Which one of the following is a strong, narrow cord of fibrous tissue that attaches muscle to bone?TendonLigamentPhalanxFascia
The _______ is responsible for closing the airway to the lungs when one swallows.pharynxepiglottislarynxglottis
Which one of the following statements about colds is false?Colds result from contact with other affected people.Colds are caused by bacteria.Chicken soup and antibiotics work equally well as treatment for colds.There’s no immunity to colds.
The cardiovascular system consists ofblood, blood vessels, and the heart.blood, blood vessels, the heart, lymph, lymph vessels, and lymphatic tissues.the heart, blood vessels, and lymph vessels.the heart and coronary arteries.
The most complicated part of the brain is thebrain stem.cerebellum.thalamus.cerebrum.
The inner ear works with which brain structure to maintain equilibrium and balance?Medulla oblongataHypothalamusPonsCerebellum
What is blood serum?Plasma with a clotting factor removedFluid remaining after plasma is removed from whole bloodClear, yellowish fluid in which blood cells are suspendedWhole blood
The _______, which is situated beneath the pharynx, is responsible for producing vocal sounds.thalamusepiglottislarynxtongue
In osteoporosis, the bones are soft and weak becausethere’s infection of the bone marrow.old tissue isn’t replaced quickly enough.the dead bone separates from the good bone.there’s too much calcium and phosphorus.
What is bradycardia?Pain referred to the arm during a heart attackA blood vessel conveying blood to the armAbnormally rapid heartbeatAbnormally slow heartbeat
All of the following are factors in upper respiratory diseases exceptallergens.lowered body temperature.viruses.bacteria.
The condition often called the “silent killer” is also known ashypertension.arteriosclerosis.coronary artery disease.anemia.
Which of the following are degenerative illnesses?Chondrodynia and sternotomyRheumatoid arthritis and muscular dystrophyCardiac arrest and pulmonary thrombosisDehydration and polydipsia
Which of the following represents average blood pressure?80/120100/60Between 60 and 100120/80
What portion of the brain controls respiration?Medulla oblongataPituitary glandMidbrainCerebellum
The period of relaxation in the cardiac cycle isdepolarization.diastole.asystole.systole.
Which of the following statements is not correct?Sensory nerves are efferent nerves.Nerves are made of sensory and/or motor fibers.The medulla oblongata connects the spinal cord to the rest of the brain.There are 12 pairs of cranial nerves.
Which term indicates a “true” heart attack?Myocardial infarctionCongestive heart failureCardiac arrestAngina pectoris
Bronchogenic carcinoma is cancer of thebrain.lungs.throat.skin.
Which of the following choices is a common symptom of anemia?FatigueFeverSwollen lymph nodesSore throat