This and That
Such and Such
Here and There
Yes and No
Miscellaneous
100
An entire skeletal muscle is covered by a thin layer of connective tissue called:
What is epimysium
100
The contractile unit of a myofibril is the:
What is sarcomere
100
Pushing against a wall is an example of which type of contraction
What is isometric
100
define a fixator muscle
What is a muscle or group of muscles that act as joint stabilizers
100
Action of the masseter
What is closes jaw
200
Muscles that are arranged like the feathers in a plume are described as
What is bipennate
200
Myosin heads are also called the:
What are cross bridges
200
The origin of a muscle is the place that:
What is does not move during muscle movement; where a muscle starts
200
The __________ is similar to the ER organelle in a muscle cell.
What is sarcolemma
200
Action of the biceps brachii
What is flex forearm
300
Antagonists muscles are muscles that:
What is oppose prime movers
300
What is an isometric contraction?
What is when the muscle length remains the same as the tension increases
300
The Latent period is
What is right before the muscle contracts
300
A tube formed by the inward extension of the cell membrane is called a(n)
What is a T-tubule
300
action of the pectoralis major
What is adduct and flexes arm
400
What are the 3 general functions of a muscle? a. movement c. heat production b. protection d. posture
What is movement, heat production, and posture
400
Increase in muscle size is called:
What is hypertrophy
400
define insertion
What is the attachment site that moves during muscle contractions; stop to a muscle
400
Two types of filaments are ____________________and ______________________.
What are actin and myosin
400
action of the sartorius
What is flexes hip and rotates leg
500
Which myofilament is known as the “thick” protein strand?
What is myosin
500
A decrease in muscle size due to lack of activity
What is atrophy
500
define synergistic muscle
What is a muscle or group of muscles that contract with the prime mover
500
Where are troponin and tropomyosin found?
What is on the actin filament
500
action of the biceps femoris
What is flexes knee and extends hip/thigh
M
e
n
u