CHE - Muscle Tissue

Question 1 of 20

Medal-premium 1

By muscle contraction the length of the I-discus is diminished whereas the A-discus is unchanged.

Select one of the following:

  • True
  • False

Question 2 of 20

Medal-premium 1

"Sacromere" is a concept designated to the part of the myofibril between two Z-lines.

Select one of the following:

  • True
  • False

Question 3 of 20

Medal-premium 1

Leiomyofibril is the cell specific for the striated muscle tissue.

Select one of the following:

  • True
  • False

Question 4 of 20

Medal-premium 1

The intercalated discs are localized in the cardiac muscle tissue.

Select one of the following:

  • True
  • False

Question 5 of 20

Medal-premium 1

Z-Line (telophragma) is in the middle of the I-discus of the myofibril.

Select one of the following:

  • True
  • False

Question 6 of 20

Medal-premium 1

The loose connective tissue plays a role of inter-cellular substance for the muscle tissue.

Select one of the following:

  • True
  • False

Question 7 of 20

Medal-premium 1

The myofibril is:

Select one of the following:

  • Specialized cell organelle

  • Cell

  • Syncytium

  • Symplast

Question 8 of 20

Medal-premium 1

Under electron microscope in H - band of myofibril are observed:

Select one of the following:

  • Thin myofilaments

  • Thick myofilaments

  • Thin and thick myofilaments

  • No myofilaments

Question 9 of 20

Medal-premium 1

The nuclei of the striated myofibre are localized:

Select one of the following:

  • In the central part of the cytoplasm

  • Sublemmal (under the plasma membrane)

  • Without strictly localization

  • Along the bundles of myofibrils

Question 10 of 20

Medal-premium 1

The intercalated discs between the cardiomyocytes are localized:

Select one of the following:

  • Step-like

  • Under the plasma membrane

  • Without strictly localization

  • Along the bundles of cardiomyofibrils

Question 11 of 20

Medal-premium 1

Under electron microscope in I-disc of the myofibril are observed:

Select one of the following:

  • Thin myofilaments

  • Thick myofilaments

  • Thin and thick myofilaments

  • No myofilaments

Question 12 of 20

Medal-premium 1

The cardiomyocytes bind together through:

Select one of the following:

  • Interdigitation ("zipper" interlocking)

  • Intercalated discs

  • Hemi-desmosomes

  • Basal lamina

Question 13 of 20

Medal-premium 1

Under electron microscope in A-disc of the myofibril are observed:

Select one of the following:

  • Thin myofilaments

  • Thick myofilaments

  • Thin and thick myofilaments

  • No myofilaments

Question 14 of 20

Medal-premium 1

The cardiomyofibrils in the cells of impulse-conductive muscle tissue:

Select one of the following:

  • Are scanty and centrally placed in the cell

  • Fill the whole cell cytoplasm

  • Are scanty and peripherally placed in the cell

  • Are lacking

Question 15 of 20

Medal-premium 1

The sacrosomes in the muscle tissue cells are:

Select one of the following:

  • Phagesomes

  • Mitochondria

  • Lysosomes

  • Cell inclusions

Question 16 of 20

Medal-premium 1

Myoepithelial cells are localized

Select one of the following:

  • In the wall of some acini

  • In the blood vessels wall

  • In the skeletal muscles

  • In the wall of the semi-niferous tubules

Question 17 of 20

Medal-premium 1

The most specific features of the muscles tissue are:

Select one or more of the following:

  • Abundant intercellular substance

  • Numerous blood vessels and nerve endings

  • Lack of proper intercellular substance

  • Presence of three types of microscopic organisation

  • Presence of tonofibrils

Question 18 of 20

Medal-premium 1

Which of the following is specific for the striated skeletal muscle tissue:

Select one or more of the following:

  • Presence of striated myofibrils

  • Presence of smooth myofibrils

  • Symplast type of organisation

  • Syncytial type of organisation

  • Origin from the mesoblast

Question 19 of 20

Medal-premium 1

Which of the following is specific for the smooth muscle tissue:

Select one or more of the following:

  • Presence of striated myofibrils

  • Presence of smooth myofibrils

  • Cellular type of organisation

  • Origin from the mesenchyme

  • Origin of the mesoblast

Question 20 of 20

Medal-premium 1

The intercalated discs of the cardiac muscle tissue consists of:

Select one or more of the following:

  • "Zipper" interlocking (interdigitatio)

  • Gap junctions (nexus)

  • Tight junctions (zonula occludens)

  • Hemi-desmosomes

  • Desmosomes

Icon_fullscreen

CHE - Muscle Tissue

Sole C
Quiz by , created over 1 year ago

CHE - Muscle Tissue

Eye 76
Pin 3
Balloon-left 0
Tags
Sole C
Created by Sole C over 1 year ago
Close