Skeleton

Front

What is the function of the jawbone?

Back

The jawbone, or mandible, is responsible for holding the lower teeth in place and enabling chewing and speaking.

Front

What bones make up the pelvis?

Back

The pelvis consists of two hip bones (coxal bones) that connect the spine to the lower limbs.

Front

What is the ulna?

Back

The ulna is one of the two long bones in the forearm, located on the side opposite the thumb, and it helps form the elbow joint.

Front

What are metatarsal bones?

Back

Metatarsal bones are the five long bones in the middle of the foot that connect the toes to the ankle.

Front

What is the role of the ribs in the human body?

Back

The ribs protect vital organs in the thoracic cavity, such as the heart and lungs, and assist in the breathing process.

Front

What is the sternum?

Back

The sternum, or breastbone, is a flat bone located in the center of the chest that connects to the ribs and helps protect the heart.

Front

How many bones are in the adult human skeleton?

Back

An adult human skeleton typically has 206 bones.

Front

What is the difference between the radius and ulna?

Back

The radius is the bone on the thumb side of the forearm, while the ulna is on the pinkie side.

Front

What are phalanges?

Back

Phalanges are the bones in the fingers and toes; each finger has three phalanges, while the thumb has two.

Front

What is the function of the femur?

Back

The femur, or thigh bone, is the longest bone in the body and supports the weight of the body during standing, walking, and running.