Which of the following are characteristics of cardiac muscle?

A. It is under voluntary control and has intercalated discs.
B. It is self-exciting and controls blood vessels.
C. It is slow to contract and relax and is under voluntary control.
D. It produces peristalsis and has intercalated discs.
E. It has intercalated discs and is self-exciting.


Answer: E

Health Professions

You might also like to view...

The proper way to correct something written in a SOAP note is to:

A) Remove it cleanly with an eraser B) Draw a single line through the mistake, write "error" next to or above the area, and initial it C) Use correction fluid to cover the mistake and write the correct words over it D) Never correct a SOAP note

Health Professions

A medical assistant who is assisting a terminally ill patient should do all the following EXCEPT ________.

A. position herself so that she is at eye level with the patient B. place a box of tissues within reach of the patient or family members C. reassure the patient and family that everything will be okay D. ask if the patient has immediate questions or concerns

Health Professions

Years of healthy life (or healthy life years) and quality-adjusted life years (QALY) measure both quantity and ______ of a person's healthy life.

Fill in the blank(s) with the appropriate word(s).

Health Professions

The bright colors of poison-arrow frogs serve to:

A)attract a mate B)warn would-be predators C)camouflage them in their natural habitat D)attract prey

Health Professions