Exam 8: Movement

Age-related loss in muscle mass appears to begin around the age of _________ years.​ 

The long strands of protein running the length of a muscle fiber are called​ 

The muscles of the arms and shoulders contain​ 

Slow-twitch muscle fibers are to _______ as fast-twitch muscle fibers are to _______.​ 

The basal ganglia influence voluntary movement by 

The vestibulospinal tract originates in the 

Temporal summation may occur at the neuromuscular junction because​ 

Endurance activities,such as distance running,rely primarily on _________ muscles using _________ metabolism.​ 

The medullary reticulospinal tract originates in the 

Stem cell transplantation may,in the future,be used to treat 

An antagonistic pair of muscles is made up of 

What is a mirror neuron?

-The two types of fiber in this figure are the ____________________ fibers indicated by the number 1 and the ____________________ fibers indicated by the number 4.

The most important target(s)for output from primary motor cortex is (are) 

Sherry had some spinal cord damage,and she now has difficulty mostly with fine movement.More specifically,she had damage to the _________ pathway in her spinal cord.

Muscle spindles are responsible for​ 

Which of the following is NOT one of the ventromedial motor pathways? 

The separation of actin molecules from myosin molecules requires​ 

Muscles dominated by slow-twitch fibers appear _________ due to the presence of _________.​ 

Feedback regarding joint position and movement is provided by​