Answer: Tendon
2.) Which of the following ions is most abundant in extracellular fluid?
Answer: Sodium (Na+)
3.) Which of the following does the respiratory system eliminate when there is
an excess of hydrogen in the body?
Answer: Carbon dioxide
4.) In a normally functioning cardiovascular system, where does the heartbeat
originate?
Answer: Sinoatrial node, it is considered peacemaker of the heart
5.) Blood cells are produced by which of the following?
Answer: Red bone marrow
6.) Which of the following is the iron-containing component of a red blood
cell?
Answer: Hemoglobin (Iron II)
7.) Which of the following is the function of angiotensin II in the regulation of
blood pressure?
Answer: Vasoconstriction; if the blood pressure falls too low, angiotensin II causes
vasoconstriction, which in turn causes an increase in blood pressure.
8.) Which of the following hormone or enzymes is involved in fluid balance and
is produced by the kidney?
Answer: Renin; produced by kidney and plays a role in the regulation of fluid
volume and blood pressure
9.) Which of the following may indicate a hypersecretion of thyroid hormones?
Answer: weight loss
10.) Peripheral vasodilation results in heat loss through which of the
following processes?
, Answer: Radiation; peripheral vasodilation causes heat loss through radiation,
which transfer of heat from the surface of one object to another without direct
contact.
11.) Bile aids in the digestion of the following?
Answer: Fat; bile is responsible in breaking down fats
12.) Which of the following structures, located at the end of the ear canal,
vibrates when sound waves strike it?
Answer: Tympanic membrane
13.) Which of the following structures prevents food from being aspirated
into the lungs?
Answer: Epiglottis; it is a flap-like structure that prevents food from being
aspirated into the lungs.
14.) Which of the following types of muscle tissues is under voluntary
control?
Answer: Skeletal
15.) Which of the following electrolytes plays an essential role in clotting
of blood?
Answer: Calcium
16.) Which of the following structure comes after the ascending colon?
Answer: Transverse colon
17.) Which of the following is result of stimulation of the sympathetic
nervous system?
Answer: Increase of cardiac output
18.) Which of the following structure is located between the descending
colon and the rectum?
Answer: Sigmoid colon