HBS 1.1+1.2 review for EXTRA CREDIT

Front

What is a transverse, extra-articular, femoral neck fracture?

Back

A type of fracture that occurs in the femoral neck, characterized by a horizontal break that does not involve the joint surface.

Front

What does 'lateral' mean in anatomical terms?

Back

Refers to the side of the body, away from the midline.

Front

What is the sliding filament mechanism?

Back

A theory that explains how muscle fibers contract by the sliding of actin and myosin filaments past each other.

Front

What is the diaphysis of a bone?

Back

The long, tubular shaft of a long bone, which is primarily composed of compact bone.

Front

What is the orbicularis oculi muscle?

Back

A circular muscle around the eye that allows for closing the eyelids.

Front

What is the definition of 'ventral'?

Back

Refers to the front or belly side of the body.

Front

What is the role of the periosteum?

Back

A dense layer of vascular connective tissue enveloping the bones except at the surfaces of the joints.

Front

What is the function of the masseter muscle?

Back

It is a major muscle involved in the process of chewing, responsible for elevating the mandible.

Front

What is the difference between dorsal and ventral?

Back

Dorsal refers to the back side of the body, while ventral refers to the front or belly side.

Front

What is the all or none principle in muscle contraction?

Back

The principle stating that a muscle fiber will contract fully or not at all when stimulated.