A) Составьте словосочетания:
body epithelium
simple muscle
bone organs
internal tissues
different layer
cardiac marrow
cells cavities
b) Дополните предложения словосочетаниями из таблицы выше.
1. The … in some bones is the place where blood cells are produced.
2. In mammals there are three types of muscle tissue: skeletal muscle, smooth muscle and … .
3. A … lines most organs of the digestive tract.
4. A … is a fluid-filled space inside the body that holds and protects internal organs.
5. All … are situated in the chest and abdomen.
6. Groups of … make up organs in the body.
Simple epithelium consists of a single …