Skeletal System Quiz Welcome to your Skeletal System Quiz. Test your knowledge and challenge yourself with our questions. The quiz consists of 50 MCQs. What is the primary function of the skeletal system? Protection Blood circulation Digestion Movement None Which type of bone is long and cylindrical, such as the femur? Flat bone Short bone Long bone Irregular bone None What is the tough membrane that covers bones and is responsible for bone growth and repair? Cartilage Synovium Marrow Periosteum None Which bone in the human body is also known as the collarbone? Humerus Radius Clavicle Scapula None Where can you find spongy bone in a long bone? In the marrow cavity On the outer surface In the epiphysis In the diaphysis None How many vertebrae are there in the human spine? 12 24 33 206 None Which of the following is not a function of the skeletal system? Regulation of body temperature Storage of minerals Production of blood cells Support and protection None Which bone is commonly referred to as the kneecap? Tibia Femur Fibula Patella None What is the process by which bone is formed and repaired? Ossification Resorption Calcification Atrophy None The skeletal system is primarily composed of which tissue type? Connective tissue Epithelial tissue Muscle tissue Nervous tissue None Which hormone is responsible for regulating calcium levels in the blood and bone? Thyroid hormone Estrogen Parathyroid hormone (PTH) Testosterone None Which bone in the human body is commonly referred to as the "collarbone"? Clavicle Sternum Humerus Scapula None Which bone in the human body is commonly referred to as the "tailbone"? Sacrum Atlas Coccyx Pelvis None What is the purpose of the bony projections called "processes" on bones? To provide cushioning To store minerals To aid in blood cell production To attach muscles and ligaments None Which bone in the human body is commonly referred to as the "breastbone"? Clavicle Rib Sternum Scapula None Which of the following is NOT a function of the axial skeleton? Movement of the limbs Protection of internal organs Blood cell production Support of the body's weight None What is the name of the bone located in the upper arm, between the shoulder and the elbow? Humerus Radius Ulna Femur None What is the name of the connective tissue that holds bones together at a joint? Periosteum Tendon Cartilage Ligament None Which bone in the human body is responsible for supporting the tongue and allowing for speech? Mandible Zygomatic bone Hyoid bone Maxilla None Which bone in the human body is commonly referred to as the "thighbone"? Humerus Radius Femur Tibia None Which of the following is a common site for taking a bone marrow sample? Sternum Femur Tibia All of the above None Which of the following is NOT a function of cartilage in the skeletal system? Cushioning joints Providing flexibility Blood cell production Reducing friction None Which bone in the human body is commonly referred to as the "hammer"? Malleus Phalanx Stapes Incus None Which of the following is smallest bone in the human body? Malleus Phalanx Stapes Incus None Which bone in the forearm is located on the same side as the thumb? Ulna Humerus Radius Femur None How many bones are there in rib cage? 25 27 35 37 None What is the primary mineral found in bones that gives them their hardness? Calcium Potassium Magnesium Iron None Which bone is commonly known as the "funny bone"? Radius Femur Humerus Ulna None What is the name of the condition where the spine curves sideways in an "S" or "C" shape? Arthritis Kyphosis Scoliosis Lordosis None Which bone is commonly known as the shinbone? Tibia Radius Femur Fibula None Which of the following bones is NOT part of the human skull? Maxilla Occipital Temporal Atlas None What is the purpose of red bone marrow? Red Blood Cells Production White Blood Cells Production Platelets All of the above None Which bone forms the base of the spine and is composed of five fused vertebrae? Sacrum Axis Atlas Coccyx None Which part of a bone contains the blood vessels and nerves that nourish the bone tissue? Epiphysis Diaphysis Marrow cavity Periosteum None Which of the following cells is responsible for bone resorption and remodeling? Osteoblasts Chondrocytes Osteoclasts Osteocytes None Which bone is the largest sesamoid bone in the human body? Patella Coccyx Hyoid bone Pisiform None In the context of bone development, what is the role of the epiphyseal plate? It produces red blood cells It allows for longitudinal bone growth It forms spongy bone It protects the joint None What is the term for the gradual loss of joint space and articular cartilage that occurs with aging and is a common cause of joint pain and stiffness? Osteogenesis Osteoarthritis Osteomyelitis Osteopenia None Which bone in the human body is responsible for protecting the brain and forming the forehead? Parietal bone Occipital bone Frontal bone Temporal bone None What is the name of the tough, fibrous connective tissue that attaches muscles to bones? Ligament Tendon Cartilage Synovium None Which type of rib is attached to the sternum indirectly via the costal cartilage of the rib above it? True ribs False ribs Floating ribs None of the above None Which ribs are also known as "floating ribs" because they do not attach to the sternum or costal cartilage directly? First two pairs All ribs attach to the sternum directly Middle pairs (3rd to 8th) Last two pairs None What is the purpose of the costal cartilage in the ribcage? To provide flexibility to the ribs To protect the ribs from injury To allow for easy movement during breathing To attach the ribs to the sternum None The scapula has a socket-like depression called the glenoid cavity that articulates with which bone to form the shoulder joint? Clavicle Sternum Radius Humerus None The scapula is a flat, triangular bone located on the posterior side of the body and is commonly referred to as the: Collarbone Hip bone Shoulder blade Ribcage None The pectoral girdle is not directly attached to the axial skeleton. Instead, it is connected to the axial skeleton through which bone? Sternum Pelvic girdle Vertebrae Ribcage None What is the function of the acromion process of the scapula? To provide attachment for the biceps muscle To articulate with the clavicle To articulate with the humerus To protect the spinal cord None What is the name of the hole in the occipital bone through which the spinal cord passes and connects to the brain? Foramen magnum Ethmoid foramen Optic foramen Mastoid foramen None Which cranial bone is known as the "keystone" of the cranium because it articulates with all other cranial bones? Sphenoid bone Maxilla Zygomatic bone Ethmoid bone None Which part of the pelvic girdle forms the socket that articulates with the femur to create the hip joint? Ilium Acetabulum Ischium Pubis None 1 out of 5 Please fill in the comment box below. Time's up
