Answer:
2) a feedback mechanism that regulates blood glucose level
 
        
             
        
        
        
Answer:
<h3>
Blue whales </h3>
Explanation:
Blue whales are the largest animals ever known to have lived on Earth. These magnificent marine mammals rule the oceans at up to 100 feet long and upwards of 200 tons. Their tongues alone can weigh as much as an elephant. Their hearts, as much as an automobile.
 
        
                    
             
        
        
        
Answer;
Radial nerve
Explanation 
-The nerve that is most likely to be damaged as a result of his injury is the radial nerve. 
-The radial nerve is a nerve in the human body that supplies the posterior portion of the upper limb. 
-It innervates the medial and lateral heads of the triceps brachii muscle of the arm, as well as all 12 muscles in the posterior osteofascial compartment of the forearm and the associated joints and overlying skin.
 
        
             
        
        
        
The answer is bladder
The bladder stores urine and when the brain signals to release (when we have to go pee) it releases the urine through the urethra. The answer is not kidney because it doesn’t STORE the urine it filters waste and toxins in the body into the urine to be released from the body, the actual bladder itself is the organ that stores the urine in the body.
        
             
        
        
        
In this case the answer is fuel