What is the origin of the muscle labeled B?
a) upper lip
b) mandible
c) medial wall of orbit
d) skin at the corner of the mouth
e) skin of the eyebrow
c
Anatomy & Physiology
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Which outer layer of the blastocyst forms part of the placenta?
A. Trophoblast B. Embryoblast C. Yolk sac D. Amnion E. Blastocoel
Anatomy & Physiology
Collagenous and elastic fibers of the ________ make it possible for the skin to flex with movement of the body.
A. dermis B. subcutaneous C. epidermis D. fascia
Anatomy & Physiology
Which of the following is not a secondary sexual characteristic?
a. colored feathers b. body configuration c. sexual weaponry d. hair distribution e. sensory sensilla
Anatomy & Physiology
Urea is a by-product of the metabolism of
A. cholesterol. B. amino acids. C. sugars. D. fats.
Anatomy & Physiology