anatomy & physiology - muscular system gross anatomy
A muscle that extends both the wrist and the index finger is the
extensor indicis.
A synergist is
a group of muscles that work together to cause movement.
Which of the following is found in the posterior group of forearm muscles?
abductor pollicis longus
Of the following muscles of the thigh, which one is on the posterior side?
biceps femoris
The depressor anguli oris muscle
contributes to pouting.
Contracting the trapezius muscle would
extend and laterally flex the neck.
Which muscle everts and plantar flexes the foot?
fibularis brevis
The rotator cuff muscles
hold the head of the humerus in the glenoid fossa of the scapula.
In the body's lever systems, the
joint represents the fulcrum point.
Label muscle "B" on the diagram. (facial muscles side profile)
masseter
Which of the following muscles is involved in chewing gum?
masseter
Label muscle "E" on the diagram. (facial muscles side profile)
orbicularis oculi
Which of the following muscles of the chest has its insertion on the humerus?
pectoralis major
Which of the following is a group of four muscles in the anterior thigh?
quadriceps femoris
The term "shin splints" is applied to
stress fractures of the tibia 2 to 5 cm distal to the knee.
Which muscle fixes the clavicle or elevates the first rib?
subclavius
Of the following muscles of the forearm, which one rotates the forearm to turn the palm upwards?
supinator
Label muscle "A" on the diagram. (facial muscles side profile)
temporalis
The orbicularis oculi muscle
causes crow's feet wrinkles.
The flexion of the elbow represents a
class III lever system.