What protein is the principal component of skeletal muscle thick filaments?

A. actin
B. myosin
C. troponin
D. calmodulin
E. tropomyosin


B

Anatomy & Physiology

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If an animal cell has 18 chromosomes and undergoes mitosis, how many chromosomes would each daughter cell have?

A) 9 B) 36 C) 23 D) 18 E) It varies, but the total number in the two daughter cells will always add up to 18.

Anatomy & Physiology

Terminal and intramural ganglia are associated with the parasympathetic branch of the ANS

Indicate whether this statement is true or false.

Anatomy & Physiology

Which of the following is not a type of fascicle arrangement?

A) parallel B) palmate C) unipennate D) circular E) convergent

Anatomy & Physiology

Alpha2-adrenergic receptors on presynaptic axon terminals, when stimulated, cause ________.

A. increased release of norepinephrine B. decreased release of norepinephrine C. increased release of epinephrine D. decreased release of epinephrine

Anatomy & Physiology