SLCC ANATOMY CHAPTER 10

Individual skeletal muscle cells are known as

All of the following are functions of skeletal muscle tissue except

The three types of muscle tissue are

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

What is the cell membrane of a muscle fiber called?

Each of the following is an attribute of skeletal muscle fibers except

A thick, fibrous connective tissue cord that attaches a muscle to a bone is
called

What are the principal proteins of muscle contraction?

Which structures extend into the sarcoplasm as a network of deep invaginations
of the sarcolemma?

The functional contractile units of a skeletal muscle fiber are the

A nerve impulse triggers the release of what chemical at a neuromuscular
junction?

Which term describes the expanded tip of an axon at a neuromuscular junction?

Which part of a sarcomere contains entire thick filaments and lateral end
regions with overlapping thin filaments?

When a muscle fiber contracts, what slides toward the center of each sarcomere?

A reduction in muscle size, tone, and power is called

A muscle impulse travels deep into the muscle fiber along

A single motor neuron, the muscle fibers it controls, and the neuromuscular
junctions in between constitute a

When stimulated by a muscle impulse, what do the terminal cisternae release into
the sarcoplasm?

The arrangement of tendons and fascicles in a ____________ muscle resembles the
structure of a feather.

Types of skeletal muscle fibers include

Muscle fibers are arranged concentrically in

Types of pennate muscles include which of the following?

Attributes of a convergent muscle include all of the following except

The most common levers in the body are ____________ levers

Most muscles are attached at one end to a less movable point known as the

Which of the following describes a first-class lever

All of the following characteristics are used in naming muscles except

The deltoid muscle is named on the basis of its

Of the following terms used in muscle names, which one refers to a specific body
region?

Which of the following characterizes both skeletal and smooth muscle
cells?

The "muscular system" includes muscles in which of these locations?

How do skeletal muscle fibers get multiple nuclei?

In skeletal muscle fibers, where do calcium ions occur at varying concentrations?

In what order would a scalpel first penetrate these layers of connective tissue
upon cutting into the biceps brachii muscle: (1) endomysium (2) epimysium (3)
perimysium

Which list of muscle structures proceeds from smaller to larger in diameter?

What are satellite cells?

Blood vessels and nerve fibers that supply skeletal muscle fibers must penetrate
the

Synaptic knobs are to axons as ____________ are to
sarcolemmae, in that both are structural modifications involved in
transmitting electrochemical signals across the synaptic cleft.

Skeletal muscle contraction involves which of the following events?

Of the following, which is the first to occur during muscle contraction?

In the sliding
filament mechanism, crossbridges are

Interactions
between thick and thin filaments during muscle contraction occur in which
sequence?

What actually
shortens when a muscle fiber contracts?

How many motor
end plates does a typical skeletal muscle fiber contain?

Rigor mortis
demonstrates that skeletal muscle tissue

For any given
muscle, the total force exerted by a contraction depends on

Physical
conditioning can effectively decrease the proportion of which type of
muscle fibers?

Reflecting
their different needs, fast muscle fibers contain large ____________ reserves
whereas slow fibers contain the oxygen-carrying pigment ____________.

An overdose of
cholinesterase inhibitors could produce effects most similar to those of

Among the
patterns of fascicle arrangements, ____________ muscles can move their tendons
farther but ____________ muscles of the same size are stronger.

In the limbs,
the insertion of a muscle typically lies

In terms of
ability to produce ATP, cardiac muscle fibers are most like

Z discs
are to skeletal muscle as ____________ are to smooth muscle.

Aging affects
the muscular system in all of the following ways except

The unit of muscle structure that is composed of bundles of myofibrils, enclosed
within a sarcolemma, and surrounded by a connective tissue covering called
endomysium is a

During the
contraction of a muscle fiber, myofibrils

In a convergent
muscle, the fibers are

The plasma
membrane of a skeletal muscle fiber is called the

In a skeletal
muscle fiber, a triad is composed of

During
development, the ___ of a somite gives rise to skeletal muscle.

What is a
synaptic knob?

The muscle that
assists the prime mover is called the

Which of the
following changes in skeletal muscles is associated with aging?