FREE AND STUDY GAMES ABOUT CH. 6 PRETEST EXAM

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FREE AND STUDY GAMES ABOUT CH. 6 PRETEST EXAM

QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -93 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: Used in blinking and squinting:

Answer:

orbicularis oculi Question 2: Muscles that are arranged with fibers running side by side are called:

Answer:

parallel Question 3: The origin of a muscle is the point of attachment that moves when the muscle contracts.

Answer:

False

Question 4: Transverse fiver _____.

Answer:

run across other fibers

Question 5: The bulk of the tissue of a muscle tends to lie ____ to the part of the body it causes to move.

Answer:

proximal

Question 6: injection site of leg

Answer:

vastus lateralis and gluteus medius Question 7: A muscle which fibers look like a full plume on an arrow are called:

Answer:

bipennate Question 8: Exercise throughout life helps muscles to retain both strength and ___:

Answer:

mass Question 9: The nuclei of skeletal muscle cells are pushed aside by long, ribbonlike organelles called _____, which nearly fill the cytoplasm.

Answer:

myofibrils Question 10: The ___ is the exeption that flexes backward on the posterior side.

Answer:

knee Question 11: Muscles that are arranged like the feathers on an arrow are described as:

Answer:

pennate

Question 12: Small muscles between the ribs

Answer:

intercostals

Question 13: The correct order of arrangement of skeletal muscle cells, from largest to smallest

it:

Answer:

muscle, fascicle, muscle fiber (cells), myofibrils, myofilament

Question 14: Skeletal muscles have a lot of effect on body temperature.

Answer:

True Question 15: In a skeletal muscle fiber, the sarcomere is a repetitive unit that consists of the entire region between the ____.

Answer:

Z lines

Question 16: A fascicle is wrapped by a layer of connective tissue called ____.

Answer:

perimysium Question 17: Myosin heads are also called:

Answer:

cross-bridges

Question 18: Which of the following statements is NOT true?

Answer:

Tetanic contraction of muscles refers to a disease that causes total, sustained contraction of muscles.

Question 19: Muscles ______.

Answer:

pull Question 20: Your "kisser":

Answer:

orbicularis oris

Question 21: An entire skeletal muscle is covered by a coarse sheath called:

Answer:

epimysium Question 22: The anatomical term for a muscle cell, in skeletal and smooth muscle tissues, is

____:

Answer:

muscle fiber Question 23: Which of the following statement is NOT true regarding energy generation for muscle contraction?

Answer:

Anaerobic glycolysis is not an energy source for muscle contraction.Question 24: Consider the two types of muscle contractions described in this chapter; in ____ contractions, the muscle may shorten and movement may occur.

Answer:

isotonic

Question 25: A muscle contracts the instant it is stimulated.

Answer:

False

Question 26: Which of these muscles is located in the abdominal region?

Answer:

external oblique Question 27: Muscles that unite together are called:

Answer:

fusiform

Question 28: Which of the following is NOT a function of a skeletal muscle?

Answer:

participates in the transport of oxygen in the blood to the tissues