WorksheetsIntroduction to Physiology and Cell Physiology
Total questions: 10
Worksheet time: 10mins
What is the volume of the ECF of a patient who weighs 77 kg?
15.4 L
46.2 L
30.8 L
11.5 L
Fluid surrounding the cells in the muscle tissue comprise which compartment in the body?
Intracellular fluid
Plasma
Interstitial fluid
Extracellular fluid
The following ions are abundant in the intracellular fluid compartment except
Potassium
Bicarbonate
Magnesium
Phosphate
Central chemoreceptors regulate respiration by sensing changes in the concentration of which ion?
Hydrogen ions
Bicarbonate ions
Hydroxide ions
Carbon monoxide
Which of the following statements are correct about peripheral proteins in the cell membrane
Span the entire lipid bilayer
Can function as pores
Can serve as carrier proteins
Can help regulate the transport of substances through the pores
The following statements are true of the membrane flow model for amoeboid movement except
Endocytic vesicles are made from the middle and rear portions of the cell
The rear edge anchors the cell to the surrounding tissue
Actin and myosin fibers transport the endocytic vesicles to the pseudopodial end
New plasma membrane is continuously formed, causing the cell to move forward
Zellweger syndrome is a peroxisome disorder characterized by craniofacial dimorphism and severe neurologic abnormalities. Increased plasma VLCFA (very long chain fatty acid) concentrations are seen due to errors in its metabolism. Which step in fatty acid metabolism happens in peroxisomes?
Beta oxidation
Carboxylation
Reduction
Dehydration
The following statements are true regarding mitochondria except
The cristae increases the surface area for oxidative phosphorylation to occur
The intermembrane space has high hydrogen ion concentrations
the Krebs cycle occurs within the mitochondrial matrix
ATP synthase is located in the outer membrane
What is the function of DNA ligase in DNA synthesis?
Unzips the DNA double helix
Joins together the Okazaki fragments
Supercoils the DNA
Proofreads DNA synthesis
Mitotic catastrophe can happen when there is failure to pull the two sister chromatids apart towards the opposite poles during cell division. What phase in mitosis can show this failure?
Prophase
Metaphase
Anaphase
Telophase
