Disorders of the Muscular System
Joe notices bulging in the lower quadrant of his abdomen after lifting weights. What is the most likely diagnosis for Joe?
Hernia
Sitting erect in your desk chair and walking without hunching the shoulders demonstrates which muscular system function?
Posture
Which is a muscle on the posterior portion of the upper arm?
Triceps brachii
Moving the arm away from the midline of the body is:
Abduction
Anaerobic exercises performed over prolonged periods without adequate rest will cause a/an:
buildup of lactic acid
Which condition involves tearing of muscle fibers and bleeding within the muscle belly?
Strain
When a gymnast Jayden, performs a head stand, what characteristic of muscles describes what is happening to her chest and shoulder muscles?
Contractibility
Which muscle is on the posterior aspect of the lower leg (calf)?
Gastrocnemius
The muscle found on the dorsal side of the upper leg is _____________________.
Hamstrings
The medical term that means to chew:
Mastication
What musculoskeletal condition is often characterized by chronic pain and muscle soreness, fatigue, forgetfulness, and mood swings?
Fibromyalgia
A band of fibrous connective tissue that attaches muscle to bone is a?
Tendon
Which muscle covers the shoulder?
Deltoid
What muscle enables chewing:
Masseter
Special circular muscles that open and close to allow passage of substances:
Sphincter
A muscular system disorder that is caused by a bacterial infection and whose symptoms are painful tightening of the muscles, usually all over the body is:
Tetanus
The medical term myo- means:
Muscle
What is the muscle on the front of the upper arm?
Biceps brachii
What muscle raises the corners of mouth? (smile muscle)
Zygomaticus major
Muscle that extends the lower arm:
Triceps brachii
Kaveri's leg has been in a cast for four weeks due to a fracture. Her physician ordered physical therapy after the cast is removed to treat:
Muscle Atrophy
Declan stretches every night after running. What is the desired outcome for his muscles?
Extensibility
The major muscle in the lower back is the called the:
Latissimus dorsi
What muscle provides the ability to flex and turn the head?
Sternocleidomastoid
What muscle abducts and rotates the thigh:
Gluteus maximus