Exam 10: Muscle Tissue

In the sarcomere which elastic protein attaches the thick filament to the Z line?

During anaerobic glycolysis,

When calcium ion binds to troponin,

Each skeletal muscle fiber is controlled by a motor neuron at a single

Figure 10-1 Skeletal Muscle Fiber Use Figure 10-1 to answer the following questions: -Identify the structure where ATP is produced.

Creatine phosphate

Which of the following is not characteristic of smooth muscle?

Figure 10-2 Muscle Contractions Use Figure 10-2 to answer the following questions: -What is the contraction in graph (d) called?

The dense layer of connective tissue that surrounds an entire skeletal muscle is the

At each end of the muscle, the collagen fibers of the epimysium, perimysium, and endomysium, come together to form a

The increase in muscle tension that is produced by increasing the number of active motor units is called

The role of acetylcholinesterase is to

The protein that is found in the Z line of a sarcomere is called

________ can be described as a broad tendinous sheet.

Figure 10-1 Skeletal Muscle Fiber Use Figure 10-1 to answer the following questions: -What physiological process occurs in the structure labeled "7"?

Since each myofibril is attached at either end of the muscle fiber, when sarcomeres shorten, the musclefiber

Figure 10-2 Muscle Contractions Use Figure 10-2 to answer the following questions: -What is the contraction in graph (a) called?

Figure 10-2 Muscle Contractions Use Figure 10-2 to answer the following questions: -Why is there partial relaxation in graph (c)?

Put the following events of excitation-contraction coupling in the order in which they occur. 1) Excitation 2) Sarcomere shortening 3) Generation of muscle tension 4) Neural control 5) Contraction cycle begins 6) Release of calcium ions

In-Text Figure Based Questions -What happens to sarcomere length if the zone of overlap is decreased? (Figure 10-14)