A&p I

Front 1

Which functional group has the major responsibility for producing a specific movement?

Back 1

Agonists

Front 2

Which of the following muscles is named for it's origin and insertion?

Back 2

sternocleidomastoid

Front 3

Which of the following is CORRECTLY matched?

Back 3

convergent arrangement of fascicles: fan shaped muscle

Front 4

Most skeletal muscles of the body act in _______.

Back 4

Third-class lever systems

Front 5

The major head flexor muscles are the _______.

Back 5

sternocleidomastoid muscles

Front 6

The main forearm extensor is the _____.

Back 6

triceps brachii

Front 7

The _____ muscles compress the cheeks to help keep food between the grinding surfaces of the teeth while chewing

Back 7

buccinators

Front 8

which are the most important muscles of inspiration (inhalation)?

Back 8

diaphragm

Front 9

Which of the following is a hamstring muscle?

Back 9

Biceps femoris

Front 10

which of the following muscles is innervated by the phrenic nerves?

Back 10

Diaphragm

Front 11

A reduction in the lateral angle of the glenohumeral joint in relation to the anatomical position would be called ______.

Back 11

adduction

Front 12

Movement of the shoulder laterally away from the body is called ______.

Back 12

Abduction

Front 13

The prime mover of hip extension is the _______.

Back 13

Gluteus maximus

Front 14

The tensor fascia late is involved in hip _____.

Back 14

abduction

Front 15

Muscles that act on the knee joint form most of the mass of the _____.

Back 15

Thigh

Front 16

To allow for flexion, the _____ unlocks the knee joint.

Back 16

Popliteus

Front 17

Muscles are only able to pull, never push.

Back 17

True

Front 18

Which of the following is NOT used as a criterion for naming muscles?

Back 18

Whether the muscle is controlled by the involuntary or voluntary nervous system

Front 19

Which is correctly matched?

Back 19

Rectus: straight

Front 20

When the tern biceps, triceps, or quadriceps forms part of a muscle's name, what does it tell you about the muscle?

Back 20

The muscle has two, three, or four origins, respectively

Front 21

The names of muscles often indicate the action of the muscle. What does the term levator mean?

Back 21

The muscle elevates and/or adducts a region

Front 22

If a lever operates at a mechanical disadvantage, it means that the ________.

Back 22

Load is far from the fulcrum and the effort is applied near the fulcrum

Front 23

What is the main factor that determines the power of a musle?

Back 23

The total number of muscle cells available for contraction

Front 24

What is the major factor controlling how levers work?

Back 24

The difference in the positioning of the effort, load, and fulcrum

Front 25

What are the levers that operate at a mechanical advantage called?

Back 25

Power levers

Front 26

Which of the following are motor areas of the cerebral cortex that lie in the posterior part of the frontal lobes and control voluntary movement?

Back 26

Primary motor cortex; premotor cortex; Broca's area; frontal eye field

Front 27

Patients who have lesions involving Broca's area _____.

Back 27

can understand language, but have difficulty speaking

Front 28

Which protective covering of the brain provides passageways for cerebrospinal fluid (CSF) to drain into superior sagittal sinus?

Back 28

arachnoid matter

Front 29

Which of the following is NOT a feature of the major spinal cord tracts (pathways)?

Back 29

memory

Front 30

What part of the spinal cord represents the collection of nerve roots at the inferior end of the vertebral canal?

Back 30

cauda equine

Front 31

Which of the following hypothalamic control centers would you predict is the LEAST important for survival?

Back 31

suprachiasmatic nucleus

Front 32

Which of the following is a characteristic of a coma but is NOT characteristic of sleep?

Back 32

Continuously reduces mitochondrial activity in brain neurons