Explain long-loop negative feedback.

Distinguish between the two members of each of the following pairs:
End-systolic volume and end-diastolic volume

List the six hormones of the anterior pituitary gland; give an action of each. Which ones are trophic hormones?

Candidate hormones often have the word ________ as part of their name.

Decide if given of the following characteristics applies best to peptide hormones (P), steroid hormones (S), both classes (B), or neither class (N).
Often have a lag time of 90 minutes before effects are noticeable

When two hormones work together to create a result that is greater than additive, that interaction is called _______, When hormone A must both be present to achieve full expression of hormone B, that interaction is called ________ When hormone activities oppose each other, that effect is called ______ .

What is the proper term for given of the following?
number of heart contractions per minute

What happens to the action potential of a myocardial autorhythmic cell if tetrodotoxin, which blocks voltage-gated $Na^{+}$ channels, is applied to the cell?

Match the following researchers with their experiments: \

Where is the SA node located?

A hormone that controls the secretion of another hormone is known as a(n) ______ hormone.

Occasionally an ectopic pacemaker {ektopos, out of place} develops in part of the heart’s conducting system. What happens to heart rate if an ectopic atrial pacemaker depolarizes at a rate of 120 times per minute?

List five endocrine glands, and name one hormone secreted by each. Give one effect of each hormone you listed.

Put the following steps for identifying an endocrine gland in order:
a. Purify the extracts and separate the active substances.
b. Perform replacement therapy with the gland or its extracts and see if the abnormalities disappear.
c. Implant the gland or administer the extract from the gland to a normal animal and see if symptoms characteristic of hormone excess appear.
d. Put the subject into a state of hormone deficiency by removing the suspected gland and monitor the development of abnormalities.