Which of the following is responsible for peristalsis?

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


C. Muscularis externa

Anatomy & Physiology

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As a long bone develops, the point where osteoblasts first replace calcified cartilage with spongy bone becomes the ________ center, from which further development proceeds.

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology

Subcellular structures such as _____ and _______ perform specific functions but are not enclosed in their own membrane

Cilia....flagella Inclusions... residual bodies Vacuoles .... Vesicles Ribosomes .... Centrioles

Anatomy & Physiology

Auditory impulses are transmitted by the _____ portion of the vestibulocochlear nerve

A. spiral B. cochlear C. vestibular D. ossicular E. tympanic

Anatomy & Physiology

Amino acids contain a central carbon atom adjacent to a(n) ________ group and a(n) ________ group.

A) carboxyl; phosphate B) nitrogenous; carboxyl C) nitrogenous; amino D) amino; carboxyl E) amino; phosphate

Anatomy & Physiology