Which of the following is not a basic muscle type found in the body?

Muscle cells are elongated

The contraction of muscles is due to the movement of

Which of the following does not refer to muscle?

How are most muscles attached?

Cells are not multinucleate.

__________________ have visible banding.

_____________- subject to conscious control.

Cells are surrounded and bundled by connective tissue.

What is around single muscle fibers?

What is on the outside of the epimysium?

What is around a fascicle (bundle) of fibers?

Epimysium blends into a muscle attachment.

_______________: cord-like structure

_________________: sheet-like structure

Which of the following is not a site of muscle attachment?

Smooth muscles have voluntary reactions.

Cardiac muscles keep a steady pace.

Which is not a function of the muscles

The nuclei in skeletal muscles is found just above the sarcolemma.

What is the specialized plasma membrane called?

What is the specialized smooth endoplasmic reticulum called?

What are bundles of myofilaments called?

Which myofibrils make up a light band?

Which myofibrils make up a dark band?

What is a contractile unit of a muscle fiber?

Thick filaments are also called myofbrils.

Thin filaments are called ___________ filaments.

Myosin filament do not have heads.

_________________: ability to receive and respond to a stimulus.

___________________: ability to shorten when an adequate stimulus is received.

A motor unit consists of how many neurons?

What do we call the association site of nerve and muscles?

What is the gap between nerve and muscles?

Nerve and muscle do make contact.

The area between the nerve and muscle is filled with

What is a chemical released by nerve upon arrival of nerve impulse?

Neurotransmitters attach to ______________ on the sarcolemma.

Sarcolemma becomes permeable to what element?

Sodium rushing into the cell generates an

Once action potential has started the muscle contraction cannot be stopped.

In the Sliding Filament Theory of Muscle Contraction what is the result of the muscle?

_____________________: different degrees of skeletal muscle shortening.

__________________: constant contraction or tetanus

The less fibers contracting results in greater muscle tension.

What do muscles use first when using energy?

Muscle cells contain _________________ which is a high-energy molecule.

What is the second source of energy used for muscle contraction?

Creatine phosphate transfers energy to ATP.

How long does creatine phosphate supplies last?

How long does ATP supplies last?

What is the third source of energy used for muscle contraction?

What is broken down into pyruvic acid in anaerobic glycolysis?

Pyruvic acid is converted to lactic acid.

How long does anaerobic glycolysis supplies last?

Lactic acid produces muscle fatigue.

What is the fourth source of energy used for muscle contraction?

Aerobic respiration is a series of metabolic pathways that occur in what organelle?

In aerobic respiration glucose is broken down into

The common reason for muscle fatigue is

What type of muscle contraction occurs when the muscle shorten and myofilaments are able to slide past each other during contractions?

What type of muscle contraction occurs when the tension in the muscles increases and the muscle is unable to shorten?

________________: decreases angle of joint and brings two bones closer together.

Which is not an effect of exercise on muscles?

_______________: opposite of flexion.

__________________: movement of a bone in longitudinal axis. Example: shaking your head "no".

_________________: moving away from the midline.

_____________________: moving toward the midline.

________________: cone-shaped movement, proximal end doesn't move, while distal end moves in a circle.

_______________ is the muscle with the major responsibility for a certain movement?

_____________ is the muscle that opposes or reverses a prime mover?

____________ is the muscle that aids a prime mover in a movement and helps prevent rotation.

Which is not an example of how we name skeletal muscles?

Which is not a disorder found in the muscular system?

This muscle closes the jaw, elevates and retracts the mandible.

This muscle raises the lower jaw and is used in chewing.

This muscle compresses, contracts, puckers, and wrinkles the lips.

This muscle raises the eyebrows and wrinkles the forehead.

This muscle closes the eyelids; used in blinking, winking, and squinting.

This muscle pulls the angle of the mouth superiorly and laterally (smiling).

This muscle raises, rotates, and adducts the arm.

This muscle abducts, flexes, extends, and rotates the arm.

This muscle extends the forearm when it contracts.

This muscle flexes and supinates the forearm and is a powerful flexor of the forearm.

This muscle is the strongest flexor of the forearm.

This muscle allows for pronation of the forearm and weak flexion of the elbow.

This muscle is a synergist in forearm flexion and stabilizes the elbow.

This muscle abducts the hand.

This muscle allows flexion of the wrist and weak flexion of the elbow.

This muscle allows flexion of the neck forward and rotates the head to the opposite shoulder.

This muscle depresses the larynx and hyoid bone.

This muscle flexes, adducts, and medially rotates the arm.

This muscle is a prime mover that holds the scapula against the ribs.

This muscle flexes and rotates the vertebral column.

This muscle allows lumbar flexion to the given side, rotation to the opposite side, and lateral pelvic rotation to the opposite side.

This muscle flexes the hip, laterally rotates the hip, and adducts the hip.

This muscle adducts and flexes the thigh at the hip.

This muscle is a muscle in the thigh that helps to rotate the leg into the sitting position assumed by a tailor.

This muscle adducts and flexes the thigh at the hip and assists in medial rotation.

This muscle adducts the thigh at the hip and flexes the leg at the knee; it assists in medial rotation.

Which muscle is not part of the quadriceps group?

What is the main action of the quadriceps group?

This muscle is the back part of the leg that forms the greater part of the calf.

This muscle is a broad flat muscle in the calf of the leg under the gastrocnemius muscle.

This muscle allows plantar flexion and eversion of the foot; stabilizes the lateral ankle and arch of the foot.

This muscle is a primary mover in toe extension and dorsiflexion of the foot; it is also a synergist of the tibialis anterior and the extensor hallicus longus.

This muscle is a prime mover of dorsiflexion, inverts the foot, and support the longitudinal arch of the foot.

This muscle draws the scalp backwards.

This muscle allows for rotation, abduction, extension, and stabilization with muscles in the humerus.

This muscle adducts and rotates the head of the humerus externally and pulls the humerus toward the glenoid fossa.

This muscle adducts, extends, and medially rotates the arm.

These muscles allow flexion and adduction of the wrist and weak flexion of the elbow.

This muscle extends, adducts, and rotates the arm medially at the shoulder.

This muscle allows flexion of the trunk, compression and support of the abdominal viscera, lateral flexion of the trunk, and rotation of the trunk to the same side.

This muscle extends the thigh, laterally rotates the thigh, and steadies the thigh.

This muscle extends and laterally rotates the thigh and braces the knee.

This muscle reinforces the vastus lateralis and provides site for muscle attachment.

This muscle medially rotates the thigh and extends the thigh at the hip.

This muscle flexes the leg and extends the thigh.

This muscle flexes and rotates the leg medially and extends the thigh.

This muscle flexes and rotates the leg medially and extends the thigh.

This muscle contracts the calf muscle to lift the heel by this tendon.