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THERE IS ONLY ONE RIGHT ANSWER FOR QUESTIONS #31-46 31. The blood vessels that d

ID: 3519728 • Letter: T

Question

THERE IS ONLY ONE RIGHT ANSWER FOR QUESTIONS #31-46 31. The blood vessels that directly feed into the capillary beds are called a) venules b) veins c) arteries c) pulmonary c) pulmonary c) hemorrhage d) arterioles e) none of above 32. After blood enters the left atrium, it passes through thevalve a) tricuspid b) mitral d) aortic 33. This_valve prevents fluid from flowing back into the right ventricle a) tricuspic b) mitral d) aortic 34. The volume of erythrocytes within a given volume of whole blood, expressed as a percentage, is the ? b) erythrocytes d) hematocrit e) all of above 35. The a-nucleated cells that function to transport oxygen to the body's cells are called a) leukocytes b) thrombocytes c) astrocytes d) none of above 36. f excessive amounts of T3 were released from the thyroid, it can cause a symptom of elevated heart rate a) true b) false 37. Hypothyroidism can cause anxiety, diarrhea and weight loss? a) true b) false 38. Pete is short for his age. Which hormone will allow him to grow quickly? a) hGH b) T3 c) testosterone d) all of the above 39.Lucus has a pituitary tumor. He is complaining that the front part of his shirt is wet every morning. Which hormone imbalanced? a) oxytocin b) FSH b) false b) adrenal c) estrogen d) PRL 40. The adrenal medulla secretes hormones that affect weight and excessive secretion may lead to obesity a) true 41. Restful and deep sleep is the result of optimal function of the a) pituitary c) pineal d) thymus 42. Janie had a C-section 3 days ago and is not producing breast milk. Which hormone is not properly secreted? a) oxytocir b) FSH c) estrogen d) PRL e) ACTH 43. Involving the electrical activity of the heart, the pacemaker is also the a) purkinje fibers b) bundle of His b) false b) pulmonary c) AV node d) SA node e) none of above 44. A clot that breaks away from a vessel wall and circulates freely within the bloodstream is called a thrombus? a) true 45. The circulation from the heart to the lungs and back to the heart is known as a) coronary circulatiorn e) both b & c c) systemic d) both a & b

Explanation / Answer

31. d. arterioles

The blood vessels that directly feed into the capillary beds are called arterioles.

32. b. mitral

After blood enters the left atrium, it passes through the mitral valve.

33. c. pulmonary

The pulmonary valve prevents blood from flowing back into the right ventricle.

34. d. hematocrit

The volume of erythrocytes within a given volume of whole blood expressed as a percentage is the hematocrit.