Human Anatomy Appendicular skeleton

Front

What is the appendicular skeleton?

Back

The appendicular skeleton consists of the bones of the limbs and the girdles that attach them to the axial skeleton. It includes the shoulder girdle, pelvic girdle, and the bones of the arms and legs.

Front

What is the function of the patella?

Back

The patella, or kneecap, protects the knee joint and improves the leverage of the thigh muscles during leg extension.

Front

What bone is known as the thigh bone?

Back

The femur is known as the thigh bone and is the longest bone in the human body.

Front

What are the three bones that make up the coxal bone?

Back

The coxal bone is made up of three bones: the ilium, ischium, and pubis.

Front

What is the role of the clavicle in the appendicular skeleton?

Back

The clavicle, or collarbone, connects the arm to the body and helps stabilize the shoulder.

Front

What is the acromial end of the clavicle?

Back

The acromial end of the clavicle is the lateral end that articulates with the acromion of the scapula.

Front

What is the significance of the tibial tuberosity?

Back

The tibial tuberosity is a bony prominence on the tibia where the patellar ligament attaches, playing a crucial role in knee extension.

Front

What is the function of the fibula?

Back

The fibula is a slender bone located next to the tibia that provides stability to the ankle and supports muscles of the lower leg.

Front

What is the acetabulum?

Back

The acetabulum is the socket of the hip joint, where the femur articulates with the coxal bone.

Front

What is the difference between the ischium and the pubis?

Back

The ischium is the lower, posterior part of the coxal bone, while the pubis is the anterior part that forms the front of the pelvis.