questions and answers- Exam prep
What is the main function of the skeletal system?
✔️✔️ To provide structure, protection, and support for the body
Which organ pumps blood throughout the body?
✔️✔️ The heart
What type of muscle is found in the walls of internal organs?
✔️✔️ Smooth muscle
What is the basic unit of life in the human body?
✔️✔️ The cell
Which system controls body activities using electrical signals?
✔️✔️ The nervous system
What is the largest organ in the human body?
✔️✔️ The skin
Which part of the brain controls balance and coordination?
✔️✔️ The cerebellum
What is the function of red blood cells?
✔️✔️ To carry oxygen
Which organ filters waste from the blood?
✔️✔️ The kidneys
What connects muscles to bones?
✔️✔️ Tendons
What is the main function of the lungs?
✔️✔️ Gas exchange (oxygen and carbon dioxide)
Which system is responsible for hormone production?
✔️✔️ The endocrine system
What type of joint allows movement in many directions?
✔️✔️ Ball-and-socket joint
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, Which part of the digestive system absorbs most nutrients?
✔️✔️ The small intestine
What is the function of white blood cells?
✔️✔️ To fight infection
Which organ produces bile?
✔️✔️ The liver
What is the role of the diaphragm?
✔️✔️ To assist in breathing
Which part of the eye controls the amount of light entering?
✔️✔️ The iris
What is the function of the spinal cord?
✔️✔️ To transmit signals between brain and body
What are bones primarily made of?
✔️✔️ Calcium and collagen
Which system helps regulate body temperature?
✔️✔️ The integumentary system
What is the function of platelets?
✔️✔️ Blood clotting
Which organ stores urine?
✔️✔️ The bladder
What is the main function of the large intestine?
✔️✔️ Absorb water and form stool
Which type of muscle is voluntary?
✔️✔️ Skeletal muscle
What is the function of the pancreas?
✔️✔️ Produces digestive enzymes and insulin
Which system transports nutrients and oxygen?
✔️✔️ The circulatory system
What part of the brain controls breathing and heart rate?
✔️✔️ The medulla oblongata
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