What is the role of calcium ions in muscle contraction?
A. Initiate muscle relaxation
B. Activate troponin to expose binding sites on actin
C. Generate ATP for cross-bridge formation
D. Stabilize the sarcomere structure
Select your answer:
Topics:
Bacteria Structure Health Unit Coordinating ADVBIO Genetics Axial & Appendicular Skeleton Cell and Muscle Histology Dermis Immunology IBD Medication Administration Disabilities Cell Biology & Biotechnology Pollution Economic importance of Bacteria Bone Physiology Compact Bone Cells and Organ SystemsOther quiz:
Cell Theory and Microbiology › ViewCell theory states
1. ???
2. Cells are the basic unit of structure and function to living things
3. All cells are produced from other cells
A. All cells are prokaryotic
B. All living things are made of cells
C. All cells get rid of waste
D. All cells need food and water
Unintentional Injuries › View
You are giving first aid to a person with a muscle, bone or joint injury. Emergency medical services (EMS) has been called. What should you do until they arrive?
A. Bandage the injured body part.
B. Apply cold if the person can tolerate it, and watch the person for signs and symptoms of shock.
C. Splint the injury to immobilize it.
D. All of the above