I am an organ system. Smoking can damage my delicate balloon-like alveoli (air sacs), filling them with tar. The fewer alveoli are working, the less air I can take in. The less air I can take in, the less oxygen gets to the blood for use by the cells of the body. I am the ____________? A. Nervous B. Circulatory C. Respiratory D. Skeletal
A I am an organ system. Food enters the mouth and is chewed by the teeth; in the stomach acid breaks down the food further; many more organs process the food ensuring that nutrients from it are passed into the blood. I am the _____________________? A. Digestive B.Muscular C. Respiratory D. Circulatory
Which organ system moves your blood, oxygen, and nutrients throughout your body? A. Nervous B. Circulatory C. Respiratory D. Muscular
Which of the following is a major organ of the Respiratory System and moves air into and out of the body? A. Brain B. Artery C. Lung D. Heart
Which of the following is not a function of the CIRCULATORY SYSTEM? A. Deliver nutrients and oxygen to cells by circulating blood around the lungs. B. Delivering nutrients and oxygen AND carrying away waste products. C. Produce red blood cells for circulation. D. Circulate
blood around the entire body Which part of the body is the control center for the nervous system? A.Nerves B. Cerebrum C. Brain D. Heart
It is where the final digestion and absorption of food takes place. A. intestines B. stomach C. esophagus D. liver
Which is the command center of the body? A. blood B. heart C. brain D. stomach
Which does not help your bones and muscles grow, develop, and work well? A. eating the vegetables B. exercise C. eating junk foods D. having enough rest
Why is it important to promote healthful habits for our organs? To _____ A. have a happy personality B. make our organs function properly C. avoid death D. keep our body away from diseases
II. CONSTRUCTED RESPONSE (PROCESS) 5 POINTS EACH Directions: Explain your answer to the following questions thoroughly. Answer in your own words.
In your science class, you learned that the COVID-19 virus could damage your organ system once they enter your body. As a grade 4 student, how will you encourage a person to wear their mask properly?
ANSWER:
Last November 2021, Covid-19 vaccines for 5-11 years old are now available. Given a chance to choose between getting vaccinated and not, which one will you choose and why?
ANSWER:
III. SITUATIONAL ANALYSIS: (UNDERSTANDING) 5 POINTS EACH Directions: Predict the possible outcome of the following situations and suggest ways on how to properly care for our vital systems. Situation Possible Outcome
12. Justin was riding a bicycle for the first time without wearing safety gear.
13. You learned that stretching is very important before and after doing an intense activity. What will be the possible outcome if someone will start running a distance of 5km without stretching?
14. You saw your younger sister hates drinking her milk before bed. What will be the possible outcome if she continues avoiding her milk? What will say to convince her to drink milk every day?
