Musculoskeletal Flashcard

Front

What is the main muscle of the cheek?

Back

Buccinator

Front

What is the prime mover in inspiration?

Back

Diaphragm

Front

How can you identify a female pelvis?

Back

A female pelvis is generally wider and has a larger pelvic inlet compared to a male pelvis.

Front

What anatomical characteristic is not shared by all synovial joints?

Back

Fibrocartilage

Front

What are muscle fibers?

Back

Muscle fibers are the muscle cells that contain specialized organelles called myofibrils.

Front

What is the function of the masseter muscle?

Back

The masseter muscle is responsible for elevating the mandible (jaw) during chewing.

Front

What role do sensory nerve fibers play in synovial joints?

Back

Sensory nerve fibers provide proprioception and pain sensation in synovial joints.

Front

What is articular cartilage?

Back

Articular cartilage is a smooth, white tissue that covers the ends of bones in synovial joints, reducing friction.

Front

What are myofibrils?

Back

Myofibrils are long, thread-like structures within muscle fibers that contain the contractile proteins actin and myosin.

Front

What is the role of the diaphragm in respiration?

Back

The diaphragm contracts and flattens to increase the volume of the thoracic cavity, allowing air to flow into the lungs.