SUMMER CLASS SCIENCE ACTIVITY
NAME: __________________________________________________________
1. Which of the following is NOT a part of the integumentary system?
A. Skin C. Muscle
B. Hair D. Nails
2. What is the main function of the skin?
A. Pump blood C. Protect the body
B. Store fat D. Help digestion
3. What is the outermost layer of the skin?
A. Epidermis C. Hypodermis
B. Dermis D. Endodermis
4. Which protein gives skin its strength and elasticity?
A. Melanin C. Collagen
B. Keratin D. Myosin
5. What pigment gives skin its color?
A. Hemoglobin C. Melanin
B. Collagen D. Insulin
5. Which layer of the skin contains sweat glands and hair follicles?
A. Epidermis C. Subcutaneous
B. Dermis D. Fat layer
5. Sweating helps the body to:
A. Digest food C. Circulate blood
B. Maintain temperature D. Produce energy
6. Which of the following is a function of nails?
A. Absorb sunlight C. Protect fingertips
B. Aid in breathing D. Store nutrients
7. Hair helps to:
A. Control body movement C. Circulate oxygen
B. Keep the body warm D. Strengthen bones
8. The oil produced by sebaceous glands is called:
A. Sweat C. Sebum
B. Mucus D. Plasma
9. Which of the following diseases is related to the integumentary system?
A. Osteoporosis C. Arthritis
B. Dermatitis D. Scoliosis
10. Which layer is primarily made of fat and helps insulate the body?
A. Epidermis C. Subcutaneous layer
B. Dermis D. Reticular layer
11. What is the function of keratin in skin and hair?
A. Lubrication C. Protection
B. Pigmentation D. Absorption
12. Sunburn damages which part of the skin the most?
A. Dermis B. Epidermis
C. Hypodermis D. Muscle
13. Which vitamin is produced when the skin is exposed to sunlight?
A. Vitamin A C. Vitamin C
B. Vitamin B D. Vitamin D
14. Which two systems make up the musculoskeletal system?
A. Nervous and respiratory C. Circulatory and muscular
B. Muscular and skeletal D. Skeletal and integumentary
15. Which of the following is a function of bones?
A. Pump blood C. Protect internal organs
B. Send signals D. Digest food
16. Which type of muscle is found in the heart?
A. Skeletal muscle C. Cardiac muscle
B. Smooth muscle D. Voluntary muscle
17. Voluntary muscles are also known as:
A. Skeletal muscles C. Involuntary muscles
B. Smooth muscles D. Heart muscles
18. The place where two bones meet is called a:
A. Ligament C. Joint
B. Tendon D. Cartilage
19. Which bone protects the brain?
A. Spine C. Skull
B. Rib D. Femur
20. Which connective tissue connects muscles to bones?
A. Cartilage C. Tendon
B. Ligament D. Fat
21. What mineral is stored in bones to keep them strong?
A. Potassium C. Iron
B. Calcium D. Zinc
22. Which type of muscle controls movement of the skeleton?
A. Smooth muscle C. Cardiac muscle
B. Skeletal muscle D. Reflex muscle
23. What is the longest bone in the human body?
A. Humerus C. Femur
B. Tibia D. Spine
24. Which of these is NOT a function of muscles?
A. Movement C. Blood cell formation
B. Heat production D. Posture maintenance
25. The spine is also known as the:
A. Cranium C. Vertebral column
B. Femur D. Sternum
26. Which part of the bone is responsible for producing blood cells?
A. Compact bone C. Periosteum
B. Bone marrow D. Cartilage
Smooth muscles are found in:
A. Legs and arms C. Skull
B. Digestive organs D. Fingers
Arthritis is a disorder that affects the:
A. Skin C. Joints
B. Muscles D. Lungs
