Muscles and Bones 

26. Which muscle is responsible for extending the wrist?

a) Flexor carpi radialis

b) Extensor carpi radialis

c) Flexor carpi ulnaris

d) Extensor carpi ulnaris

27. Which bone connects the scapula to the upper arm?

a) Humerus

b) Ulna

c) Radius

d) Clavicle

28. Which muscle is responsible for rotating the head?

a) Sternocleidomastoid

b) Trapezius

c) Levator scapulae

d) Splenius capitis

29. Which bone is commonly known as the kneecap?

a) Patella

b) Femur

c) Tibia

d) Fibula

30. Which muscle is responsible for flexing the elbow joint?

a) Biceps brachii

b) Triceps brachii

c) Brachialis

d) Brachioradialis