Here are the answers to your questions:
Question 1: Which answer is NOT a function of the skeletal system?
- Answer: Tighten and relax to create movement in the body (This is a function of the muscular system, not the skeletal system.)
Question 2: The _______________ inside of bones creates new red blood cells, white blood cells, and platelets.
- Answer: Bone marrow
Question 3: Muscle contraction means that the cells get shorter and thicker which contracts the whole muscle and moves the bone.
- Answer: True
Question 4: Muscles can only push not pull.
- Answer: False (Muscles can indeed pull and push, but they can only pull for movement.)
Question 5: The waste product produced when muscles work is called__________:
- Answer: Lactic acid
Question 6: Select the three types of muscles:
- Answer: Smooth muscle, Skeletal muscle, Cardiac muscle
Question 7: Strength training can help:
- Answer: All of the above
Question 8: Iron Man is sitting at a gym machine while texting Captain America and preventing others from using the equipment. What should he do instead? (Select two correct answers)
- Answer: Clean the equipment, Move to another area to finish texting
Question 9: Thor just finished lifting free weights and is exhausted. His arms are already sore, so he leaves the weights in the middle of the gym floor. What should he have done instead? (select two correct answers)
- Answer: Cleaned off the used weights, Returned the weights to the weight rack
Question 10: The Hulk wants to lift weights but is unsure about weight safety. What three tips would be helpful for him? (select three correct answers)
- Answer: Use a slow, controlled motion with no swinging or jerky movements., Use a spotter to supervise your lifts to make sure you do not get trapped or injured by the weights., Keep good posture to prevent injuries.
Feel free to ask if you have any more questions!