Chapter 10 Muscle Tissues

Question 1

What are the 3 types of muscle tissue?

Answer 1

Skeletal
Cardiac
Smooth

Question 2

_______ is the study of the muscle system

Answer 2

Myology

Question 3

What 2 types of energy muscles produce when we burn ATP?

Answer 3

Mechanical

Heat

Question 4

List the 5 muscle functions and the most important about each one

Answer 4

Movement - moving, circulation, breathing, digestion, face muscles

Stability - balance, stabilizing joints

Control openings - sphincters

Heat production - 85% of body heat

Glycemic control - muscles store glucose and helps manage blood sugar levels

Question 5

List the structures of muscle tissue from smallest to largest

Answer 5

Muscle fibers/cells

Endomysium - connective tissue wrapping myocytes

Fascicles - group of wrapped muscle fibers

Perimysium - connective tissue wrapping fascicles

Epimysium - connective tissue wrapping groups of fascicles

Fascia - outer most layer of connective tissue

Question 6

STUDY MUSCLE SHAPES

Answer 6

Look at muscle shape slide

Question 7

Which end of a muscle is the origin? Which is the insertion end?

Answer 7

Origin is at stationary end of muscle - insertion is on mobile end of muscle

Question 8

What is innervation?

Answer 8

Referring to the nerve that feeds a muscle

Question 9

3 muscle groups of the trunk

Answer 9

Muscles of….
Respiration
Abdominal wall and pelvis floor
Movement of vertebral column

Question 10

Which intercostal ribs are used for inhalation? For expiration?

Answer 10

External lift ribs for inhaling

Internal and innermost depress, compress, and retract for expiration

Question 11

Name the 3 types of hernias and a brief description

Answer 11

Inguinal - most common, viscera enter inguinal canal

Hiatal - stomach through diaphragm, common when overweight

Umbilical - viscera through navel

Question 12

Longest muscle in body/tailors muscle is

Answer 12

Sartorius