Which of the following muscles is the prime mover for frowning?
A. Orbicularis oculi
B. Mentalis
C. Risorius
D. Zygomaticus major
E. Depressor anguli oris
Answer: E
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The intermediate stage of cellular respiration
A. produces ATP and occurs in the cytosol. B. produces carbon dioxide and occurs in the mitochondria. C. requires Coenzyme A and occurs in the cytosol. D. produces pyruvate and occurs in the mitochondria.
The roof of the nasal cavity is formed by parts of the frontal bone.
a. true b. false
An individual has just ingested a chemical that binds irreversibly to the ACh receptors in the sarcolemma. By itself it does not alter membrane potential, yet prevents normal neurotransmitter binding. Ignoring the effects on any other system, the consequence to skeletal muscle would be ________.
Fill in the blank(s) with correct answer
Which secrete steroid hormones? select all that apply.
a) adrenal cortex b) ovary c) testes d) adrenal medulla e) liver