Title: i have test tomorrow (friday 04/01/11), please help Post by: mrchow on Mar 31, 2011 which of the following structures is primaly responsible for reabsorbing water from the alimentary canal?
a-small instestine b-nephron c-glomerulus d-colon e-cecum 2-which one of the following statement is NOT true about mammalian circulatory systems? a-the pulmonary circuit carries blood between the heart and the lungs b-the systemic circuit carries blood between the heart and the rest of the body c-mammals have two atria and two ventricles in their hearts d-a mammal uses about ten times as much oxygen as a lizard of the same size e-the left size of a mammal's heart sends blood to the lungs 3-a transport system in which blood bathes the organ directly is termed a-an open circulatory system b-a closed circulatory system c-a cardiovascular system d-a gastrovascular system e-a gastrobascular cavity system 4-which of the following carry blood away from the heart? a-benules b-veins c-arteries d-capillaries e-atria 5-in the mammalian heart, the sinotrial (sa) node is responsible for which of the following functions? a-delaying the nerve impulse to the walls of the ventricle b-controlling the atrioventricular valves c-controlling the semilunar valves d-setting the rate and timing of cardiac muscle contraction e-monitoring stroke volume 6-fluid and proteins lost from the capillaries are returned to the blood via a-the nervous system b-the arteriole system c-the lymphatic system d-capillary beds e-the hemolymp system 7-all of the following are components of blood EXCEPT a-red blood cells b-white blood cells c-platelets d-leukocytes e-lymph 8-red blood cells are produced in which of the following structures a-the heart b-the blood vessels c-bones d-muscles e-masses of the other blood cells 9-which of these is the organ of respiration for a spider? a-lings b-the skin c-tracheal system d-malpighian tubules e-book lungs 10-in blood, carbon dioxide is primaly transported in what way? a-by hemoglobin b-by hemocyanin c-as carbon monoxide d-as bicarbonate e-in erythrocytes 11-all of the following are the first line barriers against infectious agents EXCEPT a-skin b-nasal membranes c-saliva d-mucous secretion e-phagocytes 12-an immune response to a specific antigen generates the production of which type of cell that launches an attack the next time that same antigen infects the body? a-effector cells b-memory cells c-t cells d-b cells e-antibodies 13-all of the following are ways by which organism exchange heat EXCEPT a-transference b-conduction c-convextin d-radiation e-evaporation 14-which of the following animals is most likely an ectoderm? a-human b-snake c-bird d-monkey e-dolphin 15-the malpighian tubules are the organs that constitute the excretory system of which of the following animals? a-planaria b-humans c-fishes d-insects e-anneclids 16-the ball of capilliaries that is associated with the nephron and associated with filtration in the kidney is a-the bowman's capsules b-the loop of henle c-the proximal d-the glomerulus e-the distal tubule Title: Re: i have test tomorrow (friday 04/01/11), please help Post by: bio_man on Apr 1, 2011 Which one's do you need help on specifically? :-\
Title: Re: i have test tomorrow (friday 04/01/11), please help Post by: mrchow on Apr 1, 2011 i did good test today.
Title: Re: i have test tomorrow (friday 04/01/11), please help Post by: biolove on Apr 1, 2011 Congrats
Title: Re: i have test tomorrow (friday 04/01/11), please help Post by: yessiiex3 on Apr 2, 2011 Awww congrats! I saw your post on Friday so it was already too late to try and help. :(
|