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49 Cards in this Set
- Front
- Back
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Which of the following blood vessels has the thinnest wall?
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Capillary
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Excess plasma fluid in the tissues from fluid exchange at the capillary is returned to the cardiovascular system by the?
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Lymphatic System
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Which of the following occurs as blood moves through a capilary located in your hand?
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Oxygen diffuses from the blood to the cells
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Blood flows from the left atrium directly into the?
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Left ventricle
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Which of the following parts of the brain regulates heart activity?
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??
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Which of the following blood vessels transports deopygenated blood directly from the heart to the lungs?
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Pulmonary artery
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Which of the following blood vessels transports oxygenated blood from the lungs to the heart
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Pulmonary veins
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Pulmonary veins transport blood to the?
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Left Atrium
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Blood pumped from the left ventricle enters the?
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Aorta
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Heart sounds lub dub result from?
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closing of the heart valves
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Which of the following is NOT part of the cardiac conduction system?
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Atrioventricular valves
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Blood becomes oxygenated in the?
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Capillaries in the lungs (pulmonary capillaries)
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The pacemaker of the heart regulates the?
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rate of heart contraction
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An electrocardiogram is used to?
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Measure and record the electrical activity of the heart
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Which of the following is true regarding baroreceptors?
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Help to regulate blood pressure
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Blood pressure is highest in?
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Arteries
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Which of the following diseaes is caused by a virus?
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Common cold
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Which of the following is not considered a nonspecific 2nd line defense?
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Cell mediated immunity
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Which of the following blood cells invades tissues to engulf and destroy large numbers of microorganisms
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Macrophages
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The first white blood cells to arrive at the site of an infection are?
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Neutrophils
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Which of the following cells is responsible for porducing antibodies?
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Plasma cells
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Vaccines contain
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Antigens of the pathogen
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Which of the following is NOT a type of T lymphohcyte
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Plasma
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Which airway is involved during an asthma attack?
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Bronchioles
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Which of the following chemiclas released by cytotoxic T cells bores holes in the cell membrane of the target cell causing it to fill with fluids and burst?
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Perforin
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T cells and B cells are which type of white blood cell
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Lymphocytes
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Normal tidal volumne of the lungs is?
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300-500 cc
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Alveoli are in close contact with?
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Pulmonary capillaries
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The main purpose of the respiratory system is to extract_______from the air and expel_______
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oxygen and carbon dioxide
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Which type of neuron relays information from the body to the central nervous system?
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Sensory neuron
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Which of the following is the neurotransmitter for the sympathetic nervous system?
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Epinephrine/Norepinephrine
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Regulation of carbohydrate metabolism and temperature control are some of the functions of the?
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Hypothalmus
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Which of the following hormones is secreted by the posterior pituirary?
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ADH (antidiuratec hormone)
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Which of the following is NoT true regarding the posterior pituitary gland?
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When there is an increased amount of water in teh body APH is released from the posterior pituitary
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Which of the following is NOT a function of growth hormone?
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It helps to maintain blood glucose levels
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Which of the following hormones raises blood sugar (glucose levels)
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Glucagen
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Insulin:
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LOWERS blood glucose levels
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Which of the following enocrine glands is located in front of the trachea?
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Throid
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Calcitonin:
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decreases blood calcium levels
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Which of the following glands produces hormones that help the functioning of the immune system?
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Thymus
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Stimulates milk production=
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prolactin
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Stimulates the adrenal cortex=
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ACTH
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Stimulates the thryoid to produce thyroxin (thyroid hormone)
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Thyrotropin (TSH)
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Causes the kidneys to reasorb more water =
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ADH
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Growth hormone is released from the posterior pituitary. true or false?
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False!
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Releasing hormones and inhibiting hormones come from the adrenal gland. True or False?
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False!
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The lobe of the brain that controls motor function is the occipital lobe. True or False?
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False
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Aldosterone regulates the amount of sodium and potassium in the body. True or Flase?
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True
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The cardiovascular and respiratory centers are located in the medulla oblongata. True or False?
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True!!
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