Question

fill - in - the - blank
read each item carefully and then complete the statement by filling in the missing words.

1. there is/are ____ cervical vertebrae
2. the lower jawbone is the ____
3. there is a total of ____ lobes in the right and left lungs.
4. there are ____ pairs of ribs in the thorax.
5. the spinal column has ____ vertebrae.
6. the ankle is formed by the __ and __
7. the cerebrum which is the largest part of the brain, is composed of four lobes: __, , and __
8. the ____ space is the space between the cells.
9. the movement of air between the lungs and the environment is called ____
10. how much air is being effectively moved during ventilation and how much blood is gaining access to the alveoli is called the ____ ratio.

Explanation:

1. The cervical vertebrae are 7 in number in the human body.
2. The lower jaw - bone is the mandible.
3. The right lung has 3 lobes and the left has 2, making a total of 5 lobes for both lungs.
4. There are 12 pairs of ribs in the human thorax.
5. The spinal column has 33 vertebrae.
6. The ankle is formed by the tibia, fibula and talus.
7. The four lobes of the cerebrum are the frontal, parietal, temporal and occipital lobes.
8. The space between cells is the interstitial space.
9. The movement of air between the lungs and the environment is called ventilation.
10. The ratio of the amount of air effectively moved during ventilation and the amount of blood gaining access to the alveoli is called the ventilation - perfusion ratio.

Answer:

1. 7
2. mandible
3. 5
4. 12
5. 33
6. tibia; fibula; talus
7. frontal; parietal; temporal; occipital
8. interstitial
9. ventilation
10. ventilation - perfusion