A&P Fall Final Review 2024

Front

Millions of __________ rub off your skin every day.

Back

Keratinocytes are the primary type of cell found in the epidermis, the outermost layer of skin. They are responsible for forming a protective barrier and are constantly shed and replaced.

Front

What are bones that are embedded in muscle or tendon classified as?

Back

Sesamoid bones are small, round bones that are embedded within tendons. They help to protect tendons from stress and wear.

Front

Divides the body into left and right portions.

Back

The sagittal plane is an anatomical boundary that divides the body into left and right sections.

Front

What body cavity is G?

Back

The thoracic cavity is the chamber of the body that is protected by the rib cage and contains the lungs and heart.

Front

The arm is ______ to the hand.

Back

Proximal means closer to the point of attachment or to the trunk of the body. In this case, the arm is proximal to the hand.

Front

What is the primary function of keratinocytes?

Back

Keratinocytes produce keratin, a protein that helps protect the skin and underlying tissues from damage, pathogens, and water loss.

Front

What type of bone is the patella?

Back

The patella is classified as a sesamoid bone, which is embedded in the tendon of the quadriceps muscle.

Front

What anatomical plane divides the body into anterior and posterior portions?

Back

The frontal (or coronal) plane divides the body into anterior (front) and posterior (back) sections.

Front

What is the function of melanocytes?

Back

Melanocytes are cells in the skin that produce melanin, the pigment responsible for skin color and protection against UV radiation.

Front

What is the difference between the abdominal and thoracic cavities?

Back

The thoracic cavity is located above the diaphragm and contains the heart and lungs, while the abdominal cavity is located below the diaphragm and contains digestive organs.