Explain why chemical reactions in the body are often irreversible

What will be an ideal response


Chemical reactions that release energy cannot be reversed unless energy is put back into the system. Also, some reactions produce molecules in excessive quantities (like CO2 and NH4 ) that the body then eliminates, but which are needed to reverse a reaction.

Anatomy & Physiology

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Which of the following is normally the greatest source acting against blood flow?

A) vascular resistance B) venous pressure C) viscosity of blood D) vessel length E) turbulence

Anatomy & Physiology

Connective tissue layers that lies between serous membranes and deep fascia is called

A) subcutaneous layers. B) mucous fascia. C) subserous fascia. D) superficial fascia. E) deep fascia.

Anatomy & Physiology

Given that a secondary oocyte only survives about 24 hours if it is not fertilized, where does fertilization normally occur?

A. Uterine tube B. Ovary C. Uterus D. Vagina

Anatomy & Physiology

All of the following are bones of the wrist EXCEPT the ________

A) medial cuneiform B) scaphoid bone C) trapezium D) hamate

Anatomy & Physiology