Most of the middle layer in the heart wall is composed of
A) cardiac muscle cells.
B) chondrocytes.
C) epithelial cells.
D) fibrocytes.
E) smooth muscle cells.
A
You might also like to view...
The esophagus
A. contains both smooth and skeletal muscle fibers. B. secretes digestive enzymes from its mucosa. C. is located anterior to the trachea. D. is lined with pseudostratified ciliated columnar epithelium. E. opens to the stomach at the pyloric sphincter.
Blood capillaries of the brain are enveloped by which of the following?
A. Microglia B. Myelin sheaths C. Endoneurium D. Astrocytes E. Satellite cells
The heart is located:
a. mostly to the left of the midline of the sternum b. mostly to the right of the midline of the sternum c. with the apex slightly below the clavicle d. both A and C above
The picture resulting from X-rays being passed through the body is called a ________________________________________
Fill in the blank(s) with correct word