Human Body Systems
Biology ⇒ Human Biology
Human Body Systems starts at 6 and continues till grade 12.
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See sample questions for grade 9
Describe how the skeletal and muscular systems work together to produce movement.
Describe the function of platelets in the circulatory system.
Describe the main function of the immune system.
Describe the pathway of air from the nose to the alveoli in the lungs.
A patient is experiencing muscle weakness and fatigue. Laboratory tests reveal a low level of red blood cells. Which body system is most likely affected, and how does this impact the delivery of oxygen to tissues?
During vigorous exercise, the rate of breathing and heart rate both increase. Explain the physiological reason for this change and identify which two body systems are primarily involved.
Explain why a blockage in a coronary artery can lead to a heart attack, and describe the role of the circulatory system in this process.
Which of the following scenarios best illustrates the concept of homeostasis?
(1) Sweating to cool down when body temperature rises
(2) Eating food to gain energy
(3) Growing taller during adolescence
(4) Blinking to protect the eyes from dust
(1) Nervous system (2) Digestive system (3) Respiratory system (4) Skeletal system
Which system controls and coordinates body activities by transmitting signals?
Which of the following best describes the function of red blood cells?
(1) Fight infections
(2) Carry oxygen
(3) Produce hormones
(4) Filter waste
Which of the following best describes the function of the large intestine?
(1) Absorbing nutrients
(2) Absorbing water and forming feces
(3) Filtering blood
(4) Producing hormones
Which of the following is a function of the integumentary system?
(1) Producing hormones
(2) Protecting internal organs
(3) Pumping blood
(4) Breaking down food
The ________ system helps regulate body temperature and protects against dehydration.
The ________ system is responsible for movement of the body and maintenance of posture.
The ________ system is responsible for producing hormones that regulate growth, metabolism, and reproduction.
The ________ system is responsible for producing offspring.
True or False: Hormones are chemical messengers produced by glands.
True or False: The endocrine system uses electrical signals to communicate between organs.
True or False: The heart is made up of skeletal muscle tissue.
True or False: The human body has more than 200 bones.
