Intrafusal muscle fibers:
A. are found in muscle spindles.
B. are innervated by alpha motor neurons.
C. generate most of the tension in a skeletal muscle.
D. fire continuously at a constant rate.
E. are only found in extensor muscles.
A
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Match each bond type with its description.
1. This results when an atom has such a strong attraction for electrons that it pulls one or more electrons completely away from another atom. 2. These are weak attractive forces between hydrogen and certain other atoms. 3. These result when two atoms share a pair of electrons. 4. These are weak attractive forces between the nucleus of one atom and the electrons of another atom close by. A. van der Waals B. ionic C. hydrogen D. covalent
Giving birth to swine is called:
A) barrowing B) queening C) farrowing D) tupping
What do the olfactory, optic, and vestibulocochlear nerves have in common?
A. They are all associated with the sense of smell. B. They are all sensory nerves. C. They are all associated with the eye. D. They are all primarily motor nerves. E. They are all mixed nerves.
The tibial tuberosity is the attachment site for the
A. patellar ligament. B. hamstring muscles. C. patellar tendon. D. intercondylar eminence. E. sciatic nerve.