BIO 264 Exam 1 Questions With Complete Solution

BIO 264 Exam 1 Questions With Complete Solution In order to produce two equal halves that are mirror images of each other, the human body would need to be split along which plane? - CORRECT ANSWER Sagittal Which one of the following planes divide the shin and the calf? - CORRECT ANSWER Frontal The eye is ______ to the ear - CORRECT ANSWER medial The foot is _______ to the knee - CORRECT ANSWER distal The shoulder is _______ to the elbow - CORRECT ANSWER proximal The spinal column is ______ to the heart - CORRECT ANSWER posterior The nose is _____ to the mouth - CORRECT ANSWER superior The neck is _____ to the head - CORRECT ANSWER caudal If a subject were sawed in half at the waist during a magic show leaving superior & inferior portions, then they were cutting along the _______ plane - CORRECT ANSWER transverse If you wanted to cut an organ into transverse sections, you would cut it ________ - CORRECT ANSWER 90 degree angle long axis Which of these divides the thoracic cavity from the abdominopelvic cavity? - CORRECT ANSWER Diaphragm The anatomical term that means "away from the midline of the body" is _____ - CORRECT ANSWER lateral The nose is _________ to the mouth - CORRECT ANSWER superior Which of the following is most inferior in location? - CORRECT ANSWER pelvic cavity A vertical plane that separates the body into right & left portions is called a _____ plane - CORRECT ANSWER sagittal Cutting off your nose would be a section in the ______ plane - CORRECT ANSWER coronal, frontal The cavity of the body immediately superior to the diaphragm is the _____ cavity - CORRECT ANSWER thoracic Captain Jack Sparrow is in a sword fight with an evil skeleton pirate. If Jack were to cut off the skeleton's head, his sword would be following which body plane: - CORRECT ANSWER transverse A term that means nearer the attached end of a limb is - CORRECT ANSWER proximal A term that means further away from the attached end of a limb is - CORRECT ANSWER distal Distal is opposite of - CORRECT ANSWER Proximal Physiology is the study of the processes or functions of - CORRECT ANSWER Living things HCO3- is the abbreviation for - CORRECT ANSWER Bicarbonate Ion Which organ system produces heat? - CORRECT ANSWER Muscular Which body organ systems would help maintain blood pH? - CORRECT ANSWER Respiratory What is an example of a positive feedback mechanism? - CORRECT ANSWER Uterine stretching during childbirth What are the 3 components of homeostatic control system? - CORRECT ANSWER Receptor control effector organ Which of the following is NOT a feedback mechanism? Set point, control center, effector, equilibrator - CORRECT ANSWER Equilibrator What kind of feedback loop is this? Low blood sugar causing the liver to break down glycogen & release sugar into the blood? - CORRECT ANSWER negative What type of feedback loop is this? Internal bleeding causing the heart rate to increase? - CORRECT ANSWER negative What type of feedback loop is this? When the release of estrogen from the ovary shuts down the production and release of more estrogen - CORRECT ANSWER negative What type of feedback loop is this? High body temperature causing muscle shivering & increased metabolism - CORRECT ANSWER positive regarding the body, homeostasis is maintaining a constant _____ ______ & ______ _______ of a particular variable - CORRECT ANSWER internal environment, normal range Positive feedback can create a cycle that leads away from _____ - CORRECT ANSWER homeostasis What is an example of a beneficial deviation from normal set point in homeostasis - CORRECT ANSWER high blood pressure during exercise Blood pressure decreases & the body responds in a way that causes the blood pressure to decrease even more. What type of feedback is this? - CORRECT ANSWER Positive Name 3 ways the body systems try to maintain homeostasis - CORRECT ANSWER hyperventilation shivering increased heart rate homeostasis is the maintenance of a variable around a ____ _____ - CORRECT ANSWER set point