PNB 2265 Exam 1 Questions and Answers 2024/2025 with complete solution

PNB 2265 Exam 1 Questions and Answers 2024/2025 with complete solution Each hemoglobin molecule is able to bind_____ oxygen molecules. a) four b) two c) 16 d) one - answera) four Iron released from hemoglobin is transported through the blood by________ to the ________. a) Biliverdin, Large Intestine b) Albumin, Liver c) Albumin, Bone Marrow d)Bilirubin, Large Intestine d) Transferrin, Bone Marrow - answerd) Transferrin, Bone Marrow This question refers to the figure below. The most likely explanation for the symptoms this patient is experiencing would be: Parameter Value Reference HB MCV a) fluctuations in EPO b) iron deficiency c) vitamin B deficiency d) genetic mutations in Hb e) sickle cell disease - answerc) vitamin B deficiency What would happen if "AB+" blood was donated to an "O+" recipient? a) Hemoglobinuria b) Jaundice c) Hemolytic Disease d) Nothing - answera) Hemoglobinuria LIKE skeletal muscle, cardiac muscle cells________ a) attach to each other via desmosomes b) are striated c) produce tetanic contractions d) all of the above - answerb) are striated Saul suffers from Atransferrinemia, a genetic disorder where the protein Transferrin is not produced. Which of the following might Saul experience? a) jaundice b) hemoglobinuria c) kidney damage d) all of the above - answerc) kidney damage During the fetal stage of life, UNLIKE during adulthood a) Sickle Cell Anemia is less severe because Fetal Hb contains gamma chains b) Sickle Cell Anemia is less sever because oxygen is carried by maternal Hb c) Sickle Cell Anemia is more sever because Fetal Hb has a higher affinity for oxygen d) Sickle Cell Anemia is more sever because Fetal Hb contains only Beta chains - answera) sickle cell anemia is less severe because Fetal Hb contains gamma chains Skeletal muscle and cardiac muscle are similar in all of the following ways EXCEPT: a) Skeletal muscle is multinucleate b) Skeletal muscle uses calcium for contractions c) Skeletal muscle has actin and myosin d) Skeletal muscle is striated e) Skeletal muscle is non- mitotic - answera) skeletal muscle is multinucleated Which of the following is responsible for dissolving (