Question | Answer |
The neurotransmitter __________ is vital to proper muscle functioning | Acetylcholine |
Muscles that are concerned with bracing actions are called __________. | Fixators |
Which of the following is NOT a function of skeletal muscle?
•Participates in the transport of oxygen in the blood to the tissues.
•Maintains posture
•Generates heat
•Produces movement | Participates in the transport of oxygen in the blood to the tissues |
A fascicle is wrapped by a layer of connective tissue called | Perimysium |
Consider the two types of muscle contractions described in this chapter; in __________ contractions, the muscle may shorten and movement may occur | Isotonic |
The essential function of any muscle is to __________. | Contract |
Referring to the muscle attachment to bones, the __________ is the immovable attachment site | Origin |
The endomysium is a delicate connective tissue sheath that surrounds a/an __________. | Skeletal Muscle fiber |
The muscle that is mainly responsible for a particular movement is known as the __________. | Prime Mover |
The muscle that facilitates flexion of the forearm is the __________. | Biceps brachii |
The plasma membrane of a muscle cell is most usually termed a | Sarcolemma |
A fascicle is wrapped by a layer of connective tissue called __________. | Perimysium |
Although ATP provides the energy for muscle contraction, __________ must also be present for muscle fibers to slide properly during contraction | Calcium |
An important medical injection site in the hip is the __________. | gluteus medius |
The bending or movement of a limb toward the midline of the body is known as __________. | Adduction |
The anatomical term for a muscle cell, in skeletal and smooth muscle tissues, is __________. | Muscle fiber |
In a skeletal muscle fiber, the sarcomere is a repetitive unit that consists of the entire region between the __________. | z discs |