Appendicular Skeleton and Related Concepts

The video tutorial covers the appendicular skeleton, which consists of 126 bones primarily involved in movement. It explains the pectoral and pelvic girdles, detailing their components and functions. The tutorial also describes the bones of the upper and lower limbs, including the humerus, ulna, radius, femur, tibia, and fibula, as well as the bones of the wrist and hand, such as the carpals, metacarpals, and phalanges. The video emphasizes the importance of these bones in forming joints and facilitating movement.

What is the primary function of the appendicular skeleton?

• Storing minerals

• Protection of internal organs

• Facilitating movement

• Producing blood cells

Which two bones make up the pectoral girdle?

• Clavicle and scapula

• Humerus and ulna

• Radius and ulna

• Femur and tibia

What is the function of the glenoid cavity?

• Connects to the clavicle

• Supports the rib cage

• Forms the shoulder joint with the humerus

• Articulates with the femur

What is the name of the rough bump on the humerus that sticks out laterally?

• Lateral epicondyle

• Medial epicondyle

• Lesser tubercle

• Greater tubercle

Which bone is known as the 'funny bone'?

• Ulna

• Humerus

• Radius

• Scapula

What connects the ulna and radius in the forearm?

• Interosseous membrane

• Trochlear notch

• Radial tuberosity

• Olecranon process

Which bone is the medial bone of the forearm in anatomical position?

• Radius

• Scapula

• Ulna

• Humerus

What is the function of the acetabulum in the pelvic girdle?

• Articulates with the tibia

• Connects to the sacrum

• Forms the hip joint with the femur

• Supports the vertebral column

Which bone is the weight-bearing bone of the lower leg?

• Patella

• Tibia

• Femur

• Fibula

How many phalanges are there in one foot?

• 12

• 14

• 10

• 16