LooseLeaf for Human Anatomy
5th Edition
ISBN: 9781259285271
Author: Michael McKinley Dr., Valerie O'Loughlin, Elizabeth Pennefather-O'Brien
Publisher: McGraw-Hill Education
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Chapter 12, Problem 6MC
Summary Introduction
Introduction:
The intrinsic muscles of the hand are small muscles that attach both proximally and distally to the hand. These muscles are present within the palm. These muscles are categorized into three groups: the thenar group, the hypothenar group, and the mid-palmar group.
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Thumb opposition is caused by contraction of the______ muscle.a. flexor digiti minimi brevisb. opponens pollicisc. extensor pollicis longusd. adductor pollicis
The two main muscles that point the toes are the _____.
A
tibialis anterior and extensor digitorum longus
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tibialis anterior and vastus medialis
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adductor longus and adductor brevis
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soleus and gastrocnemius
Part A
The muscle that depresses and draws the corner of the mouth laterally is the _____.
mentalis
orbicularis oris
depressor labii inferioris
depressor anguli oris
Part B
The muscle found deep to the masseter is the _____.
buccinator
levator labii superioris
risorius
zygomatic major
Part C
The orbicularis oculi _____.
constricts the opening of the mouth
closes the eye
raises the corner of the mouth
elevates the upper eyelid
Part D
The scalp or epicranium _____.
includes the platysma muscle
has a collagenous sheet called the temporal aponeurosis
contains the occipitofrontalis muscle that has two muscle bellies
has a large temoroparietalis muscle that covers the entire head
Chapter 12 Solutions
LooseLeaf for Human Anatomy
Ch. 12 - What muscles are you using when you protract the...Ch. 12 - Prob. 2WYLCh. 12 - Prob. 3WYLCh. 12 - Prob. 4WYLCh. 12 - Prob. 5WYLCh. 12 - What muscles are flexors of the forearm?Ch. 12 - Prob. 7WYLCh. 12 - Identify the intrinsic muscles of the hand that...Ch. 12 - What two muscles attach to the iliotibial tract?Ch. 12 - What muscles abduct the thigh?
Ch. 12 - Prob. 11WYLCh. 12 - Identify the muscles that extend the thigh.Ch. 12 - Prob. 13WYLCh. 12 - Prob. 14WYLCh. 12 - Prob. 15WYLCh. 12 - Prob. 16WYLCh. 12 - Prob. 1MCh. 12 - Prob. 1MCCh. 12 - Prob. 2MCCh. 12 - Prob. 3MCCh. 12 - Prob. 4MCCh. 12 - The quadriceps femoris is composed of which of the...Ch. 12 - Prob. 6MCCh. 12 - Prob. 7MCCh. 12 - Prob. 8MCCh. 12 - Which muscles attach to the ischial tuberosity and...Ch. 12 - Prob. 10MCCh. 12 - Prob. 1CRCh. 12 - What movements are possible at the glenohumeral...Ch. 12 - Prob. 3CRCh. 12 - Compare and contrast the flexor digitorum...Ch. 12 - Prob. 5CRCh. 12 - Prob. 6CRCh. 12 - Prob. 7CRCh. 12 - Prob. 8CRCh. 12 - Prob. 9CRCh. 12 - Which muscles are responsible for foot inversion,...Ch. 12 - Prob. 1DCRCh. 12 - Prob. 2DCRCh. 12 - Prob. 3DCR
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