Contraction of the left sternocleidomastoid causes the head to turn toward the right. What type of movement is this?
answer
Contralateral
question
What is the distal attachment of all three heads of the triceps brachii?
answer
Olecranon
question
Which of the following is the most lateral bone in the forearm?
answer
Radius
question
Which term refers to a muscle that prevents a bone from moving during an action?
answer
Fixator
question
What are the proximal attachments of the soleus? Check all that apply.
answer
Medial and lateral condyles of femur
Ischial tuberosity
question
The auditory ossicles include which of the following? Check all that apply.
answer
Hyoid
Mastoid
question
Muscles that dorsiflex the foot are found in which compartment of the leg?
answer
Anterior
question
The skeletal muscles are innervated by __________.
answer
spinal nerves and cranial nerves
question
What is the primary action of the masseter?
answer
Elevation of the mandible
question
Choose the incorrect statement regarding the general features of the vertebral column.
answer
INCORRECT:
The vertebral column consists of a chain of 30 vertebrae with intervertebral discs of fibrocartilage between most of them.
Why? Because there are 34
question
Which part of the ischium supports the body when sitting?
answer
Ischial tuberosity
question
Which bone is the weight-bearing bone of the lower leg (crural region)?
answer
Tibia
question
Choose the incorrect statement regarding the development of the skull from infancy through childhood
answer
INCORRECT:
The skull reaches about three-quarters its adult size by age 1
question
The action for the vastus lateralis muscle is to __________ the knee.
answer
extend
question
What is the action of the orbicularis oris?
answer
Closes and protrudes lips as in kissing
question
The concave surface of the ulna that wraps around the trochlea of the humerus is the __________ ___________.
answer
trochlear notch
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