BHSC 1200 Midterm 1 Exam Questions With Verified Answers.
BHSC 1200 Midterm 1 Exam Questions With Verified Answers. Quandrants of abdominal pelvic cavity - answerseparated by median line and trans umbilical line -right upper -right lower -left upper -left lower Regions of the abdominopelvic cavity - answer hypochondriac region 2. right lumbar region 3. right iliac region 4. left hypochondriac region 5. left lumbar region 6. left iliac region 7. epigastric region 8. umbilical region 9. hypogastric region separated by - transtubercular line- horizontal across hip bones -subcostal- horizontal above waste - left and right midclavicular - vertical down nipples Function of Na/K pump - answerIt accomplishes the transport of three Na+ to the outside of the cell and the transport of two K+ ions to the inside. This unbalanced charge transfer EXAM STUDY MATERIALS July 23, 2024 4:26 PM contributes to the separation of charge across the membrane. The sodium-potassium pump is an important contributer to action potential produced by nerve cells. part acts as an ATPase-- enzyme that hydrolyzes ATP receptor-mediated endocytosis - answerThe movement of specific molecules into a cell by the inward budding of membranous vesicles containing proteins with receptor sites specific to the molecules being taken in; enables a cell to acquire bulk quantities of specific substances. 6 steps-- binding- low density lipoprotein binds to specific receptor sites plasma membrane vesicle formation- vesicle forms around LDL inside cell uncoating- vesicle uncoats itself fusion with endosomes- uncoated vesicle fuses with endosome and LDL particles separate from receptor recycling of receptors to plasma membrane- receptors pinch off forming transport vesicles to return to plasma membrane degradation in lysosomes- LDL combines with lysosome for it to be digested Microfilaments - answerLong, thin fibers that function in the movement and support of the cell composed of actin and myosin help with muscle contraction, cell division and cell locomotion intermediate filaments - answerThreadlike proteins in the cell's cytoskeleton that are roughly twice as thick as microfilament
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