Pratice Exam 2

The muscles that perform radioulnar supination include all of the following except? Anconeus Biceps Brachii Supinator Brachioradialis

Anconeus

Strength differences between chin-up (palms toward face) and pull-up (palms away from face) greatly depends on the activity of the ______ (muscle). Biceps Brachii Triceps Brachii Pectoralis Major Brachialis

Biceps Brachii

Tightening a screw with a screwdriver using the right hand depends significantly upon the action of the _____. (Significantly means "strongest supinator") Biceps brachii Brachioradialis Supinator Triceps Brachii

Biceps brachii

During the upward phase of the bicep curl, what are the agonist muscles of the elbow? Biceps brachii, Brachialis, Brachioradialis Triceps, Anconeus Biceps Brachii, Brachioradialis, Supinator Pronator Teres, Pronator Quadratus, Brachioradialis

Biceps brachii, Brachialis, Brachioradialis

During the upward phase of the bicep curl, what is the contraction type? Concentric Eccentric Isometric

Concentric

During the upward phase of the lunge, what is the contraction type? Concentric Eccentric Isometric

Concentric

During the upward phase of a lunge, what is the joint action of the hip? Flexion Extension Abduction Adduction

Extension

Extreme _________________ of the spine is prevented in part by the spinous processes. Abduction Extension Flexion Lateral Flexion

Extension

Elbow stability is locked when at full _______ and unlocked at great than _________. Extension, 45 deg flexion Flexion, 45 deg Extension Extension, 20 deg Flexion none of the above

Extension, 20 deg Flexion

During the upward phase of a bicep curl, what is the joint action of the elbow? Flexion Extension Supination Pronation

Flexion

Which of the following is the sole action of the brachialis muscle? Weak flexion of the shoulder Flexion of the elbow Pronation from supinated position Supinated from a pronated position

Flexion of the elbow

When standing, anterior tilt of the pelvic girdle will cause ________ at the hips and ________ at the lumbar spine. Flexion, Flexion Flexion, Extension Extension, Flexion Extension, Extension

Flexion, Extension

Which of the following muscles performs adduction of the wrist? Extensor carpi radialis longus Plamaris Longus Flexor carpi ulnaris Flexor pollicis longus

Flexor carpi ulnaris

During the upward phase of the lunge, what are the agonist muscles? Erector Spinae, External Oblique, Internal Oblique Rectus Abdominis, Transverse Abdominis Gluteus Maximus, Biceps Femoris (long head), Semitendinosus, Semimembranosus Illiopsoas, Rectus Femoris

Gluteus Maximus, Biceps Femoris (long head), Semitendinosus, Semimembranosus

When performing pelvic girdle left transverse rotation, your left femur is __________ and your right femur is _____________. Internally Rotated, Internally Rotated Internally Rotated, Externally Rotated Externally Rotated, Externally Rotated Externally Rotated, Internally Rotated

Internally Rotated, Externally Rotated

It is difficult to extend the middle finger while keeping the other fingers in full flexion because extensor digitorum tendons are connected by ___________ (connective tissue). Flexor retinaculum Annular ligament Extensor retinaculum Juncturae tendinae

Juncturae tendinae

When standing on the left foot and attempting to abduct the right hip as much as possible, which of the following will most likely result? Left lateral pelvic tilt Posterior pelvic tilt Right lateral pelvic tilt Right transverse pelvic rotation

Left lateral pelvic tilt

While lying on your left side, which of the following muscles would not be concentrically active when attempting to place your right ear on your right shoulder? Left sternocleidomastoid Right Erector Spinae Right Splenius Capitis Right Sternocleidomastoid

Left sternocleidomastoid

Which of the following is not true regarding the hamstring muscle group? Provides static stability to the hip joint Responsible for knee flexion Located in posterior compartment of thigh Consists of 3 separate muscles

Provides static stability to the hip joint

Identify which statement is correct about the spine. Greatest movement between two vertebrae is between L5 and Sacrum Greatest strain on the spine occurs at the base of the skull The spine can extend more than it can flex The erector spinae group becomes becomes inactive at about 1/2 trunk flexion

The erector spinae group becomes becomes inactive at about 1/2 trunk flexion

The most commonly injured ligament in the elbow due to throwing is the _____. Ulnar Collateral Ligament Annular Ligament Radial Collateral Ligament Radioulnar Ligament

Ulnar Collateral Ligament

The wrist joint moves through the ______ plane about the _______ axis with ulnar deviation. transverse, longitudinal frontal, saggital sagittal, coronal frontal, frontal

frontal, saggital