The skeleton of the heart consists of
A) bone within the myocardium.
B) fibrous connective tissue encircling the atrioventricular orifices.
C) bone within the interatrial septum.
D) fibrous connective tissue in the endocardium.
B
You might also like to view...
Metastasis is
A. the abnormal development of a tissue. B. an obvious loss of cellular or structural differentiation in the orientation of cells to each other. C. the movement or spread of malignant cells. D. a generalized increase in the size of a part of an organ. E. an increase in the normal number of cells within a tissue or organ.
When you wear a backpack, your center of gravity shifts in which direction?
A. up B. back C. forward D. up and back
Which hormone is secreted by the adrenal glands and increases the absorption of salt?
a. ANH b. aldosterone c. ADH d. insulin
Endocrine glands differ from exocrine glands because ________.
A. exocrine glands are made using cuboidal and columnar epithelia, while endocrine glands are not B. endocrine glands are widespread in the body, while exocrine glands are only found near the body surface C. exocrine glands have a duct to carry their secretions, while endocrine glands do not D. exocrine glands produce hormones, while endocrine glands do not