There are _____ enlargements of the spinal cord where nerves supplying the extremities enter and leave
A. two
B. three
C. four
D. five
E. six
A
You might also like to view...
Endocrine cells
A) are a type of nerve cell. B) release their secretions onto an epithelial surface. C) release their secretions directly into body fluids such as blood. D) contain few vesicles. E) are modified connective tissue cells.
The bone that forms the chin is also the only bone connected to the skull by a freely moveable joint. This bone is the ________.
A. mandible B. vomer C. maxilla D. hyoid E. mental bone
Cells actively involved in secreting proteins would contain large numbers or quantities of ________.
A. peroxisomes B. smooth endoplasmic reticulum C. mitochondria D. rough endoplasmic reticulum
The production and release of hormones is controlled by
A. other chemical substances. B. other hormones. C. the nervous system. D. All apply.