Answer the following questions true (T) or false (F)
1. Upper motor neurons directly contact and stimulate skeletal muscle fibers to contract.
2. Polysynaptic reflexes involve multiple synapses while monosynaptic reflexes only involve a single synapse.
3. The simple stretch reflex employs mechanoreceptors known as Golgi tendon organs to detect the degree of stretch experienced by a muscle.
1. FALSE
2. TRUE
3. FALSE
You might also like to view...
Which structure in the figure is the right lymphatic duct?
a) D b) C c) F d) H e) A
The corpus callosum interconnects the
a. brain stem and cerebellum. b. brain stem and diencephalon. c. hypothalamus and thalamus. d. two cerebral hemispheres. e. two hemispheres of the cerebellum.
There are three pairs of tonsils named ____________________, ____________________, and ____________________.?
Fill in the blank(s) with correct word
Lymph nodes
A. contain a dense network of collagen fibers. B. produce red blood cells. C. serve as auxiliary exchange surfaces for respiratory gases. D. serve as the main recycling centers for red blood cells and their parts. E. filter lymph.