Which of the following statements concerning HCl in the stomach is correct?

a. It inactivates salivary amylase and the pancreatic enzymes.
b. It activates pepsinogen.
c. It establishes a low pH in the stomach.
d. It is secreted by oxyntic cells.
e. All of the above.


E

Anatomy & Physiology

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Atrial natriuretic peptide (ANP) inhibits the release of aldosterone, ADH, and renin

Indicate whether this statement is true or false.

Anatomy & Physiology

A compound action potential is recorded using electrodes on a nerve. How does a nerve differ from an axon? Amplitude and duration of a compound action potential vary according to the stimulus intensity applied to the nerve. Given that there is no such variation in the action potential of a single axon, how can you explain this?

What will be an ideal response?

Anatomy & Physiology

Plasma cells are responsible for ____________________.

cellular immunity humoral immunity antibody production both A and C are correct none of the choices are correct

Anatomy & Physiology

Changes in the rate and depth of breathing are regulated primarily by the:

A) pH of venous blood. B) pH of the CSF. C) saturation of oxygen and hemoglobin. D) amount of oxygen in the blood plasma.

Anatomy & Physiology