★ Muscles and Movements Quiz
Which of the following statements is true about the sliding filament theory?
A. During contraction the H zone remains the same length
B. A cross-bridge is formed by troponin and tropomysin attaching to one another
C. A nerve impulse causes an action potential to spread across the muscle
D. ATP is released around the filaments, stimulating the muscle to contract
Select your answer:
Topics:
Clinical Pathology Dental Caries Homeostasis, Nutrition, Digestion & Absorption Circulatory and Lymphatic System Fainting and Nosebleed Foodborne Illness Sarcomere Anatomy Eczema Bone Shapes & Long Bone Anatomy Body Systems and Medical Sciences Systematic Bacteriology Body System Dermatosis Musculoskeletal/Endocrine Systems Nervous System/Endocrine SystemOther quiz:
Food and Nutrition › ViewDiffusion is speeded up because the part of the body where it occurs:
A. has a much higher temperature than the rest of the body
B. has a very large surface area
C. contains blood
D. contains faeces
Asthma › View
High exposure to airborne allergen is not risk factor for asthma
A. TRUE
B. FALSE