Why does an adult not have as many bones as a child?
A. Some separate bones gradually fuse with age.
B. Bones are reabsorbed with age.
C. Many bones are replaced by cartilage with age.
D. Osteoporosis leads to bone loss with age.
E. Osteoclast activity overcomes osteoblast activity with age.
Answer: A
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Which of the following metatarsal bones articulates with the cuboid?
A) talus B) metatarsal V C) navicular D) medial cuneiform
Frogs and toads spend their ___________ years in the water when they are young tadpoles
Fill in the blank(s) with correct word
The cerebrum develops from the embryonic region called the
A. telencephalon. B. mesencephalon. C. diencephalon. D. metencephalon. E. rhombencephalon.
Opening a bottle of perfume releases perfume molecules from the container, and within a few minutes the perfume can be smelled by a person many feet away from the bottle. This illustrates
A) diffusion. B) facilitated diffusion. C) osmosis. D) filtration. E) active transport.