The ultimate function of the circulatory system is accomplished by the heart

Indicate whether the statement is true or false


F

Anatomy & Physiology

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Nonessential amino acids:

a. are not used by the body b. can be made by the body from other substances c. are used only for catabolism d. are found only in plant proteins

Anatomy & Physiology

The main location(s) for lymph nodes is _____. Select one:

a. axillary region b. cervical region c. inguinal region d. all choices

Anatomy & Physiology

Which of the following describes a function of cerebrospinal fluid?

1. Mechanical protection 2. pH homeostasis 3. Circulation a) 1 only b) 2 only c) 3 only d) Both 1 and 2 e) All of these choices

Anatomy & Physiology

During the absolute refractory period which of the following is true?

A) The signal grows weaker with distance. B) It is possible to trigger a new action potential, but only with an unusually strong stimulus. C) The neuron fires at its maximum voltage if a stimulus depolarizes the neuron to threshold. D) If a neuron reaches threshold, the action potential goes to completion. E) No stimulus of any strength will trigger a new action potential.

Anatomy & Physiology