These abdominal muscles are responsible for giving me my "six-pack." They also stabilize my pelvis when walking. They are the ___________ muscles.
A. quadriceps
B. internal intercostal
C. triceps femoris
D. rectus abdominis
Answer: D. rectus abdominis
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A many-layered epithelium with cuboidal basal cells and flat cells at its surface would be classified as ________
A) simple cuboidal B) stratified squamous C) simple squamous D) transitional
Which of these is a flexible , gelatinous structure having embedded kinocilia and stereocilia?
A. Utricle B. Vestibule C. Ampullary cupula D. Ampullary crest
During the depolarization phase of an action potential, which of the following situations exists?
A) The membrane is becoming less permeable to all ions. B) The inside of the membrane is becoming more negative with respect to the outside. C) The membrane potential remains constant. D) The inside of the membrane is becoming more positive with respect to the outside.
Define chemotaxis
A) Chemotaxis is the process of a phagocyte leaving a capillary by squeezing between adjacent endothelial cells. B) Chemotaxis is the attachment of the phagocyte to its target. C) Chemotaxis is the phagocyte movement in response to chemical stimuli. D) Chemotaxis is the destruction of the target by the phagocyte. E) Chemotaxis is the release of digestive chemicals by the phagocyte when the target is too large to be engulfed.