Which structure stores calcium?

A) Mitochondrion
B) T-tubule
C) Thin filament
D) Sarcoplasmic reticulum


Answer: D

Anatomy & Physiology

You might also like to view...

A flagellum moves a cell through a fluid medium. What moves the fluid medium across the surface of cells that are not free to move?

A) centrioles B) endoplasmic reticulum C) cilia D) ribosomes E) thick filaments

Anatomy & Physiology

Opsonization, the process in which some pathogens are coated with antibodies and complement proteins, is representative of which antibody function?

A) activation of complement B) agglutination C) neutralization D) enhancement of phagocytosis E) stimulation of inflammation

Anatomy & Physiology

Insects have a feedforward activity for regulating pH in anticipation of increased activity

Indicate whether the statement is true or false

Anatomy & Physiology

Which of the following is responsible for peristalsis?

A. Pharyngeal constrictors B. Muscularis mucosae C. Muscularis externa D. Gastric rugae E. Mesothelium

Anatomy & Physiology