Answer:
punta punta punta? si senior
Answer:
Carina.
Explanation:
Larynx is also known as voice box. This organ is involved in food aspiration and produce sound. Larynx manipulates the pitch and voice of an individual.
The main parts of larynx are cricoid cartilage, thyroid cartilage and arytenoid cartilage. The carina is a part of trachea, not the larynx.
Thus, the correct answer is option (b).
Answer:
The correct option is : a. serous fluid in the pericardial cavity
Explanation:
The heart is enclosed in a sac containing the heart, known as the pericardium. The pericardium has two layers- fibrous and serous layer.
The serous layer of the pericardium produces and secretes the pericardial fluid into the pericardial cavity.
The pericardial fluid is a lubricating serous fluid present in the pericardial cavity. It reduces the friction caused between the pericardial membranes by lubricating the epicardial surface.
Answer: Trigger the production of anti-bodies
Explanation:
An antigen is a substance that can provoke an immune reaction, these can produce antibodies through the immune system which identifies and neutralizes viruses, bacteria and other pathogens.
An antigen can be an external or harmful molecule for the organism, when it enters the body it binds to a specific antibody which have great variability to promote immunological reactions.
The three factors that can be involved in efficiency of the body include muscle fibers, technique, and fitness.
<h3>What is exercise?</h3>
Any movement that engages your muscles and forces your body to burn calories is considered exercise. There are many different kinds of physical activity, to name a few: swimming, running, jogging, walking, and dancing. Numerous health advantages of exercise, both physically and emotionally, have been demonstrated.
The ratio of mechanical work rate to energy expenditure is a general definition of exercise effectiveness.
In this case, the three factors that can be involved in efficiency of the body include muscle fibers, technique, and fitness.
Learn more about exercises on:
brainly.com/question/1365564
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