Bones and Stuff
What is Hematopoiesis ?
Forming of blood cells
What occurs to muscles as a result of atrophy?
The size of the muscle decreases
An abnormal side-to-side curve in the vertebral column is called what?
What is scoliosis
Which substance is released from the endoplasmic reticulum after a nerve stimulates the muscle fiber?
Myoglobin
ATP
Calcium
Sarcomeres
The muscle's attachment to the more stationary bone is called its ____________.
1.Insertion
2. Origin
3. Synergist
4. Tendon
1.Epiphysis
2.Diaphysis
3.Medullary Cavity
4. Periosteum
Which of the following is not a form of inflammatory arthritis
Osteoarthritis
Gouty
Infectious
Rheumatoid arthritis
The region of the vertebral column that contains the most bones
Cervical?
Thoracic?
Lumbar?
Muscular disorders are categorized under a general term, what is that term?
Strains
Tissue Tears
Myopathies
Strains
Dorsiflexion and plantar flexion refer to ____________ movements.
1. Neck
2. Knee
3. Wrist
4. Ankle
What are the functional cells of the skeletal system?
Osteons
Another name for a compound fracture is a(n) _____ fracture. ?
Closed
Open
Commuted
Greenstick
Which type of muscle tissue contains intercalated discs?
Skeletal
Cardiac
Smooth
The supinator and pronator muscles:
1.Change the position of the hand and wrist
2.Have their origin on the sternum and clavicle
3.Act synergistically with the sternocleidomastoid muscles
4.Are located in the lower extremities
The human is able to maintain body position or posture by a specific type of skeletal muscle contraction called _______.
1. Twitch contraction
2. Prime mover
3. Muscle tone
4. Threshold stimulus
What is the name of cartilage cells
Chondrocytes
What condition is caused by insufficient vitamin D in infants and children?
Chest pain
Rickets
Osteomyelitis
Osteoporosis
The movement that is opposite of flexion is:
Extension
Which muscles are located between the ribs and help to move the rib cage during breathing?
1.Costal cartilage
2.Diaphragm
3.Serratus anterior
4.Intercostal muscles
What is the cause of myasthenia gravis?
1. Myocardial infarction
2. Autoimmune condition
3. Kidney failure
4. It results from a pulmonary embolus
Bone-building cells are called what?
Osteoblasts
Which type of muscle tissue contains intercalated discs?
Skeletal
Cardiac
Smooth
intestinal muscle
Which of the following is not a primary function of the muscular system?
Producing heat to maintain body temperature
Movement
Producing heat to maintain body temperature
Protection of internal organs
The sarcomere is the functional unit of_______muscle.
1,Smooth
2.Skeletal
3.Blood vessel
4.Cardiac
A membrane that lines a closed body cavity is most likely what kind of membrane.
Serous