1. What is the fluid-filled sac that surrounds and cushions the developing fetus during pregnancy?
Explanation: The amniotic sac contains amniotic fluid that surrounds and protects the developing fetus during pregnancy.
Report for correction2. Which organ is responsible for producing red blood cells and filtering toxins from the blood?
Explanation: Bone marrow produces red blood cells and is involved in the immune system.
Report for correction3. Which part of the brain is responsible for coordinating voluntary muscle movements and balance?
Explanation: The cerebellum is responsible for coordinating voluntary muscle movements, balance, and posture.
Report for correction4. Which bone is commonly referred to as the "collarbone"?
Explanation: The clavicle, or collarbone, is a long bone that connects the shoulder blade (scapula) to the sternum.
Report for correction5. What is the main function of the liver in the human body?
Explanation: The liver is responsible for detoxifying the blood and performing various metabolic processes.
Report for correction6. Which bone in the human body is commonly referred to as the "thighbone"?
Explanation: The femur is the long bone of the thigh, connecting the hip to the knee.
Report for correction7. Which organ stores bile produced by the liver and releases it into the small intestine for digestion?
Explanation: The gallbladder stores and releases bile for digestion of fats in the small intestine.
Report for correction8. What is the muscular organ that contracts to pump blood throughout the circulatory system?
Explanation: The heart is a muscular organ that pumps blood throughout the circulatory system.
Report for correction9. Which bone forms the upper arm, extending from the shoulder to the elbow?
Explanation: The humerus is the bone of the upper arm, connecting the shoulder to the elbow.
Report for correction10. Which organ is responsible for filtering and cleansing blood in the human body?
Explanation: The kidneys play a crucial role in filtering waste products and excess fluids from the blood to form urine.
Report for correction11. Which chamber of the heart receives oxygenated blood from the lungs?
Explanation: The left atrium receives oxygenated blood from the lungs and pumps it into the left ventricle.
Report for correction12. Which part of the eye is responsible for focusing light onto the retina?
Explanation: The lens of the eye focuses light onto the retina, allowing us to see objects clearly.
Report for correction13. What is the primary function of the respiratory system?
Explanation: The respiratory system is responsible for oxygenating the blood and removing carbon dioxide.
Report for correction14. Which organ is involved in digestion, secreting digestive enzymes and producing insulin?
Explanation: The pancreas produces digestive enzymes for the small intestine and regulates blood sugar by producing insulin.
Report for correction15. Which gland produces insulin and glucagon, regulating blood sugar levels in the body?
Explanation: The pancreas produces insulin and glucagon, which regulate blood sugar levels.
Report for correction16. What is the small, cone-shaped gland in the brain that produces melatonin and regulates sleep patterns?
Explanation: The pineal gland produces melatonin, a hormone that regulates sleep-wake cycles.
Report for correction17. Which joint connects the upper arm bone to the shoulder blade, allowing a wide range of motion?
Explanation: The shoulder joint connects the upper arm bone (humerus) to the shoulder blade (scapula), providing a wide range of motion.
Report for correction18. What is the largest organ of the human body?
Explanation: The skin is the largest organ of the human body, serving as a protective barrier and regulating temperature.
Report for correction19. Which part of the digestive system is responsible for absorbing nutrients from digested food?
Explanation: The small intestine is where the majority of nutrient absorption from digested food occurs.
Report for correction20. Which type of muscle is responsible for involuntary actions like digestion and heartbeat?
Explanation: Smooth muscles control involuntary movements in organs like the digestive system and blood vessels.
Report for correction21. Which part of the digestive system stores and churns food, aiding in digestion?
Explanation: The stomach stores and churns food, breaking it down with gastric juices for digestion.
Report for correction22. Which gland regulates metabolism and energy levels in the body?
Explanation: The thyroid gland produces hormones that regulate metabolism and energy levels.
Report for correction23. Which bone in the human body is commonly referred to as the "shinbone"?
Explanation: The tibia is the larger of the two bones in the lower leg and is commonly referred to as the shinbone.
Report for correction24. Which structure connects the upper respiratory tract to the lungs for gas exchange?
Explanation: The trachea, also known as the windpipe, connects the upper respiratory tract to the lungs for breathing.
Report for correction25. Which bone forms the main axial support of the body and protects the spinal cord?
Explanation: Vertebrae are the bones that form the vertebral column (spine) and protect the spinal cord.
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