Упражнение 42

А. Проанализируйте предложения, укажите в них ко­личество ядер и способ соединения простых пред­ложений в сложно-сочинённые (сочинительный союз или бессоюзно).

Б. Переведите предложения.

1. The matrix of elastic cartilage contains a dense network of fine elastic fibers; this
makes it more flexible than the hyaline type.

2. After absorption, glucose can be used immediately by the cells for energy or it
may be stored in the liver as glycogen.

3. Some skin wounds, such as burns, involve large areas of the body surface, and
the normal self-healing properties of the skin are unable to repair such extensive
damage.

4. Normally, the volume, pressure, and composition of the cerebrospinal fluid remain
constant, but in many diseases of the nervous system some of these factors are
altered.

5. The organ of hearing is the spiral organ of Corti, and it is contained within the
cochlea.

6. Mast cells are present in large numbers throughout the connective tissue in the
body, and they secrete heparin into the body fluids.

7. All body cells must be constantly supplied with oxygen and nutrients, and the
circulatory system is responsible for performing this task.

8. The heart is supplied by the autonomic nervous system, but these nerves serve to
alter the heart rate and are not responsible for the heartbeat itself.

9. Stimulation of the expiratory center causes inhibition of the inspiratory center
and passive expiration occurs.

10. In general, starches and sugars must be broken down to simple compounds
called monosaccharides; proteins must be broken down to their simplest elements,
amino acids; and fats must be broken down to fatty acids and glycerol.

11. Chronic nephritis may follow a case of acute nephritis immediately or it may
develop after a long interval.

12. Most of the body's metabolic processes produce acids as their end products, but
a somewhat alkaline body fluid is required as a medium for vital cellular activities.

РАЗДЕЛ 9 Сложно-подчинённые предложения
9.1 Придаточные предложения подлежащие