Muscle Tissue Quiz

This multiple choice quiz is designed to help you understand the basic facts about muscle tissue and should only be used for revision purposes. We hope you enjoy!

Q1. Smooth Muscle is not cross striated because:

(Select one answer)

(a) Myosin and actin in the myofibril
(b) Myofibrils are in register with each other
(c) Myofibrils are not in register with each other
(d) It has gap junctions
(e) It is surrounded by a basal lamina.

           



Q2. Intercaled discs are most likely to be observed in:

(Select one answer)

(a) longitudinal section of skeletal muscle
(b) Transverse section of skeletal muscle
(c) Transverse section of cardiac muscle
(d) Longitudinal section of cardiac muscle
(e) Tranverse section of smooth muscle

       



Q3. Which of the following statements regarding the connective tissue of a skeletal muscle is correct?

(Select one answer)

(a) the perimysium surrounds the individual muscle fibres within a fascicle
(b) the epimysium seperates each muscle fascicle from the others
(c) the endomysium consists of fine reticular fibres surrounding the muscle fibre.
(d) The perimysium envelopes the whole skeletal muscle.
(e) None of the above.

           



Q4. What is this a slide of




(Select one answer)

(a) Smooth Muscle
(b) Cardiac Muscle
(c) Skeletal Muscle
(d) None of the above
(e) All of the above

           



Q5. When Skeletal muscle contracts an arrangement of the alternating light and dark bands traversing each skeletal muscle cell changes. Which of the following statements is not correct.

(Select one answer)

(a) The dark A bands will remain a constant length
(b) The space occupied by the H zone will not change
(c) The light I bands will shorten
(d) The z lines come closer together
(e) The I band consists solely of thin actin filaments

           



Q6. Function of the intercalated discs is represented as ID in the picture are:




(Select one answer)

(a) Site of attachment between Cardiac muscle cells
(b) Region where blood vessels enter cells
(c) Region where electrical impulses stimulate
(d) All of the above
(e) None of the above

       



Q7. Concerning Cardiac and Skeletal muscle, which statement is most accurate?

(Select one answer)

(a) Cardiac muscle fibres are not striated whereas skeletal muscle fibres are striated.
(b) Cardiac Myofibril nuclei are eccentrally placed whereas skeletal myofibril nuclei are centrally placed.
(c) Skeletal muscle fibres exhibit more branching than cardiac muscle fibres
(d) Cardiac muscle contains structures known as intercalated discs
(e) None of the above

       



Q8. Which of the following statements is false.

(Select one answer)

(a) Endomysium surrounding smooth muscle is very rich in reticular fibres
(b) Smooth muscle specialises for continuous contractions of relatively low force resulting in contraction of the whole muscle
(c) There are no tendons in smooth muscle
(d) Smooth muscle is responsible for the movement of the skeleton.
(e) The nuclei of smooth muscle cells are heterochromatic

           



Q9. What muscle type is shown in the slide?




(Select one answer)

(a) Smooth muscle
(b) Cardiac muscle
(c) Striated skeletal muscle
(d) None of the above
(e) Striated Visceral muscle

           



Q10. Correctly Identify which statement is correct?

(Select one answer)

(a) A Skeletal muscle fibre consists of numerous skeletal muscle cells joined together by intercalated discs
(b) Conheim Fields are the appearance of myofibrils cut in transverse section in both skeletal muscle and smooth muscle.
(c) Skeletal muscle cells have a fusiform appearance with multinuclei centrally placed
(d) Smooth muscle has single nuclei that are peripherally placed
(e) None of the above

       





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Author: Group 16
Last modified: 23 Nov 2000 08:43
Authored in CALnet