In skeletal muscle cells, calcium initiates contraction by binding to

A. actin.
B. tropomyosin.
C. the thick filament.
D. myosin.
E. troponin.


Answer: E

Anatomy & Physiology

You might also like to view...

When a skin wound is healing, cell contact on all sides is a strong stimulus for cell division

Indicate whether this statement is true or false.

Anatomy & Physiology

. Which duct transports bile to and from the gallbladder?

A. Common bile duct B. Pancreatic duct C. Hepatopancreatic duct D. Cystic duct E. Hepatic duct

Anatomy & Physiology

The collecting ducts and distal convoluted tubules

A. collect filtrate from Bowman capsule. B. actively transport Na+ but not Cl?. C. do not alter their permeability to water. D. vary in their permeability to water relative to the amounts of ADH present. E. reabsorb glucose.

Anatomy & Physiology

The ________ is not found in the elbow

A) humeroradial joint B) proximal radioulnar joint C) humeroulnar joint D) anular ligament E) distal radioulnar joint

Anatomy & Physiology