Which of the following events in a stretch reflex occurs last?
A. Afferent neurons conduct action potentials to the spinal cord.
B. Afferent neurons synapse with alpha motor neurons.
C. Muscle is stretched.
D. Muscle spindle detects stretch of muscle.
E. Alpha motor neurons transmit action potentials to muscle causing contraction.
Answer: E
You might also like to view...
The biceps brachii muscle attaches to the ________ of the radius.
A. styloid process B. radial tuberosity C. neck D. radial notch E. head
Capillaries with a perforated lining are called
A) perforated capillaries. B) discontinuous capillaries. C) fenestrated capillaries. D) sinuses. E) vasa vasorum.
Glucagon
a. is secreted by the beta cells of the islets of Langerhans b. is secreted in response to a fall in blood glucose c. is, in general, antagonistic to all other hormones in terms of metabolic effects d. increases fat stores by inhibiting the enzyme that catalyzes triglyceride breakdown e. has none of the above characteristics
When you say "ah" and stick out your tongue, which muscle do you use?
A. genioglossus B. hyoglossus C. styloglossus D. palatoglossus E. stylohyoid