Chapter 7

Question 1

• Which of the following muscles extends the vertebral column and means, roughly, “of the spine”?

Answer 1

Spinalis

Question 2

• Which bone may be palpated in the midline of the posterior trunk?

Answer 2

Spinous process

Question 3

True or False? The intertransverarii are large muscles that are easy to palpate

Answer 3

False

Question 4

What is the primary action of external intercostals?

Answer 4

Elevate ribs during inhalation

Question 5

Which of the following muscles helps compress and support abdominal organs and assists
With exhalation?

Answer 5

Transverse abdominis

Question 6

• True or False? The external and internal intercostals help maintain the shape and integrity of the ribcage

Answer 6

True

Question 7

• Which bone would you be palpating if you were to place your palm on a client’s abdomen between the navel and pelvis?

Answer 7

Pubis

Question 8

• The iliocostalis, longgissimus, and spinalis form which group of muscles?

Answer 8

Erector spinae

Question 9

• The contraction and relaxation of which muscle drives breathing?

Answer 9

Diaphragm

Question 10

• True or False? The iliocostalis extends and laterally flexes the vertebral column

Answer 10

True

Question 11

• Which bone would you be palpating if you were to slide your fingertips laterally away from the sternum?

Answer 11

Anterior rib

Question 12

• Which of the following muscles is dome-shaped and the primary muscle of breathing?

Answer 12

Diaphragm

Question 13

• “Six- pack abs” are a result of horizontal lines of connective tissue segmenting which of the following muscles?

Answer 13

Rectus abdominis

Question 14

• Which of the following is the most superficial of the transversospinalis muscles and means “ half of the spine”?

Answer 14

Semispinalis

Question 15

• True or False? Longissimus is a long muscle that spans the entire axial skeleton and connects the sacrum and cranium

Answer 15

True

Question 16

Which if the following muscles, along with the rotatores and semispinalis, Forms a network connecting the transverse and spinous process of different vertebrae?

Answer 16

Multifidi

Question 17

True or False? The intertransversarii lie between and elevate the ribs

Answer 17

False

Question 18

• Which muscle is deep to the rhomboid and trapezius muscles and elevates the ribs during inhalation?

Answer 18

Serratus posterior superior

Question 19

Which muscle extends the vertebral column and means, roughly, “between the spine”?

Answer 19

Interspinalis

Question 20

Which muscle has as its primary function to maintain side-to -side posture against gravity when the body is upright?

Answer 20

Intertransversarii