4 changes occurring in the body.









This is an image of the urinary bladder during fight or flight response

1- Number 1 refers to……………… and number 2 refers to……..

2- This response happens due to ……………….

3- Define fight or flight response.




  


This image refers to a heart and blood vessels in acute stress response

1- Define acute stress response.

2-What changes happen in the heart and blood vessels ?

3-Mention how these changes help in acute stress response .





Answers of the first question:


1-fight-or-flight response

2-to prepare your body to either stay and deal with a threat or to run away to safety.

3-Dilation of pupil_bronchodilation_Constriction of blood vessels in many parts of the body except skeletal muscles and coronary blood vessels



Answers of the second question:


1- mydriasis_ fight-or-flight response

2- ) allows more light into the eyes and results in better vision of the surroundings.

3-any changes mentioned in the lecture




Answers of the third question:

1-smooth muscle_external sphincter

2-Sympathetic stimulation

3-is a physiological reaction that occurs in response to a perceived harmful event, attack, or threat to survival





Answers of the fourth question:

1-is a physiological reaction that occurs in response to a perceived harmful event, attack, or threat to survival

2-Stimulate all the cardiac properties (heart rate, contractility , conductivity, and excitability)_ Constriction of blood vessels in many parts of the body except skeletal muscles and coronary blood vessels.

3-) in order to provide the energy and oxygen to the body that will be needed to fuel a rapid response to the danger


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