Worksheets7.2 Musculoskeletal System
Total questions: 23
Worksheet time: 12mins
This is a principal muscle of the anterior upper leg.
Pectoralis major
Trapezius
Quadriceps femoris
Triceps
Gastrocnemius
The bone found often referred to as the knee cap is called?
Pavlova
Paella
Paloma
Patella
Which bone is the longest in the human body?
Tibia
Radius
Ulna
Femur
The collarbone is also known as the:
Scapula
Clavicle
Sternum
Mandible
All of the following have exoskeletons EXCEPT
Lobsters
Spiders
Insects
Earthworms
Centipedes
The bone that forms the upper jaw is called the:
Zygomatic bone
Maxilla
Mandible
Nasal bone
How many bones are there in the adult human body?
150
306
206
250
This muscle is located on the upper back and shoulder.
Pectoralis major
Trapezius
Quadriceps femoris
Triceps
Gastrocnemius
The vertebrae are part of which section of the human skeleton?
Appendicular skeleton
Axial skeleton
Visceral skeleton
Longitudinal skeleton
Which of the following is NOT a function of the human skeleton?
Protection
Blood production
Storage of minerals
Structure
Respiration
Which of the following bones is NOT found in the arm?
Humerus
Radius
Femur
Ulna
Which of the following bones is NOT part of the human skull?
Clavicle
Maxilla
Mandible
Occipital bone
Breaking actin-myosin bonds requires
ATP
ADP
Calcium
Phosphorus
Sodium
This muscle opposes the biceps.
Pectoralis major
Trapezius
Quadriceps femoris
Triceps
Gastrocnemius
This is a toe bone.
Clavicle
Lumbar vertebra
Tibia
Metatarsal
Metacarpal
What type of joint allows the widest range of movement?
Hinge joint
Pivot joint
Ball and socket joint
Fixed joint
A crustacean has which of the following structural systems?
Cartilaginous
Bone
Hydrostatic
Chitinous
None of these
Osteoclasts function in bone remodeling to
Free mineral ions
Stimulate blood cell formation
Accelerate bone repair
Lay down a bony matrix
Do all of these
Which of the following is an example of a fibrous joint?
Skull plates
Humerus to the scapula
Leg bone connected to the hip bone
Teeth connected to the jaw
All of these
The axial skeleton includes all EXCEPT which of the following?
Skull
Ribs
Pectoral girdle
Sternum
Vertebral column
Muscle cells are not typical cells because
Groups of them fuse in the embryo to form multinucleated fibers
They contain actin proteins
They contain myosin proteins
They respond to stimuli
All of these are true
During muscle contractions,
The sarcomeres shorten
The actin filaments slide over the myosin filaments
The actin filaments move toward the middle of the sarcomere during contraction and away on relaxation
The muscle fibers thicken
All of these occur
When a sarcomere is at rest, the myosin binding sites on actin are blocked by
Calcium
Troponin
Tropomyosin
The myosin heads
ADP
