#1
Which of the following is a characteristic feature of Muscular Dystrophy?
Muscle weakness and degeneration
ExplanationMuscular Dystrophy is characterized by progressive muscle weakness and degeneration.
#2
Which type of Muscular Dystrophy primarily affects males and usually appears in early childhood?
Duchenne Muscular Dystrophy
ExplanationDuchenne Muscular Dystrophy predominantly affects males and typically manifests in early childhood.
#3
Which of the following is NOT a type of Muscular Dystrophy?
Amyotrophic Lateral Sclerosis
ExplanationAmyotrophic Lateral Sclerosis is not classified as a type of Muscular Dystrophy.
#4
Which of the following muscles is typically affected first in Duchenne Muscular Dystrophy?
Quadriceps
ExplanationQuadriceps muscles are typically affected first in Duchenne Muscular Dystrophy.
#5
Which of the following types of Muscular Dystrophy is characterized by muscle stiffness and difficulty relaxing after contraction?
Myotonic Dystrophy
ExplanationMyotonic Dystrophy is characterized by muscle stiffness and difficulty relaxing after contraction.
#6
What is the inheritance pattern of Duchenne Muscular Dystrophy?
X-linked recessive
ExplanationDuchenne Muscular Dystrophy follows an X-linked recessive pattern of inheritance.
#7
Which of the following proteins is primarily affected in Duchenne Muscular Dystrophy?
Dystrophin
ExplanationDystrophin is the protein primarily affected in Duchenne Muscular Dystrophy.
#8
What is the most common type of Muscular Dystrophy in adults?
Myotonic Dystrophy
ExplanationMyotonic Dystrophy is the most common type of Muscular Dystrophy in adults.
#9
Which of the following is a characteristic feature of Myotonic Dystrophy?
Cataracts
ExplanationCataracts are a characteristic feature of Myotonic Dystrophy.
#10
Which type of Muscular Dystrophy is characterized by weakness and wasting of muscles in the shoulders, upper arms, and lower legs?
Facioscapulohumeral Muscular Dystrophy
ExplanationFacioscapulohumeral Muscular Dystrophy is characterized by weakness and wasting of muscles in the shoulders, upper arms, and lower legs.
#11
What is the typical progression of Duchenne Muscular Dystrophy?
Loss of walking ability by early teens and eventual confinement to a wheelchair
ExplanationDuchenne Muscular Dystrophy typically progresses to loss of walking ability by early teens, leading to confinement to a wheelchair.
#12
What is the primary cause of death in individuals with Duchenne Muscular Dystrophy?
Respiratory failure
ExplanationRespiratory failure is the primary cause of death in individuals with Duchenne Muscular Dystrophy.
#13
What is the role of dystrophin in muscle cells?
It provides structural support to the sarcolemma.
ExplanationDystrophin provides structural support to the sarcolemma in muscle cells.
#14
Which of the following is a potential treatment approach for Muscular Dystrophy?
All of the above
ExplanationVarious treatment approaches, including physical therapy, medication, and gene therapy, can be utilized for Muscular Dystrophy.
#15
Which of the following is a common symptom of Emery-Dreifuss Muscular Dystrophy (EDMD)?
Cardiac conduction defects
ExplanationCardiac conduction defects are a common symptom of Emery-Dreifuss Muscular Dystrophy (EDMD).