Histology & Cytology Notes

Written by students who currently study medicine in Varna Medical University  and Carol Davila Medical University of Bucharest The chromatin contains the following elements..All are true except? RNA. Microtubules..all are true except? Associate with Myosin. Major mitochondrial compartments are..All are true except? Mitochondrial pores. Which of the following is not a characteristic of living matter? Refraction. Tissues grow in site because of the following processes..All are true except? Apoptosis. Ageing is associated with which type of processes..All are true except? Hyperplasia. The main molecular railroads for intracellular transport are? Microtubules. Biological membranes..Which of the following is not true? Organise the mitotic spindle during cell division. Which of the following statements about cell matrix functions are true? It regulates intracellular traffic of molecules and organelles. The cytoplasmic inclusions...? ALL answers are correct. Ribosomes are..All are true except? Related in function to lipid synthesis. Apoptosis is..All are true except? A spontaneous process. Cell crystals..Crystalline forms of protein. Which family of proteins are excretions of apoptosis? Caspases. Which of the following statements related to histological techniques is not true? Paraffin embedding includes processing of the material. Which of the following about eukaryotic/prokaryotic cells is not true? Prokaryotic cells are cells with a nuclear envelope. All of the following statements regarding pigment deposits are true except? Globin is a pigment. Movement of which type of particle is involved in the generation of ATP? Proton. Signal recognition particle/SR receptors are required for the translocation of..? Secretory Proteins. Cells participating in closing the wound during..? Myofibroblasts. Which cell type has a squamous shape? Endothelial cells. Which of the following statements about plasmalemma is true? Ion channels are transmembrane proteins. Which of the following membrane proteins are not localised in the plasma membrane? Histone molecules. Which of the cell types have more than one nucleus? All are true except..Neutrophil Leukocytes. Which of the following statements about lysosomes is not true? Optimal pH of lysosomal digestion is pH 8.0 Which of the following molecules are material carrier of life? Protein & Nucleic acids. Golgi Complex-RER communication requires .. COP coated vesicles. Clathrin coated vesicles are formed in..Trans Golgi network. The change of cell shape requires which following organelles? Actin filaments. Which is the size range for peroxisomes? 0.5-1.5mm. Which of the cytoskeletal proteins is components of nuclear lamina? Intermediate filaments. Secretory proteins..Are not translocated into the RER. Which type of molecules can pass through the nuclear pore? Molecules with a nuclear localisation signal. Which phase of the mitotic cycle is mediated by actin cytoskeleton? Cytokenesis. Which of the following does not belong to cytoplasmic inclusions? Secretory vesicles. The Zelwegger syndrome is related to biogenesis of which organelle? Peroxixomes. Which of the following statements regarding the structure of biomembranes is true? Biomembranes are supermolecular lipoprotein complexes composes of polar lipids and proteins. The process of apoptosis normally occurs..  During mitotic cell death. Secretory granules are characteristic for.. Exocrine cells. Mitochondrial ATP synthase is involved in..Oxidative Phosphorilation. What is the main function of the intermediate filaments? Structural stability of the cell. Which of the following are non membranous? Microtubules. Which of the following statement about the cell theory is not true? There is no close relationship between cell structure and function. Which of the following is a market enzyme for lysosomes? Acid phosphotase. Components of the mitotic spindle are, all true except? Actin filaments.