WITH SOLUTIONS GRADED A+
✔✔!!! The blood colloid osmotic pressure mostly depends on the ______. -
✔✔concentration of plasma proteins
✔✔!!! Blood flow through a capillary is controlled by the _____. - ✔✔precapillary
sphincter
✔✔!!! Blood moves through veins because of all of the following except ______. -
✔✔pumping by the smooth muscle in the wall of the vein
✔✔The muscular layer of a blood vessel is the ______. - ✔✔tunica media
✔✔Total peripheral resistance is related to all of the following, except the_____. -
✔✔osmolarity of interstitial fluids
✔✔Red blood cell production is regulated by the hormone____. - ✔✔erythropoietin
✔✔!!! Platelets are pinched off from giant multinucleated cells in the bone marrow called
- ✔✔megakaryocytes
✔✔Which plasma protein transports fatty acids and some hormones? - ✔✔albumin
✔✔!!! The most abundant proteins in blood plasma are____. - ✔✔albumins
✔✔Each heme ring in hemoglobin encloses an atom of - ✔✔iron
✔✔!!! White blood cells that are increased in allergic individuals are the ____. -
✔✔basophils
✔✔!!! Which of these descriptions best matches the term B lymphocytes? - ✔✔produce
antibodies in response to antigens
✔✔!!! The conversion of fibrinogen to fibrin is catalyzed by the enzyme _____. -
✔✔thrombin
✔✔In response to hemorrhage, there is - ✔✔vasoconstriction, activation of platelets and
Von Willebrand factors, activation of fibrinogen (all of the above)
✔✔!!! The waste product bilirubin is produced from _____. - ✔✔heme molecules lacking
iron
, ✔✔A person with Type A blood has _____. - ✔✔antigen A on the RBCs and anti-B
agglutinins (antibodies) in the plasma
✔✔______ are large phagocytic white cells that spend most of their time outside the
blood as fixed and free phagocytic cells. - ✔✔Macrophages
✔✔The pituitary hormone that promotes ovarian secretion of progesterone and
testicular secretion of testosterone is _____. - ✔✔LH (luteinizing hormone)
✔✔The hypothalamus controls secretion by the anterior pituitary gland by _____. -
✔✔secreting and releasing inhibiting factors into a tiny portal system
✔✔!!! The link between a peptide hormone and a second messenger in a cell that
responds to peptide hormone is usually______. - ✔✔a G protein
✔✔!!! Which statement about steroid hormones is false? - ✔✔Steroid hormones bind to
receptors within the cell
✔✔A hormone that promotes glucose synthesis in the liver is _____. - ✔✔cortisol
✔✔The zona fasciculata of the adrenal cortex produces - ✔✔gluccocorticoids
✔✔!!! Beta cells of the pancreatic islets produce _____. - ✔✔insulin
✔✔Follicle cells in the ovary secrete ________ when stimulated by FSH. - ✔✔estrogens
✔✔!!! Liver cells respond to growth hormone by increasing the expression and
production of ______. - ✔✔IGF proteins
✔✔Which of the following is NOT a function of growth hormone? - ✔✔It causes fat
accumulation within adipocytes
✔✔Some hormones exhibit synergistic or antagonistic effects on each other. Which of
the hormones below, do you think, exhibit synergy? - ✔✔epinephrine and glucagon
✔✔Endocrine cells _____. - ✔✔release their secretions directly into body fluids
✔✔Chronic stress can and will affect almost all body systems. Which of the following is
NOT a common response of the body to long-term stress? - ✔✔better digestion
✔✔Submucosal glands that secrete mucus are characteristic of the _____. -
✔✔duodenum