BISC 104 Lab Week 4

BISC 104 Lab Week 4 - BISC BISC 104 Lab Week 4:...

Info iconThis preview shows pages 1–10. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: BISC BISC 104 Lab Week 4: Neurophysiology of Nerve Impulses Quiz Question #1: * In the above picture, the * labels the: (Circle one) a. b. c. d. sarcolemma sarcomere myosin mitochondrion Quiz Quiz Question #2: In the above picture of a sarcomere, what protein makes up the thick filaments (arrow)? (Circle one) a. b. c. d. actin troponin myosin tropomyosin Quiz Quiz Question #3: A muscle contraction happens when the myosin fibers “walk” along the thin filaments made of: (Circle one) a. b. c. d. tropomyosin actin myosin calcium Quiz Quiz Question #4: A motor unit is comprised of a motor neuron and the ____________ it innervates. (Circle one) a. b. c. d. muscle fibers spinal cord brain sarcomere http://esppodcast.libsyn.com/index.php?post_id=304919 Quiz Quiz Question #5: The _______ period is the period of time that elapses between the generation of an action potential in a muscle cell and the start of a muscle contraction. (Circle one) a. contraction b. threshold c. relaxation d. latent Quiz Quiz Question #6: The functional unit of the nervous system is the: (Circle one) a. b. c. d. brain brain and spinal cord neuron glia http://www.ninds.nih.gov/disorders/brain_basics/ninds_neuron.htm Quiz Quiz Question #7: Action potentials are the electrical signals conducted by what part of the neuron? (Circle one) a. b. c. d. neuron bodies dendrites spines axons Nerve Nerve impulses Axon Dancing food Plasma membrane Action potential Cytosol Na+ K+ Action potential Na+ K+ Action potentials K+ Action potential Na+ K+ Today’s Today’s lab: Nerve simulations Find the thresholds of different types of nerves Define at least four different types of nerve nerve-activating stimuli Determine what can inhibit a nerve Determine relationship between nerve size and conduction velocity Determine the effect of myelination on conduction velocity ...
View Full Document

Page1 / 10

BISC 104 Lab Week 4 - BISC BISC 104 Lab Week 4:...

This preview shows document pages 1 - 10. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online