4. Which body system that protects the organs of the body such as the heart, lungs, and brain?
A. skeletal system
C. circulatory system
B. muscular system
D. digestive system
5. Which is NOT part of the digestive system?
A. small intestine
C. stomach
B. trachea
D. mouth
6. What is the integumentary system made of? I. Teeth II. Skin III. Bones IV. Nails V. Hair VI. Eyes VII. Sweat Glands
A. II, III, IV, V
C. III, IV, V, VI
B. II, IV, V, VII
D. I, IV, V, VII
7. What is the role of the large intestine in the digestion process?
A. It secretes bile.
B. It absorbs some of the water and salts
C. It secretes enzymes that digest proteins.
D. It serves as a temporary storage of water and food. es?​