<span>All extremities of the human body, including fingers, hands, arms, toes, feet, legs, ears, and the nose, could be examined by a nurse to confirm a diagnosis of frostbite. As frostbite is a condition of the skin, any exposed area should suffice to confirm the diagnosis.</span>
        
             
        
        
        
It could be biased or misleading.
        
             
        
        
        
Answer:
The correct answer will be option-A
Explanation:
Emotional memory refers to the memories of experiences which evokes or triggers the emotional reaction in higher organisms.
Emotional memory after evoking the emotional reactions remembers the past experiences based on which the person feels if the present event is pleasant or unpleasant.
The pounding of the heart is caused by the shock or the stress conditions observed with the fast beating of the heart. In the given question, When the heart pounds after seeing the rattlesnake will be considered response caused by the emotional memory as the rattlesnake is dangerous to humans based on the past experiences which evoke the emotional response.
Thus, option-A is the correct answer.
 
        
             
        
        
        
Ribosomes are the organelles of the cell which are involved in protein-synthesis (I. e. process of making proteins)