When each hemoglobin molecule binds with four molecules of oxygen, the end product is __________.

a. carbon monoxide
b. oxyhemoglobin
c. carbaminohemoglobin
d. carbon dioxide


Answer: b. oxyhemoglobin

Anatomy & Physiology

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The membrane-bound "middleman" that acts as an intermediary between the receptor and adenylate cyclase in the cAMP second-messenger system is a(n) ____________________

Fill in the blank(s) with correct word

Anatomy & Physiology

What is the crista ampullaris associated with?

A. Static equilibrium when standing still B. Static acceleration in linear acceleration C. Dynamic equilibrium in angular acceleration D. Hearing high-pitch sounds E. Vision related to color

Anatomy & Physiology

A byproduct of protein catabolism, ________ constitutes approximately one-half of all nitrogenous waste.

A. ammonia B. urea C. uric acid D. azotemia E. creatinine

Anatomy & Physiology

Which nerve is involved when a dancer points his/her toes?

A. tibial B. femoral C. obturator D. pudendal E. common fibular (peroneal)

Anatomy & Physiology