BIOS 251 Midterm Terms Exam Questions with 100% Correct Answers

The condition in which the body's internal environment remains relatively constant within physiological limits Correct Answer homeostasis A plane at a right angle to a midsagittal plane that divides the body or organs into anterior and posterior portions Correct Answer frontal-coronal Cavity superior to the diaphragm that contains two pleural cavities, the mediastinum, and the pericardial cavity Correct Answer thoracic A position of the body universally used in anatomical descriptions in which the body is erect, the head is level, the eyes face forward, and the feet are flat on the floor Correct Answer anatomical position A plane that divides the body or organs into left and right portions Correct Answer sagittal Inferior to the diaphragm and subdivided into a superior and abominal cavity and an inferior pelvic cavity Correct Answer abdominopelvic cavity Lying face up Correct Answer supine A vertical plane through the midline of the body that divides the body or organs into equal right and left sides; also called a median plane Correct Answer midsagittal The branch of biology concerned with the structure and function of plant and animal cells Correct Answer cytology Lying face down Correct Answer prone The closed, membrane-lined sterile anatomical space which houses the central nervous system; its lining are the three connective tissue layers known as the meninges Correct Answer dorsal cavity Microscopic study of the structure of tissues Correct Answer histology A plane that divides the body or organs into superior and inferior portions Correct Answer transverse-horizontal Ventral cavity organs Correct Answer liver, gallbladder, large intestine, diaphragm, stomach, small intestine, urniary bladder